Commit 10cc04f5 authored by Linus Torvalds's avatar Linus Torvalds

Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2

* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2: (138 commits)
  ocfs2: Access the right buffer_head in ocfs2_merge_rec_left.
  ocfs2: use min_t in ocfs2_quota_read()
  ocfs2: remove unneeded lvb casts
  ocfs2: Add xattr support checking in init_security
  ocfs2: alloc xattr bucket in ocfs2_xattr_set_handle
  ocfs2: calculate and reserve credits for xattr value in mknod
  ocfs2/xattr: fix credits calculation during index create
  ocfs2/xattr: Always updating ctime during xattr set.
  ocfs2/xattr: Remove extend_trans call and add its credits from the beginning
  ocfs2/dlm: Fix race during lockres mastery
  ocfs2/dlm: Fix race in adding/removing lockres' to/from the tracking list
  ocfs2/dlm: Hold off sending lockres drop ref message while lockres is migrating
  ocfs2/dlm: Clean up errors in dlm_proxy_ast_handler()
  ocfs2/dlm: Fix a race between migrate request and exit domain
  ocfs2: One more hamming code optimization.
  ocfs2: Another hamming code optimization.
  ocfs2: Don't hand-code xor in ocfs2_hamming_encode().
  ocfs2: Enable metadata checksums.
  ocfs2: Validate superblock with checksum and ecc.
  ocfs2: Checksum and ECC for directory blocks.
  ...
parents 520c8534 9047beab
...@@ -31,7 +31,6 @@ Features which OCFS2 does not support yet: ...@@ -31,7 +31,6 @@ Features which OCFS2 does not support yet:
- quotas - quotas
- Directory change notification (F_NOTIFY) - Directory change notification (F_NOTIFY)
- Distributed Caching (F_SETLEASE/F_GETLEASE/break_lease) - Distributed Caching (F_SETLEASE/F_GETLEASE/break_lease)
- POSIX ACLs
Mount options Mount options
============= =============
...@@ -79,3 +78,5 @@ inode64 Indicates that Ocfs2 is allowed to create inodes at ...@@ -79,3 +78,5 @@ inode64 Indicates that Ocfs2 is allowed to create inodes at
bits of significance. bits of significance.
user_xattr (*) Enables Extended User Attributes. user_xattr (*) Enables Extended User Attributes.
nouser_xattr Disables Extended User Attributes. nouser_xattr Disables Extended User Attributes.
acl Enables POSIX Access Control Lists support.
noacl (*) Disables POSIX Access Control Lists support.
...@@ -189,6 +189,8 @@ config OCFS2_FS ...@@ -189,6 +189,8 @@ config OCFS2_FS
select CONFIGFS_FS select CONFIGFS_FS
select JBD2 select JBD2
select CRC32 select CRC32
select QUOTA
select QUOTA_TREE
help help
OCFS2 is a general purpose extent based shared disk cluster file OCFS2 is a general purpose extent based shared disk cluster file
system with many similarities to ext3. It supports 64 bit inode system with many similarities to ext3. It supports 64 bit inode
...@@ -258,15 +260,14 @@ config OCFS2_DEBUG_FS ...@@ -258,15 +260,14 @@ config OCFS2_DEBUG_FS
this option for debugging only as it is likely to decrease this option for debugging only as it is likely to decrease
performance of the filesystem. performance of the filesystem.
config OCFS2_COMPAT_JBD config OCFS2_FS_POSIX_ACL
bool "Use JBD for compatibility" bool "OCFS2 POSIX Access Control Lists"
depends on OCFS2_FS depends on OCFS2_FS
select FS_POSIX_ACL
default n default n
select JBD
help help
The ocfs2 filesystem now uses JBD2 for its journalling. JBD2 Posix Access Control Lists (ACLs) support permissions for users and
is backwards compatible with JBD. It is safe to say N here. groups beyond the owner/group/world scheme.
However, if you really want to use the original JBD, say Y here.
endif # BLOCK endif # BLOCK
...@@ -303,6 +304,10 @@ config PRINT_QUOTA_WARNING ...@@ -303,6 +304,10 @@ config PRINT_QUOTA_WARNING
Note that this behavior is currently deprecated and may go away in Note that this behavior is currently deprecated and may go away in
future. Please use notification via netlink socket instead. future. Please use notification via netlink socket instead.
# Generic support for tree structured quota files. Seleted when needed.
config QUOTA_TREE
tristate
config QFMT_V1 config QFMT_V1
tristate "Old quota format support" tristate "Old quota format support"
depends on QUOTA depends on QUOTA
...@@ -314,6 +319,7 @@ config QFMT_V1 ...@@ -314,6 +319,7 @@ config QFMT_V1
config QFMT_V2 config QFMT_V2
tristate "Quota format v2 support" tristate "Quota format v2 support"
depends on QUOTA depends on QUOTA
select QUOTA_TREE
help help
This quota format allows using quotas with 32-bit UIDs/GIDs. If you This quota format allows using quotas with 32-bit UIDs/GIDs. If you
need this functionality say Y here. need this functionality say Y here.
......
...@@ -54,6 +54,7 @@ obj-$(CONFIG_GENERIC_ACL) += generic_acl.o ...@@ -54,6 +54,7 @@ obj-$(CONFIG_GENERIC_ACL) += generic_acl.o
obj-$(CONFIG_QUOTA) += dquot.o obj-$(CONFIG_QUOTA) += dquot.o
obj-$(CONFIG_QFMT_V1) += quota_v1.o obj-$(CONFIG_QFMT_V1) += quota_v1.o
obj-$(CONFIG_QFMT_V2) += quota_v2.o obj-$(CONFIG_QFMT_V2) += quota_v2.o
obj-$(CONFIG_QUOTA_TREE) += quota_tree.o
obj-$(CONFIG_QUOTACTL) += quota.o obj-$(CONFIG_QUOTACTL) += quota.o
obj-$(CONFIG_PROC_FS) += proc/ obj-$(CONFIG_PROC_FS) += proc/
......
This diff is collapsed.
...@@ -713,7 +713,9 @@ static struct dquot_operations ext3_quota_operations = { ...@@ -713,7 +713,9 @@ static struct dquot_operations ext3_quota_operations = {
.acquire_dquot = ext3_acquire_dquot, .acquire_dquot = ext3_acquire_dquot,
.release_dquot = ext3_release_dquot, .release_dquot = ext3_release_dquot,
.mark_dirty = ext3_mark_dquot_dirty, .mark_dirty = ext3_mark_dquot_dirty,
.write_info = ext3_write_info .write_info = ext3_write_info,
.alloc_dquot = dquot_alloc,
.destroy_dquot = dquot_destroy,
}; };
static struct quotactl_ops ext3_qctl_operations = { static struct quotactl_ops ext3_qctl_operations = {
...@@ -1035,8 +1037,7 @@ static int parse_options (char *options, struct super_block *sb, ...@@ -1035,8 +1037,7 @@ static int parse_options (char *options, struct super_block *sb,
case Opt_grpjquota: case Opt_grpjquota:
qtype = GRPQUOTA; qtype = GRPQUOTA;
set_qf_name: set_qf_name:
if ((sb_any_quota_enabled(sb) || if (sb_any_quota_loaded(sb) &&
sb_any_quota_suspended(sb)) &&
!sbi->s_qf_names[qtype]) { !sbi->s_qf_names[qtype]) {
printk(KERN_ERR printk(KERN_ERR
"EXT3-fs: Cannot change journaled " "EXT3-fs: Cannot change journaled "
...@@ -1075,8 +1076,7 @@ static int parse_options (char *options, struct super_block *sb, ...@@ -1075,8 +1076,7 @@ static int parse_options (char *options, struct super_block *sb,
case Opt_offgrpjquota: case Opt_offgrpjquota:
qtype = GRPQUOTA; qtype = GRPQUOTA;
clear_qf_name: clear_qf_name:
if ((sb_any_quota_enabled(sb) || if (sb_any_quota_loaded(sb) &&
sb_any_quota_suspended(sb)) &&
sbi->s_qf_names[qtype]) { sbi->s_qf_names[qtype]) {
printk(KERN_ERR "EXT3-fs: Cannot change " printk(KERN_ERR "EXT3-fs: Cannot change "
"journaled quota options when " "journaled quota options when "
...@@ -1095,8 +1095,7 @@ static int parse_options (char *options, struct super_block *sb, ...@@ -1095,8 +1095,7 @@ static int parse_options (char *options, struct super_block *sb,
case Opt_jqfmt_vfsv0: case Opt_jqfmt_vfsv0:
qfmt = QFMT_VFS_V0; qfmt = QFMT_VFS_V0;
set_qf_format: set_qf_format:
if ((sb_any_quota_enabled(sb) || if (sb_any_quota_loaded(sb) &&
sb_any_quota_suspended(sb)) &&
sbi->s_jquota_fmt != qfmt) { sbi->s_jquota_fmt != qfmt) {
printk(KERN_ERR "EXT3-fs: Cannot change " printk(KERN_ERR "EXT3-fs: Cannot change "
"journaled quota options when " "journaled quota options when "
...@@ -1115,8 +1114,7 @@ static int parse_options (char *options, struct super_block *sb, ...@@ -1115,8 +1114,7 @@ static int parse_options (char *options, struct super_block *sb,
set_opt(sbi->s_mount_opt, GRPQUOTA); set_opt(sbi->s_mount_opt, GRPQUOTA);
break; break;
case Opt_noquota: case Opt_noquota:
if (sb_any_quota_enabled(sb) || if (sb_any_quota_loaded(sb)) {
sb_any_quota_suspended(sb)) {
printk(KERN_ERR "EXT3-fs: Cannot change quota " printk(KERN_ERR "EXT3-fs: Cannot change quota "
"options when quota turned on.\n"); "options when quota turned on.\n");
return 0; return 0;
......
...@@ -803,7 +803,9 @@ static struct dquot_operations ext4_quota_operations = { ...@@ -803,7 +803,9 @@ static struct dquot_operations ext4_quota_operations = {
.acquire_dquot = ext4_acquire_dquot, .acquire_dquot = ext4_acquire_dquot,
.release_dquot = ext4_release_dquot, .release_dquot = ext4_release_dquot,
.mark_dirty = ext4_mark_dquot_dirty, .mark_dirty = ext4_mark_dquot_dirty,
.write_info = ext4_write_info .write_info = ext4_write_info,
.alloc_dquot = dquot_alloc,
.destroy_dquot = dquot_destroy,
}; };
static struct quotactl_ops ext4_qctl_operations = { static struct quotactl_ops ext4_qctl_operations = {
...@@ -1142,8 +1144,7 @@ static int parse_options(char *options, struct super_block *sb, ...@@ -1142,8 +1144,7 @@ static int parse_options(char *options, struct super_block *sb,
case Opt_grpjquota: case Opt_grpjquota:
qtype = GRPQUOTA; qtype = GRPQUOTA;
set_qf_name: set_qf_name:
if ((sb_any_quota_enabled(sb) || if (sb_any_quota_loaded(sb) &&
sb_any_quota_suspended(sb)) &&
!sbi->s_qf_names[qtype]) { !sbi->s_qf_names[qtype]) {
printk(KERN_ERR printk(KERN_ERR
"EXT4-fs: Cannot change journaled " "EXT4-fs: Cannot change journaled "
...@@ -1182,8 +1183,7 @@ static int parse_options(char *options, struct super_block *sb, ...@@ -1182,8 +1183,7 @@ static int parse_options(char *options, struct super_block *sb,
case Opt_offgrpjquota: case Opt_offgrpjquota:
qtype = GRPQUOTA; qtype = GRPQUOTA;
clear_qf_name: clear_qf_name:
if ((sb_any_quota_enabled(sb) || if (sb_any_quota_loaded(sb) &&
sb_any_quota_suspended(sb)) &&
sbi->s_qf_names[qtype]) { sbi->s_qf_names[qtype]) {
printk(KERN_ERR "EXT4-fs: Cannot change " printk(KERN_ERR "EXT4-fs: Cannot change "
"journaled quota options when " "journaled quota options when "
...@@ -1202,8 +1202,7 @@ static int parse_options(char *options, struct super_block *sb, ...@@ -1202,8 +1202,7 @@ static int parse_options(char *options, struct super_block *sb,
case Opt_jqfmt_vfsv0: case Opt_jqfmt_vfsv0:
qfmt = QFMT_VFS_V0; qfmt = QFMT_VFS_V0;
set_qf_format: set_qf_format:
if ((sb_any_quota_enabled(sb) || if (sb_any_quota_loaded(sb) &&
sb_any_quota_suspended(sb)) &&
sbi->s_jquota_fmt != qfmt) { sbi->s_jquota_fmt != qfmt) {
printk(KERN_ERR "EXT4-fs: Cannot change " printk(KERN_ERR "EXT4-fs: Cannot change "
"journaled quota options when " "journaled quota options when "
...@@ -1222,7 +1221,7 @@ static int parse_options(char *options, struct super_block *sb, ...@@ -1222,7 +1221,7 @@ static int parse_options(char *options, struct super_block *sb,
set_opt(sbi->s_mount_opt, GRPQUOTA); set_opt(sbi->s_mount_opt, GRPQUOTA);
break; break;
case Opt_noquota: case Opt_noquota:
if (sb_any_quota_enabled(sb)) { if (sb_any_quota_loaded(sb)) {
printk(KERN_ERR "EXT4-fs: Cannot change quota " printk(KERN_ERR "EXT4-fs: Cannot change quota "
"options when quota turned on.\n"); "options when quota turned on.\n");
return 0; return 0;
......
...@@ -509,6 +509,10 @@ void jbd2_journal_commit_transaction(journal_t *journal) ...@@ -509,6 +509,10 @@ void jbd2_journal_commit_transaction(journal_t *journal)
if (is_journal_aborted(journal)) { if (is_journal_aborted(journal)) {
clear_buffer_jbddirty(jh2bh(jh)); clear_buffer_jbddirty(jh2bh(jh));
JBUFFER_TRACE(jh, "journal is aborting: refile"); JBUFFER_TRACE(jh, "journal is aborting: refile");
jbd2_buffer_abort_trigger(jh,
jh->b_frozen_data ?
jh->b_frozen_triggers :
jh->b_triggers);
jbd2_journal_refile_buffer(journal, jh); jbd2_journal_refile_buffer(journal, jh);
/* If that was the last one, we need to clean up /* If that was the last one, we need to clean up
* any descriptor buffers which may have been * any descriptor buffers which may have been
...@@ -844,6 +848,9 @@ void jbd2_journal_commit_transaction(journal_t *journal) ...@@ -844,6 +848,9 @@ void jbd2_journal_commit_transaction(journal_t *journal)
* data. * data.
* *
* Otherwise, we can just throw away the frozen data now. * Otherwise, we can just throw away the frozen data now.
*
* We also know that the frozen data has already fired
* its triggers if they exist, so we can clear that too.
*/ */
if (jh->b_committed_data) { if (jh->b_committed_data) {
jbd2_free(jh->b_committed_data, bh->b_size); jbd2_free(jh->b_committed_data, bh->b_size);
...@@ -851,10 +858,12 @@ void jbd2_journal_commit_transaction(journal_t *journal) ...@@ -851,10 +858,12 @@ void jbd2_journal_commit_transaction(journal_t *journal)
if (jh->b_frozen_data) { if (jh->b_frozen_data) {
jh->b_committed_data = jh->b_frozen_data; jh->b_committed_data = jh->b_frozen_data;
jh->b_frozen_data = NULL; jh->b_frozen_data = NULL;
jh->b_frozen_triggers = NULL;
} }
} else if (jh->b_frozen_data) { } else if (jh->b_frozen_data) {
jbd2_free(jh->b_frozen_data, bh->b_size); jbd2_free(jh->b_frozen_data, bh->b_size);
jh->b_frozen_data = NULL; jh->b_frozen_data = NULL;
jh->b_frozen_triggers = NULL;
} }
spin_lock(&journal->j_list_lock); spin_lock(&journal->j_list_lock);
......
...@@ -50,6 +50,7 @@ EXPORT_SYMBOL(jbd2_journal_unlock_updates); ...@@ -50,6 +50,7 @@ EXPORT_SYMBOL(jbd2_journal_unlock_updates);
EXPORT_SYMBOL(jbd2_journal_get_write_access); EXPORT_SYMBOL(jbd2_journal_get_write_access);
EXPORT_SYMBOL(jbd2_journal_get_create_access); EXPORT_SYMBOL(jbd2_journal_get_create_access);
EXPORT_SYMBOL(jbd2_journal_get_undo_access); EXPORT_SYMBOL(jbd2_journal_get_undo_access);
EXPORT_SYMBOL(jbd2_journal_set_triggers);
EXPORT_SYMBOL(jbd2_journal_dirty_metadata); EXPORT_SYMBOL(jbd2_journal_dirty_metadata);
EXPORT_SYMBOL(jbd2_journal_release_buffer); EXPORT_SYMBOL(jbd2_journal_release_buffer);
EXPORT_SYMBOL(jbd2_journal_forget); EXPORT_SYMBOL(jbd2_journal_forget);
...@@ -290,6 +291,7 @@ int jbd2_journal_write_metadata_buffer(transaction_t *transaction, ...@@ -290,6 +291,7 @@ int jbd2_journal_write_metadata_buffer(transaction_t *transaction,
struct page *new_page; struct page *new_page;
unsigned int new_offset; unsigned int new_offset;
struct buffer_head *bh_in = jh2bh(jh_in); struct buffer_head *bh_in = jh2bh(jh_in);
struct jbd2_buffer_trigger_type *triggers;
/* /*
* The buffer really shouldn't be locked: only the current committing * The buffer really shouldn't be locked: only the current committing
...@@ -314,12 +316,22 @@ int jbd2_journal_write_metadata_buffer(transaction_t *transaction, ...@@ -314,12 +316,22 @@ int jbd2_journal_write_metadata_buffer(transaction_t *transaction,
done_copy_out = 1; done_copy_out = 1;
new_page = virt_to_page(jh_in->b_frozen_data); new_page = virt_to_page(jh_in->b_frozen_data);
new_offset = offset_in_page(jh_in->b_frozen_data); new_offset = offset_in_page(jh_in->b_frozen_data);
triggers = jh_in->b_frozen_triggers;
} else { } else {
new_page = jh2bh(jh_in)->b_page; new_page = jh2bh(jh_in)->b_page;
new_offset = offset_in_page(jh2bh(jh_in)->b_data); new_offset = offset_in_page(jh2bh(jh_in)->b_data);
triggers = jh_in->b_triggers;
} }
mapped_data = kmap_atomic(new_page, KM_USER0); mapped_data = kmap_atomic(new_page, KM_USER0);
/*
* Fire any commit trigger. Do this before checking for escaping,
* as the trigger may modify the magic offset. If a copy-out
* happens afterwards, it will have the correct data in the buffer.
*/
jbd2_buffer_commit_trigger(jh_in, mapped_data + new_offset,
triggers);
/* /*
* Check for escaping * Check for escaping
*/ */
...@@ -352,6 +364,13 @@ int jbd2_journal_write_metadata_buffer(transaction_t *transaction, ...@@ -352,6 +364,13 @@ int jbd2_journal_write_metadata_buffer(transaction_t *transaction,
new_page = virt_to_page(tmp); new_page = virt_to_page(tmp);
new_offset = offset_in_page(tmp); new_offset = offset_in_page(tmp);
done_copy_out = 1; done_copy_out = 1;
/*
* This isn't strictly necessary, as we're using frozen
* data for the escaping, but it keeps consistency with
* b_frozen_data usage.
*/
jh_in->b_frozen_triggers = jh_in->b_triggers;
} }
/* /*
......
...@@ -741,6 +741,12 @@ do_get_write_access(handle_t *handle, struct journal_head *jh, ...@@ -741,6 +741,12 @@ do_get_write_access(handle_t *handle, struct journal_head *jh,
source = kmap_atomic(page, KM_USER0); source = kmap_atomic(page, KM_USER0);
memcpy(jh->b_frozen_data, source+offset, jh2bh(jh)->b_size); memcpy(jh->b_frozen_data, source+offset, jh2bh(jh)->b_size);
kunmap_atomic(source, KM_USER0); kunmap_atomic(source, KM_USER0);
/*
* Now that the frozen data is saved off, we need to store
* any matching triggers.
*/
jh->b_frozen_triggers = jh->b_triggers;
} }
jbd_unlock_bh_state(bh); jbd_unlock_bh_state(bh);
...@@ -943,6 +949,47 @@ int jbd2_journal_get_undo_access(handle_t *handle, struct buffer_head *bh) ...@@ -943,6 +949,47 @@ int jbd2_journal_get_undo_access(handle_t *handle, struct buffer_head *bh)
return err; return err;
} }
/**
* void jbd2_journal_set_triggers() - Add triggers for commit writeout
* @bh: buffer to trigger on
* @type: struct jbd2_buffer_trigger_type containing the trigger(s).
*
* Set any triggers on this journal_head. This is always safe, because
* triggers for a committing buffer will be saved off, and triggers for
* a running transaction will match the buffer in that transaction.
*
* Call with NULL to clear the triggers.
*/
void jbd2_journal_set_triggers(struct buffer_head *bh,
struct jbd2_buffer_trigger_type *type)
{
struct journal_head *jh = bh2jh(bh);
jh->b_triggers = type;
}
void jbd2_buffer_commit_trigger(struct journal_head *jh, void *mapped_data,
struct jbd2_buffer_trigger_type *triggers)
{
struct buffer_head *bh = jh2bh(jh);
if (!triggers || !triggers->t_commit)
return;
triggers->t_commit(triggers, bh, mapped_data, bh->b_size);
}
void jbd2_buffer_abort_trigger(struct journal_head *jh,
struct jbd2_buffer_trigger_type *triggers)
{
if (!triggers || !triggers->t_abort)
return;
triggers->t_abort(triggers, jh2bh(jh));
}
/** /**
* int jbd2_journal_dirty_metadata() - mark a buffer as containing dirty metadata * int jbd2_journal_dirty_metadata() - mark a buffer as containing dirty metadata
* @handle: transaction to add buffer to. * @handle: transaction to add buffer to.
......
...@@ -12,6 +12,7 @@ obj-$(CONFIG_OCFS2_FS_USERSPACE_CLUSTER) += ocfs2_stack_user.o ...@@ -12,6 +12,7 @@ obj-$(CONFIG_OCFS2_FS_USERSPACE_CLUSTER) += ocfs2_stack_user.o
ocfs2-objs := \ ocfs2-objs := \
alloc.o \ alloc.o \
aops.o \ aops.o \
blockcheck.o \
buffer_head_io.o \ buffer_head_io.o \
dcache.o \ dcache.o \
dir.o \ dir.o \
...@@ -35,8 +36,14 @@ ocfs2-objs := \ ...@@ -35,8 +36,14 @@ ocfs2-objs := \
sysfile.o \ sysfile.o \
uptodate.o \ uptodate.o \
ver.o \ ver.o \
quota_local.o \
quota_global.o \
xattr.o xattr.o
ifeq ($(CONFIG_OCFS2_FS_POSIX_ACL),y)
ocfs2-objs += acl.o
endif
ocfs2_stackglue-objs := stackglue.o ocfs2_stackglue-objs := stackglue.o
ocfs2_stack_o2cb-objs := stack_o2cb.o ocfs2_stack_o2cb-objs := stack_o2cb.o
ocfs2_stack_user-objs := stack_user.o ocfs2_stack_user-objs := stack_user.o
......
This diff is collapsed.
/* -*- mode: c; c-basic-offset: 8; -*-
* vim: noexpandtab sw=8 ts=8 sts=0:
*
* acl.h
*
* Copyright (C) 2004, 2008 Oracle. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef OCFS2_ACL_H
#define OCFS2_ACL_H
#include <linux/posix_acl_xattr.h>
struct ocfs2_acl_entry {
__le16 e_tag;
__le16 e_perm;
__le32 e_id;
};
#ifdef CONFIG_OCFS2_FS_POSIX_ACL
extern int ocfs2_check_acl(struct inode *, int);
extern int ocfs2_acl_chmod(struct inode *);
extern int ocfs2_init_acl(handle_t *, struct inode *, struct inode *,
struct buffer_head *, struct buffer_head *,
struct ocfs2_alloc_context *,
struct ocfs2_alloc_context *);
#else /* CONFIG_OCFS2_FS_POSIX_ACL*/
#define ocfs2_check_acl NULL
static inline int ocfs2_acl_chmod(struct inode *inode)
{
return 0;
}
static inline int ocfs2_init_acl(handle_t *handle,
struct inode *inode,
struct inode *dir,
struct buffer_head *di_bh,
struct buffer_head *dir_bh,
struct ocfs2_alloc_context *meta_ac,
struct ocfs2_alloc_context *data_ac)
{
return 0;
}
#endif /* CONFIG_OCFS2_FS_POSIX_ACL*/
#endif /* OCFS2_ACL_H */
This diff is collapsed.
...@@ -45,7 +45,9 @@ ...@@ -45,7 +45,9 @@
* *
* ocfs2_extent_tree contains info for the root of the b-tree, it must have a * ocfs2_extent_tree contains info for the root of the b-tree, it must have a
* root ocfs2_extent_list and a root_bh so that they can be used in the b-tree * root ocfs2_extent_list and a root_bh so that they can be used in the b-tree
* functions. * functions. With metadata ecc, we now call different journal_access
* functions for each type of metadata, so it must have the
* root_journal_access function.
* ocfs2_extent_tree_operations abstract the normal operations we do for * ocfs2_extent_tree_operations abstract the normal operations we do for
* the root of extent b-tree. * the root of extent b-tree.
*/ */
...@@ -54,6 +56,7 @@ struct ocfs2_extent_tree { ...@@ -54,6 +56,7 @@ struct ocfs2_extent_tree {
struct ocfs2_extent_tree_operations *et_ops; struct ocfs2_extent_tree_operations *et_ops;
struct buffer_head *et_root_bh; struct buffer_head *et_root_bh;
struct ocfs2_extent_list *et_root_el; struct ocfs2_extent_list *et_root_el;
ocfs2_journal_access_func et_root_journal_access;
void *et_object; void *et_object;
unsigned int et_max_leaf_clusters; unsigned int et_max_leaf_clusters;
}; };
...@@ -68,10 +71,18 @@ void ocfs2_init_dinode_extent_tree(struct ocfs2_extent_tree *et, ...@@ -68,10 +71,18 @@ void ocfs2_init_dinode_extent_tree(struct ocfs2_extent_tree *et,
void ocfs2_init_xattr_tree_extent_tree(struct ocfs2_extent_tree *et, void ocfs2_init_xattr_tree_extent_tree(struct ocfs2_extent_tree *et,
struct inode *inode, struct inode *inode,
struct buffer_head *bh); struct buffer_head *bh);
struct ocfs2_xattr_value_buf;
void ocfs2_init_xattr_value_extent_tree(struct ocfs2_extent_tree *et, void ocfs2_init_xattr_value_extent_tree(struct ocfs2_extent_tree *et,
struct inode *inode, struct inode *inode,
struct buffer_head *bh, struct ocfs2_xattr_value_buf *vb);
struct ocfs2_xattr_value_root *xv);
/*
* Read an extent block into *bh. If *bh is NULL, a bh will be
* allocated. This is a cached read. The extent block will be validated
* with ocfs2_validate_extent_block().
*/
int ocfs2_read_extent_block(struct inode *inode, u64 eb_blkno,
struct buffer_head **bh);
struct ocfs2_alloc_context; struct ocfs2_alloc_context;
int ocfs2_insert_extent(struct ocfs2_super *osb, int ocfs2_insert_extent(struct ocfs2_super *osb,
...@@ -110,6 +121,11 @@ int ocfs2_remove_extent(struct inode *inode, ...@@ -110,6 +121,11 @@ int ocfs2_remove_extent(struct inode *inode,
u32 cpos, u32 len, handle_t *handle, u32 cpos, u32 len, handle_t *handle,
struct ocfs2_alloc_context *meta_ac, struct ocfs2_alloc_context *meta_ac,
struct ocfs2_cached_dealloc_ctxt *dealloc); struct ocfs2_cached_dealloc_ctxt *dealloc);
int ocfs2_remove_btree_range(struct inode *inode,
struct ocfs2_extent_tree *et,
u32 cpos, u32 phys_cpos, u32 len,
struct ocfs2_cached_dealloc_ctxt *dealloc);
int ocfs2_num_free_extents(struct ocfs2_super *osb, int ocfs2_num_free_extents(struct ocfs2_super *osb,
struct inode *inode, struct inode *inode,
struct ocfs2_extent_tree *et); struct ocfs2_extent_tree *et);
...@@ -167,10 +183,18 @@ int __ocfs2_flush_truncate_log(struct ocfs2_super *osb); ...@@ -167,10 +183,18 @@ int __ocfs2_flush_truncate_log(struct ocfs2_super *osb);
*/ */
struct ocfs2_cached_dealloc_ctxt { struct ocfs2_cached_dealloc_ctxt {
struct ocfs2_per_slot_free_list *c_first_suballocator; struct ocfs2_per_slot_free_list *c_first_suballocator;
struct ocfs2_cached_block_free *c_global_allocator;
}; };
static inline void ocfs2_init_dealloc_ctxt(struct ocfs2_cached_dealloc_ctxt *c) static inline void ocfs2_init_dealloc_ctxt(struct ocfs2_cached_dealloc_ctxt *c)
{ {
c->c_first_suballocator = NULL; c->c_first_suballocator = NULL;
c->c_global_allocator = NULL;
}
int ocfs2_cache_cluster_dealloc(struct ocfs2_cached_dealloc_ctxt *ctxt,
u64 blkno, unsigned int bit);
static inline int ocfs2_dealloc_has_cluster(struct ocfs2_cached_dealloc_ctxt *c)
{
return c->c_global_allocator != NULL;
} }
int ocfs2_run_deallocs(struct ocfs2_super *osb, int ocfs2_run_deallocs(struct ocfs2_super *osb,
struct ocfs2_cached_dealloc_ctxt *ctxt); struct ocfs2_cached_dealloc_ctxt *ctxt);
......
...@@ -27,6 +27,7 @@ ...@@ -27,6 +27,7 @@
#include <linux/swap.h> #include <linux/swap.h>
#include <linux/pipe_fs_i.h> #include <linux/pipe_fs_i.h>
#include <linux/mpage.h> #include <linux/mpage.h>
#include <linux/quotaops.h>
#define MLOG_MASK_PREFIX ML_FILE_IO #define MLOG_MASK_PREFIX ML_FILE_IO
#include <cluster/masklog.h> #include <cluster/masklog.h>
...@@ -68,20 +69,13 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock, ...@@ -68,20 +69,13 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock,
goto bail; goto bail;
} }
status = ocfs2_read_block(inode, OCFS2_I(inode)->ip_blkno, &bh); status = ocfs2_read_inode_block(inode, &bh);
if (status < 0) { if (status < 0) {
mlog_errno(status); mlog_errno(status);
goto bail; goto bail;
} }
fe = (struct ocfs2_dinode *) bh->b_data; fe = (struct ocfs2_dinode *) bh->b_data;
if (!OCFS2_IS_VALID_DINODE(fe)) {
mlog(ML_ERROR, "Invalid dinode #%llu: signature = %.*s\n",
(unsigned long long)le64_to_cpu(fe->i_blkno), 7,
fe->i_signature);
goto bail;
}
if ((u64)iblock >= ocfs2_clusters_to_blocks(inode->i_sb, if ((u64)iblock >= ocfs2_clusters_to_blocks(inode->i_sb,
le32_to_cpu(fe->i_clusters))) { le32_to_cpu(fe->i_clusters))) {
mlog(ML_ERROR, "block offset is outside the allocated size: " mlog(ML_ERROR, "block offset is outside the allocated size: "
...@@ -262,7 +256,7 @@ static int ocfs2_readpage_inline(struct inode *inode, struct page *page) ...@@ -262,7 +256,7 @@ static int ocfs2_readpage_inline(struct inode *inode, struct page *page)
BUG_ON(!PageLocked(page)); BUG_ON(!PageLocked(page));
BUG_ON(!(OCFS2_I(inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL)); BUG_ON(!(OCFS2_I(inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL));
ret = ocfs2_read_block(inode, OCFS2_I(inode)->ip_blkno, &di_bh); ret = ocfs2_read_inode_block(inode, &di_bh);
if (ret) { if (ret) {
mlog_errno(ret); mlog_errno(ret);
goto out; goto out;
...@@ -481,12 +475,6 @@ handle_t *ocfs2_start_walk_page_trans(struct inode *inode, ...@@ -481,12 +475,6 @@ handle_t *ocfs2_start_walk_page_trans(struct inode *inode,
if (ocfs2_should_order_data(inode)) { if (ocfs2_should_order_data(inode)) {
ret = ocfs2_jbd2_file_inode(handle, inode); ret = ocfs2_jbd2_file_inode(handle, inode);
#ifdef CONFIG_OCFS2_COMPAT_JBD
ret = walk_page_buffers(handle,
page_buffers(page),
from, to, NULL,
ocfs2_journal_dirty_data);
#endif
if (ret < 0) if (ret < 0)
mlog_errno(ret); mlog_errno(ret);
} }
...@@ -1072,15 +1060,8 @@ static void ocfs2_write_failure(struct inode *inode, ...@@ -1072,15 +1060,8 @@ static void ocfs2_write_failure(struct inode *inode,
tmppage = wc->w_pages[i]; tmppage = wc->w_pages[i];
if (page_has_buffers(tmppage)) { if (page_has_buffers(tmppage)) {
if (ocfs2_should_order_data(inode)) { if (ocfs2_should_order_data(inode))
ocfs2_jbd2_file_inode(wc->w_handle, inode); ocfs2_jbd2_file_inode(wc->w_handle, inode);
#ifdef CONFIG_OCFS2_COMPAT_JBD
walk_page_buffers(wc->w_handle,
page_buffers(tmppage),
from, to, NULL,
ocfs2_journal_dirty_data);
#endif
}
block_commit_write(tmppage, from, to); block_commit_write(tmppage, from, to);
} }
...@@ -1531,8 +1512,8 @@ static int ocfs2_write_begin_inline(struct address_space *mapping, ...@@ -1531,8 +1512,8 @@ static int ocfs2_write_begin_inline(struct address_space *mapping,
goto out; goto out;
} }
ret = ocfs2_journal_access(handle, inode, wc->w_di_bh, ret = ocfs2_journal_access_di(handle, inode, wc->w_di_bh,
OCFS2_JOURNAL_ACCESS_WRITE); OCFS2_JOURNAL_ACCESS_WRITE);
if (ret) { if (ret) {
ocfs2_commit_trans(osb, handle); ocfs2_commit_trans(osb, handle);
...@@ -1750,15 +1731,20 @@ int ocfs2_write_begin_nolock(struct address_space *mapping, ...@@ -1750,15 +1731,20 @@ int ocfs2_write_begin_nolock(struct address_space *mapping,
wc->w_handle = handle; wc->w_handle = handle;
if (clusters_to_alloc && vfs_dq_alloc_space_nodirty(inode,
ocfs2_clusters_to_bytes(osb->sb, clusters_to_alloc))) {
ret = -EDQUOT;
goto out_commit;
}
/* /*
* We don't want this to fail in ocfs2_write_end(), so do it * We don't want this to fail in ocfs2_write_end(), so do it
* here. * here.
*/ */
ret = ocfs2_journal_access(handle, inode, wc->w_di_bh, ret = ocfs2_journal_access_di(handle, inode, wc->w_di_bh,
OCFS2_JOURNAL_ACCESS_WRITE); OCFS2_JOURNAL_ACCESS_WRITE);
if (ret) { if (ret) {
mlog_errno(ret); mlog_errno(ret);
goto out_commit; goto out_quota;
} }
/* /*
...@@ -1771,14 +1757,14 @@ int ocfs2_write_begin_nolock(struct address_space *mapping, ...@@ -1771,14 +1757,14 @@ int ocfs2_write_begin_nolock(struct address_space *mapping,
mmap_page); mmap_page);
if (ret) { if (ret) {
mlog_errno(ret); mlog_errno(ret);
goto out_commit; goto out_quota;
} }
ret = ocfs2_write_cluster_by_desc(mapping, data_ac, meta_ac, wc, pos, ret = ocfs2_write_cluster_by_desc(mapping, data_ac, meta_ac, wc, pos,
len); len);
if (ret) { if (ret) {
mlog_errno(ret); mlog_errno(ret);
goto out_commit; goto out_quota;
} }
if (data_ac) if (data_ac)
...@@ -1790,6 +1776,10 @@ int ocfs2_write_begin_nolock(struct address_space *mapping, ...@@ -1790,6 +1776,10 @@ int ocfs2_write_begin_nolock(struct address_space *mapping,
*pagep = wc->w_target_page; *pagep = wc->w_target_page;
*fsdata = wc; *fsdata = wc;
return 0; return 0;
out_quota:
if (clusters_to_alloc)
vfs_dq_free_space(inode,
ocfs2_clusters_to_bytes(osb->sb, clusters_to_alloc));
out_commit: out_commit:
ocfs2_commit_trans(osb, handle); ocfs2_commit_trans(osb, handle);
...@@ -1919,15 +1909,8 @@ int ocfs2_write_end_nolock(struct address_space *mapping, ...@@ -1919,15 +1909,8 @@ int ocfs2_write_end_nolock(struct address_space *mapping,
} }
if (page_has_buffers(tmppage)) { if (page_has_buffers(tmppage)) {
if (ocfs2_should_order_data(inode)) { if (ocfs2_should_order_data(inode))
ocfs2_jbd2_file_inode(wc->w_handle, inode); ocfs2_jbd2_file_inode(wc->w_handle, inode);
#ifdef CONFIG_OCFS2_COMPAT_JBD
walk_page_buffers(wc->w_handle,
page_buffers(tmppage),
from, to, NULL,
ocfs2_journal_dirty_data);
#endif
}
block_commit_write(tmppage, from, to); block_commit_write(tmppage, from, to);
} }
} }
......
This diff is collapsed.
/* -*- mode: c; c-basic-offset: 8; -*-
* vim: noexpandtab sw=8 ts=8 sts=0:
*
* blockcheck.h
*
* Checksum and ECC codes for the OCFS2 userspace library.
*
* Copyright (C) 2004, 2008 Oracle. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License, version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef OCFS2_BLOCKCHECK_H
#define OCFS2_BLOCKCHECK_H
/* High level block API */
void ocfs2_compute_meta_ecc(struct super_block *sb, void *data,
struct ocfs2_block_check *bc);
int ocfs2_validate_meta_ecc(struct super_block *sb, void *data,
struct ocfs2_block_check *bc);
void ocfs2_compute_meta_ecc_bhs(struct super_block *sb,
struct buffer_head **bhs, int nr,
struct ocfs2_block_check *bc);
int ocfs2_validate_meta_ecc_bhs(struct super_block *sb,
struct buffer_head **bhs, int nr,
struct ocfs2_block_check *bc);
/* Lower level API */
void ocfs2_block_check_compute(void *data, size_t blocksize,
struct ocfs2_block_check *bc);
int ocfs2_block_check_validate(void *data, size_t blocksize,
struct ocfs2_block_check *bc);
void ocfs2_block_check_compute_bhs(struct buffer_head **bhs, int nr,
struct ocfs2_block_check *bc);
int ocfs2_block_check_validate_bhs(struct buffer_head **bhs, int nr,
struct ocfs2_block_check *bc);
/*
* Hamming code functions
*/
/*
* Encoding hamming code parity bits for a buffer.
*
* This is the low level encoder function. It can be called across
* multiple hunks just like the crc32 code. 'd' is the number of bits
* _in_this_hunk_. nr is the bit offset of this hunk. So, if you had
* two 512B buffers, you would do it like so:
*
* parity = ocfs2_hamming_encode(0, buf1, 512 * 8, 0);
* parity = ocfs2_hamming_encode(parity, buf2, 512 * 8, 512 * 8);
*
* If you just have one buffer, use ocfs2_hamming_encode_block().
*/
u32 ocfs2_hamming_encode(u32 parity, void *data, unsigned int d,
unsigned int nr);
/*
* Fix a buffer with a bit error. The 'fix' is the original parity
* xor'd with the parity calculated now.
*
* Like ocfs2_hamming_encode(), this can handle hunks. nr is the bit
* offset of the current hunk. If bit to be fixed is not part of the
* current hunk, this does nothing.
*
* If you only have one buffer, use ocfs2_hamming_fix_block().
*/
void ocfs2_hamming_fix(void *data, unsigned int d, unsigned int nr,
unsigned int fix);
/* Convenience wrappers for a single buffer of data */
extern u32 ocfs2_hamming_encode_block(void *data, unsigned int blocksize);
extern void ocfs2_hamming_fix_block(void *data, unsigned int blocksize,
unsigned int fix);
#endif
...@@ -39,6 +39,18 @@ ...@@ -39,6 +39,18 @@
#include "buffer_head_io.h" #include "buffer_head_io.h"
/*
* Bits on bh->b_state used by ocfs2.
*
* These MUST be after the JBD2 bits. Hence, we use BH_JBDPrivateStart.
*/
enum ocfs2_state_bits {
BH_NeedsValidate = BH_JBDPrivateStart,
};
/* Expand the magic b_state functions */
BUFFER_FNS(NeedsValidate, needs_validate);
int ocfs2_write_block(struct ocfs2_super *osb, struct buffer_head *bh, int ocfs2_write_block(struct ocfs2_super *osb, struct buffer_head *bh,
struct inode *inode) struct inode *inode)
{ {
...@@ -166,7 +178,9 @@ int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block, ...@@ -166,7 +178,9 @@ int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block,
} }
int ocfs2_read_blocks(struct inode *inode, u64 block, int nr, int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
struct buffer_head *bhs[], int flags) struct buffer_head *bhs[], int flags,
int (*validate)(struct super_block *sb,
struct buffer_head *bh))
{ {
int status = 0; int status = 0;
int i, ignore_cache = 0; int i, ignore_cache = 0;
...@@ -298,6 +312,8 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr, ...@@ -298,6 +312,8 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
clear_buffer_uptodate(bh); clear_buffer_uptodate(bh);
get_bh(bh); /* for end_buffer_read_sync() */ get_bh(bh); /* for end_buffer_read_sync() */
if (validate)
set_buffer_needs_validate(bh);
bh->b_end_io = end_buffer_read_sync; bh->b_end_io = end_buffer_read_sync;
submit_bh(READ, bh); submit_bh(READ, bh);
continue; continue;
...@@ -328,6 +344,20 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr, ...@@ -328,6 +344,20 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
bhs[i] = NULL; bhs[i] = NULL;
continue; continue;
} }
if (buffer_needs_validate(bh)) {
/* We never set NeedsValidate if the
* buffer was held by the journal, so
* that better not have changed */
BUG_ON(buffer_jbd(bh));
clear_buffer_needs_validate(bh);
status = validate(inode->i_sb, bh);
if (status) {
put_bh(bh);
bhs[i] = NULL;
continue;
}
}
} }
/* Always set the buffer in the cache, even if it was /* Always set the buffer in the cache, even if it was
......
...@@ -31,21 +31,24 @@ ...@@ -31,21 +31,24 @@
void ocfs2_end_buffer_io_sync(struct buffer_head *bh, void ocfs2_end_buffer_io_sync(struct buffer_head *bh,
int uptodate); int uptodate);
static inline int ocfs2_read_block(struct inode *inode,
u64 off,
struct buffer_head **bh);
int ocfs2_write_block(struct ocfs2_super *osb, int ocfs2_write_block(struct ocfs2_super *osb,
struct buffer_head *bh, struct buffer_head *bh,
struct inode *inode); struct inode *inode);
int ocfs2_read_blocks(struct inode *inode,
u64 block,
int nr,
struct buffer_head *bhs[],
int flags);
int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block, int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block,
unsigned int nr, struct buffer_head *bhs[]); unsigned int nr, struct buffer_head *bhs[]);
/*
* If not NULL, validate() will be called on a buffer that is freshly
* read from disk. It will not be called if the buffer was in cache.
* Note that if validate() is being used for this buffer, it needs to
* be set even for a READAHEAD call, as it marks the buffer for later
* validation.
*/
int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
struct buffer_head *bhs[], int flags,
int (*validate)(struct super_block *sb,
struct buffer_head *bh));
int ocfs2_write_super_or_backup(struct ocfs2_super *osb, int ocfs2_write_super_or_backup(struct ocfs2_super *osb,
struct buffer_head *bh); struct buffer_head *bh);
...@@ -53,7 +56,9 @@ int ocfs2_write_super_or_backup(struct ocfs2_super *osb, ...@@ -53,7 +56,9 @@ int ocfs2_write_super_or_backup(struct ocfs2_super *osb,
#define OCFS2_BH_READAHEAD 8 #define OCFS2_BH_READAHEAD 8
static inline int ocfs2_read_block(struct inode *inode, u64 off, static inline int ocfs2_read_block(struct inode *inode, u64 off,
struct buffer_head **bh) struct buffer_head **bh,
int (*validate)(struct super_block *sb,
struct buffer_head *bh))
{ {
int status = 0; int status = 0;
...@@ -63,7 +68,7 @@ static inline int ocfs2_read_block(struct inode *inode, u64 off, ...@@ -63,7 +68,7 @@ static inline int ocfs2_read_block(struct inode *inode, u64 off,
goto bail; goto bail;
} }
status = ocfs2_read_blocks(inode, off, 1, bh, 0); status = ocfs2_read_blocks(inode, off, 1, bh, 0, validate);
bail: bail:
return status; return status;
......
...@@ -110,6 +110,7 @@ static struct mlog_attribute mlog_attrs[MLOG_MAX_BITS] = { ...@@ -110,6 +110,7 @@ static struct mlog_attribute mlog_attrs[MLOG_MAX_BITS] = {
define_mask(QUORUM), define_mask(QUORUM),
define_mask(EXPORT), define_mask(EXPORT),
define_mask(XATTR), define_mask(XATTR),
define_mask(QUOTA),
define_mask(ERROR), define_mask(ERROR),
define_mask(NOTICE), define_mask(NOTICE),
define_mask(KTHREAD), define_mask(KTHREAD),
......
...@@ -113,6 +113,7 @@ ...@@ -113,6 +113,7 @@
#define ML_QUORUM 0x0000000008000000ULL /* net connection quorum */ #define ML_QUORUM 0x0000000008000000ULL /* net connection quorum */
#define ML_EXPORT 0x0000000010000000ULL /* ocfs2 export operations */ #define ML_EXPORT 0x0000000010000000ULL /* ocfs2 export operations */
#define ML_XATTR 0x0000000020000000ULL /* ocfs2 extended attributes */ #define ML_XATTR 0x0000000020000000ULL /* ocfs2 extended attributes */
#define ML_QUOTA 0x0000000040000000ULL /* ocfs2 quota operations */
/* bits that are infrequently given and frequently matched in the high word */ /* bits that are infrequently given and frequently matched in the high word */
#define ML_ERROR 0x0000000100000000ULL /* sent to KERN_ERR */ #define ML_ERROR 0x0000000100000000ULL /* sent to KERN_ERR */
#define ML_NOTICE 0x0000000200000000ULL /* setn to KERN_NOTICE */ #define ML_NOTICE 0x0000000200000000ULL /* setn to KERN_NOTICE */
......
This diff is collapsed.
...@@ -83,4 +83,6 @@ int ocfs2_fill_new_dir(struct ocfs2_super *osb, ...@@ -83,4 +83,6 @@ int ocfs2_fill_new_dir(struct ocfs2_super *osb,
struct buffer_head *fe_bh, struct buffer_head *fe_bh,
struct ocfs2_alloc_context *data_ac); struct ocfs2_alloc_context *data_ac);
struct ocfs2_dir_block_trailer *ocfs2_dir_trailer_from_size(int blocksize,
void *data);
#endif /* OCFS2_DIR_H */ #endif /* OCFS2_DIR_H */
...@@ -275,6 +275,7 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data, ...@@ -275,6 +275,7 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data,
struct list_head *iter, *head=NULL; struct list_head *iter, *head=NULL;
u64 cookie; u64 cookie;
u32 flags; u32 flags;
u8 node;
if (!dlm_grab(dlm)) { if (!dlm_grab(dlm)) {
dlm_error(DLM_REJECTED); dlm_error(DLM_REJECTED);
...@@ -286,18 +287,21 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data, ...@@ -286,18 +287,21 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data,
name = past->name; name = past->name;
locklen = past->namelen; locklen = past->namelen;
cookie = be64_to_cpu(past->cookie); cookie = past->cookie;
flags = be32_to_cpu(past->flags); flags = be32_to_cpu(past->flags);
node = past->node_idx;
if (locklen > DLM_LOCKID_NAME_MAX) { if (locklen > DLM_LOCKID_NAME_MAX) {
ret = DLM_IVBUFLEN; ret = DLM_IVBUFLEN;
mlog(ML_ERROR, "Invalid name length in proxy ast handler!\n"); mlog(ML_ERROR, "Invalid name length (%d) in proxy ast "
"handler!\n", locklen);
goto leave; goto leave;
} }
if ((flags & (LKM_PUT_LVB|LKM_GET_LVB)) == if ((flags & (LKM_PUT_LVB|LKM_GET_LVB)) ==
(LKM_PUT_LVB|LKM_GET_LVB)) { (LKM_PUT_LVB|LKM_GET_LVB)) {
mlog(ML_ERROR, "both PUT and GET lvb specified\n"); mlog(ML_ERROR, "Both PUT and GET lvb specified, (0x%x)\n",
flags);
ret = DLM_BADARGS; ret = DLM_BADARGS;
goto leave; goto leave;
} }
...@@ -310,22 +314,21 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data, ...@@ -310,22 +314,21 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data,
if (past->type != DLM_AST && if (past->type != DLM_AST &&
past->type != DLM_BAST) { past->type != DLM_BAST) {
mlog(ML_ERROR, "Unknown ast type! %d, cookie=%u:%llu" mlog(ML_ERROR, "Unknown ast type! %d, cookie=%u:%llu"
"name=%.*s\n", past->type, "name=%.*s, node=%u\n", past->type,
dlm_get_lock_cookie_node(cookie), dlm_get_lock_cookie_node(be64_to_cpu(cookie)),
dlm_get_lock_cookie_seq(cookie), dlm_get_lock_cookie_seq(be64_to_cpu(cookie)),
locklen, name); locklen, name, node);
ret = DLM_IVLOCKID; ret = DLM_IVLOCKID;
goto leave; goto leave;
} }
res = dlm_lookup_lockres(dlm, name, locklen); res = dlm_lookup_lockres(dlm, name, locklen);
if (!res) { if (!res) {
mlog(0, "got %sast for unknown lockres! " mlog(0, "Got %sast for unknown lockres! cookie=%u:%llu, "
"cookie=%u:%llu, name=%.*s, namelen=%u\n", "name=%.*s, node=%u\n", (past->type == DLM_AST ? "" : "b"),
past->type == DLM_AST ? "" : "b", dlm_get_lock_cookie_node(be64_to_cpu(cookie)),
dlm_get_lock_cookie_node(cookie), dlm_get_lock_cookie_seq(be64_to_cpu(cookie)),
dlm_get_lock_cookie_seq(cookie), locklen, name, node);
locklen, name, locklen);
ret = DLM_IVLOCKID; ret = DLM_IVLOCKID;
goto leave; goto leave;
} }
...@@ -337,12 +340,12 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data, ...@@ -337,12 +340,12 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data,
spin_lock(&res->spinlock); spin_lock(&res->spinlock);
if (res->state & DLM_LOCK_RES_RECOVERING) { if (res->state & DLM_LOCK_RES_RECOVERING) {
mlog(0, "responding with DLM_RECOVERING!\n"); mlog(0, "Responding with DLM_RECOVERING!\n");
ret = DLM_RECOVERING; ret = DLM_RECOVERING;
goto unlock_out; goto unlock_out;
} }
if (res->state & DLM_LOCK_RES_MIGRATING) { if (res->state & DLM_LOCK_RES_MIGRATING) {
mlog(0, "responding with DLM_MIGRATING!\n"); mlog(0, "Responding with DLM_MIGRATING!\n");
ret = DLM_MIGRATING; ret = DLM_MIGRATING;
goto unlock_out; goto unlock_out;
} }
...@@ -351,7 +354,7 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data, ...@@ -351,7 +354,7 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data,
lock = NULL; lock = NULL;
list_for_each(iter, head) { list_for_each(iter, head) {
lock = list_entry (iter, struct dlm_lock, list); lock = list_entry (iter, struct dlm_lock, list);
if (be64_to_cpu(lock->ml.cookie) == cookie) if (lock->ml.cookie == cookie)
goto do_ast; goto do_ast;
} }
...@@ -363,15 +366,15 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data, ...@@ -363,15 +366,15 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data,
list_for_each(iter, head) { list_for_each(iter, head) {
lock = list_entry (iter, struct dlm_lock, list); lock = list_entry (iter, struct dlm_lock, list);
if (be64_to_cpu(lock->ml.cookie) == cookie) if (lock->ml.cookie == cookie)
goto do_ast; goto do_ast;
} }
mlog(0, "got %sast for unknown lock! cookie=%u:%llu, " mlog(0, "Got %sast for unknown lock! cookie=%u:%llu, name=%.*s, "
"name=%.*s, namelen=%u\n", past->type == DLM_AST ? "" : "b", "node=%u\n", past->type == DLM_AST ? "" : "b",
dlm_get_lock_cookie_node(cookie), dlm_get_lock_cookie_node(be64_to_cpu(cookie)),
dlm_get_lock_cookie_seq(cookie), dlm_get_lock_cookie_seq(be64_to_cpu(cookie)),
locklen, name, locklen); locklen, name, node);
ret = DLM_NORMAL; ret = DLM_NORMAL;
unlock_out: unlock_out:
...@@ -383,8 +386,8 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data, ...@@ -383,8 +386,8 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data,
if (past->type == DLM_AST) { if (past->type == DLM_AST) {
/* do not alter lock refcount. switching lists. */ /* do not alter lock refcount. switching lists. */
list_move_tail(&lock->list, &res->granted); list_move_tail(&lock->list, &res->granted);
mlog(0, "ast: adding to granted list... type=%d, " mlog(0, "ast: Adding to granted list... type=%d, "
"convert_type=%d\n", lock->ml.type, lock->ml.convert_type); "convert_type=%d\n", lock->ml.type, lock->ml.convert_type);
if (lock->ml.convert_type != LKM_IVMODE) { if (lock->ml.convert_type != LKM_IVMODE) {
lock->ml.type = lock->ml.convert_type; lock->ml.type = lock->ml.convert_type;
lock->ml.convert_type = LKM_IVMODE; lock->ml.convert_type = LKM_IVMODE;
...@@ -408,7 +411,6 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data, ...@@ -408,7 +411,6 @@ int dlm_proxy_ast_handler(struct o2net_msg *msg, u32 len, void *data,
dlm_do_local_bast(dlm, res, lock, past->blocked_type); dlm_do_local_bast(dlm, res, lock, past->blocked_type);
leave: leave:
if (res) if (res)
dlm_lockres_put(res); dlm_lockres_put(res);
......
...@@ -140,6 +140,7 @@ struct dlm_ctxt ...@@ -140,6 +140,7 @@ struct dlm_ctxt
unsigned int purge_count; unsigned int purge_count;
spinlock_t spinlock; spinlock_t spinlock;
spinlock_t ast_lock; spinlock_t ast_lock;
spinlock_t track_lock;
char *name; char *name;
u8 node_num; u8 node_num;
u32 key; u32 key;
...@@ -316,6 +317,8 @@ struct dlm_lock_resource ...@@ -316,6 +317,8 @@ struct dlm_lock_resource
* put on a list for the dlm thread to run. */ * put on a list for the dlm thread to run. */
unsigned long last_used; unsigned long last_used;
struct dlm_ctxt *dlm;
unsigned migration_pending:1; unsigned migration_pending:1;
atomic_t asts_reserved; atomic_t asts_reserved;
spinlock_t spinlock; spinlock_t spinlock;
......
...@@ -630,43 +630,38 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos) ...@@ -630,43 +630,38 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos)
{ {
struct debug_lockres *dl = m->private; struct debug_lockres *dl = m->private;
struct dlm_ctxt *dlm = dl->dl_ctxt; struct dlm_ctxt *dlm = dl->dl_ctxt;
struct dlm_lock_resource *oldres = dl->dl_res;
struct dlm_lock_resource *res = NULL; struct dlm_lock_resource *res = NULL;
struct list_head *track_list;
spin_lock(&dlm->spinlock); spin_lock(&dlm->track_lock);
if (oldres)
track_list = &oldres->tracking;
else
track_list = &dlm->tracking_list;
if (dl->dl_res) { list_for_each_entry(res, track_list, tracking) {
list_for_each_entry(res, &dl->dl_res->tracking, tracking) { if (&res->tracking == &dlm->tracking_list)
if (dl->dl_res) { res = NULL;
dlm_lockres_put(dl->dl_res); else
dl->dl_res = NULL;
}
if (&res->tracking == &dlm->tracking_list) {
mlog(0, "End of list found, %p\n", res);
dl = NULL;
break;
}
dlm_lockres_get(res); dlm_lockres_get(res);
dl->dl_res = res; break;
break;
}
} else {
if (!list_empty(&dlm->tracking_list)) {
list_for_each_entry(res, &dlm->tracking_list, tracking)
break;
dlm_lockres_get(res);
dl->dl_res = res;
} else
dl = NULL;
} }
spin_unlock(&dlm->track_lock);
if (dl) { if (oldres)
spin_lock(&dl->dl_res->spinlock); dlm_lockres_put(oldres);
dump_lockres(dl->dl_res, dl->dl_buf, dl->dl_len - 1);
spin_unlock(&dl->dl_res->spinlock);
}
spin_unlock(&dlm->spinlock); dl->dl_res = res;
if (res) {
spin_lock(&res->spinlock);
dump_lockres(res, dl->dl_buf, dl->dl_len - 1);
spin_unlock(&res->spinlock);
} else
dl = NULL;
/* passed to seq_show */
return dl; return dl;
} }
......
...@@ -1550,6 +1550,7 @@ static struct dlm_ctxt *dlm_alloc_ctxt(const char *domain, ...@@ -1550,6 +1550,7 @@ static struct dlm_ctxt *dlm_alloc_ctxt(const char *domain,
spin_lock_init(&dlm->spinlock); spin_lock_init(&dlm->spinlock);
spin_lock_init(&dlm->master_lock); spin_lock_init(&dlm->master_lock);
spin_lock_init(&dlm->ast_lock); spin_lock_init(&dlm->ast_lock);
spin_lock_init(&dlm->track_lock);
INIT_LIST_HEAD(&dlm->list); INIT_LIST_HEAD(&dlm->list);
INIT_LIST_HEAD(&dlm->dirty_list); INIT_LIST_HEAD(&dlm->dirty_list);
INIT_LIST_HEAD(&dlm->reco.resources); INIT_LIST_HEAD(&dlm->reco.resources);
......
...@@ -505,8 +505,10 @@ void dlm_change_lockres_owner(struct dlm_ctxt *dlm, ...@@ -505,8 +505,10 @@ void dlm_change_lockres_owner(struct dlm_ctxt *dlm,
static void dlm_lockres_release(struct kref *kref) static void dlm_lockres_release(struct kref *kref)
{ {
struct dlm_lock_resource *res; struct dlm_lock_resource *res;
struct dlm_ctxt *dlm;
res = container_of(kref, struct dlm_lock_resource, refs); res = container_of(kref, struct dlm_lock_resource, refs);
dlm = res->dlm;
/* This should not happen -- all lockres' have a name /* This should not happen -- all lockres' have a name
* associated with them at init time. */ * associated with them at init time. */
...@@ -515,6 +517,7 @@ static void dlm_lockres_release(struct kref *kref) ...@@ -515,6 +517,7 @@ static void dlm_lockres_release(struct kref *kref)
mlog(0, "destroying lockres %.*s\n", res->lockname.len, mlog(0, "destroying lockres %.*s\n", res->lockname.len,
res->lockname.name); res->lockname.name);
spin_lock(&dlm->track_lock);
if (!list_empty(&res->tracking)) if (!list_empty(&res->tracking))
list_del_init(&res->tracking); list_del_init(&res->tracking);
else { else {
...@@ -522,6 +525,9 @@ static void dlm_lockres_release(struct kref *kref) ...@@ -522,6 +525,9 @@ static void dlm_lockres_release(struct kref *kref)
res->lockname.len, res->lockname.name); res->lockname.len, res->lockname.name);
dlm_print_one_lock_resource(res); dlm_print_one_lock_resource(res);
} }
spin_unlock(&dlm->track_lock);
dlm_put(dlm);
if (!hlist_unhashed(&res->hash_node) || if (!hlist_unhashed(&res->hash_node) ||
!list_empty(&res->granted) || !list_empty(&res->granted) ||
...@@ -595,6 +601,10 @@ static void dlm_init_lockres(struct dlm_ctxt *dlm, ...@@ -595,6 +601,10 @@ static void dlm_init_lockres(struct dlm_ctxt *dlm,
res->migration_pending = 0; res->migration_pending = 0;
res->inflight_locks = 0; res->inflight_locks = 0;
/* put in dlm_lockres_release */
dlm_grab(dlm);
res->dlm = dlm;
kref_init(&res->refs); kref_init(&res->refs);
/* just for consistency */ /* just for consistency */
...@@ -722,14 +732,21 @@ struct dlm_lock_resource * dlm_get_lock_resource(struct dlm_ctxt *dlm, ...@@ -722,14 +732,21 @@ struct dlm_lock_resource * dlm_get_lock_resource(struct dlm_ctxt *dlm,
if (tmpres) { if (tmpres) {
int dropping_ref = 0; int dropping_ref = 0;
spin_unlock(&dlm->spinlock);
spin_lock(&tmpres->spinlock); spin_lock(&tmpres->spinlock);
/* We wait for the other thread that is mastering the resource */
if (tmpres->owner == DLM_LOCK_RES_OWNER_UNKNOWN) {
__dlm_wait_on_lockres(tmpres);
BUG_ON(tmpres->owner == DLM_LOCK_RES_OWNER_UNKNOWN);
}
if (tmpres->owner == dlm->node_num) { if (tmpres->owner == dlm->node_num) {
BUG_ON(tmpres->state & DLM_LOCK_RES_DROPPING_REF); BUG_ON(tmpres->state & DLM_LOCK_RES_DROPPING_REF);
dlm_lockres_grab_inflight_ref(dlm, tmpres); dlm_lockres_grab_inflight_ref(dlm, tmpres);
} else if (tmpres->state & DLM_LOCK_RES_DROPPING_REF) } else if (tmpres->state & DLM_LOCK_RES_DROPPING_REF)
dropping_ref = 1; dropping_ref = 1;
spin_unlock(&tmpres->spinlock); spin_unlock(&tmpres->spinlock);
spin_unlock(&dlm->spinlock);
/* wait until done messaging the master, drop our ref to allow /* wait until done messaging the master, drop our ref to allow
* the lockres to be purged, start over. */ * the lockres to be purged, start over. */
...@@ -2949,7 +2966,7 @@ static int dlm_do_migrate_request(struct dlm_ctxt *dlm, ...@@ -2949,7 +2966,7 @@ static int dlm_do_migrate_request(struct dlm_ctxt *dlm,
struct dlm_node_iter *iter) struct dlm_node_iter *iter)
{ {
struct dlm_migrate_request migrate; struct dlm_migrate_request migrate;
int ret, status = 0; int ret, skip, status = 0;
int nodenum; int nodenum;
memset(&migrate, 0, sizeof(migrate)); memset(&migrate, 0, sizeof(migrate));
...@@ -2966,12 +2983,27 @@ static int dlm_do_migrate_request(struct dlm_ctxt *dlm, ...@@ -2966,12 +2983,27 @@ static int dlm_do_migrate_request(struct dlm_ctxt *dlm,
nodenum == new_master) nodenum == new_master)
continue; continue;
/* We could race exit domain. If exited, skip. */
spin_lock(&dlm->spinlock);
skip = (!test_bit(nodenum, dlm->domain_map));
spin_unlock(&dlm->spinlock);
if (skip) {
clear_bit(nodenum, iter->node_map);
continue;
}
ret = o2net_send_message(DLM_MIGRATE_REQUEST_MSG, dlm->key, ret = o2net_send_message(DLM_MIGRATE_REQUEST_MSG, dlm->key,
&migrate, sizeof(migrate), nodenum, &migrate, sizeof(migrate), nodenum,
&status); &status);
if (ret < 0) if (ret < 0) {
mlog_errno(ret); mlog(0, "migrate_request returned %d!\n", ret);
else if (status < 0) { if (!dlm_is_host_down(ret)) {
mlog(ML_ERROR, "unhandled error=%d!\n", ret);
BUG();
}
clear_bit(nodenum, iter->node_map);
ret = 0;
} else if (status < 0) {
mlog(0, "migrate request (node %u) returned %d!\n", mlog(0, "migrate request (node %u) returned %d!\n",
nodenum, status); nodenum, status);
ret = status; ret = status;
......
...@@ -181,7 +181,8 @@ static int dlm_purge_lockres(struct dlm_ctxt *dlm, ...@@ -181,7 +181,8 @@ static int dlm_purge_lockres(struct dlm_ctxt *dlm,
spin_lock(&res->spinlock); spin_lock(&res->spinlock);
/* This ensures that clear refmap is sent after the set */ /* This ensures that clear refmap is sent after the set */
__dlm_wait_on_lockres_flags(res, DLM_LOCK_RES_SETREF_INPROG); __dlm_wait_on_lockres_flags(res, (DLM_LOCK_RES_SETREF_INPROG |
DLM_LOCK_RES_MIGRATING));
spin_unlock(&res->spinlock); spin_unlock(&res->spinlock);
/* clear our bit from the master's refmap, ignore errors */ /* clear our bit from the master's refmap, ignore errors */
......
This diff is collapsed.
...@@ -49,6 +49,19 @@ struct ocfs2_meta_lvb { ...@@ -49,6 +49,19 @@ struct ocfs2_meta_lvb {
__be32 lvb_reserved2; __be32 lvb_reserved2;
}; };
#define OCFS2_QINFO_LVB_VERSION 1
struct ocfs2_qinfo_lvb {
__u8 lvb_version;
__u8 lvb_reserved[3];
__be32 lvb_bgrace;
__be32 lvb_igrace;
__be32 lvb_syncms;
__be32 lvb_blocks;
__be32 lvb_free_blk;
__be32 lvb_free_entry;
};
/* ocfs2_inode_lock_full() 'arg_flags' flags */ /* ocfs2_inode_lock_full() 'arg_flags' flags */
/* don't wait on recovery. */ /* don't wait on recovery. */
#define OCFS2_META_LOCK_RECOVERY (0x01) #define OCFS2_META_LOCK_RECOVERY (0x01)
...@@ -69,6 +82,9 @@ void ocfs2_dentry_lock_res_init(struct ocfs2_dentry_lock *dl, ...@@ -69,6 +82,9 @@ void ocfs2_dentry_lock_res_init(struct ocfs2_dentry_lock *dl,
struct ocfs2_file_private; struct ocfs2_file_private;
void ocfs2_file_lock_res_init(struct ocfs2_lock_res *lockres, void ocfs2_file_lock_res_init(struct ocfs2_lock_res *lockres,
struct ocfs2_file_private *fp); struct ocfs2_file_private *fp);
struct ocfs2_mem_dqinfo;
void ocfs2_qinfo_lock_res_init(struct ocfs2_lock_res *lockres,
struct ocfs2_mem_dqinfo *info);
void ocfs2_lock_res_free(struct ocfs2_lock_res *res); void ocfs2_lock_res_free(struct ocfs2_lock_res *res);
int ocfs2_create_new_inode_locks(struct inode *inode); int ocfs2_create_new_inode_locks(struct inode *inode);
int ocfs2_drop_inode_locks(struct inode *inode); int ocfs2_drop_inode_locks(struct inode *inode);
...@@ -103,6 +119,9 @@ int ocfs2_dentry_lock(struct dentry *dentry, int ex); ...@@ -103,6 +119,9 @@ int ocfs2_dentry_lock(struct dentry *dentry, int ex);
void ocfs2_dentry_unlock(struct dentry *dentry, int ex); void ocfs2_dentry_unlock(struct dentry *dentry, int ex);
int ocfs2_file_lock(struct file *file, int ex, int trylock); int ocfs2_file_lock(struct file *file, int ex, int trylock);
void ocfs2_file_unlock(struct file *file); void ocfs2_file_unlock(struct file *file);
int ocfs2_qinfo_lock(struct ocfs2_mem_dqinfo *oinfo, int ex);
void ocfs2_qinfo_unlock(struct ocfs2_mem_dqinfo *oinfo, int ex);
void ocfs2_mark_lockres_freeing(struct ocfs2_lock_res *lockres); void ocfs2_mark_lockres_freeing(struct ocfs2_lock_res *lockres);
void ocfs2_simple_drop_lockres(struct ocfs2_super *osb, void ocfs2_simple_drop_lockres(struct ocfs2_super *osb,
......
This diff is collapsed.
...@@ -57,4 +57,28 @@ int ocfs2_xattr_get_clusters(struct inode *inode, u32 v_cluster, ...@@ -57,4 +57,28 @@ int ocfs2_xattr_get_clusters(struct inode *inode, u32 v_cluster,
u32 *p_cluster, u32 *num_clusters, u32 *p_cluster, u32 *num_clusters,
struct ocfs2_extent_list *el); struct ocfs2_extent_list *el);
int ocfs2_read_virt_blocks(struct inode *inode, u64 v_block, int nr,
struct buffer_head *bhs[], int flags,
int (*validate)(struct super_block *sb,
struct buffer_head *bh));
static inline int ocfs2_read_virt_block(struct inode *inode, u64 v_block,
struct buffer_head **bh,
int (*validate)(struct super_block *sb,
struct buffer_head *bh))
{
int status = 0;
if (bh == NULL) {
printk("ocfs2: bh == NULL\n");
status = -EINVAL;
goto bail;
}
status = ocfs2_read_virt_blocks(inode, v_block, 1, bh, 0, validate);
bail:
return status;
}
#endif /* _EXTENT_MAP_H */ #endif /* _EXTENT_MAP_H */
This diff is collapsed.
...@@ -51,6 +51,9 @@ int ocfs2_add_inode_data(struct ocfs2_super *osb, ...@@ -51,6 +51,9 @@ int ocfs2_add_inode_data(struct ocfs2_super *osb,
struct ocfs2_alloc_context *data_ac, struct ocfs2_alloc_context *data_ac,
struct ocfs2_alloc_context *meta_ac, struct ocfs2_alloc_context *meta_ac,
enum ocfs2_alloc_restarted *reason_ret); enum ocfs2_alloc_restarted *reason_ret);
int ocfs2_simple_size_update(struct inode *inode,
struct buffer_head *di_bh,
u64 new_i_size);
int ocfs2_extend_no_holes(struct inode *inode, u64 new_i_size, int ocfs2_extend_no_holes(struct inode *inode, u64 new_i_size,
u64 zero_to); u64 zero_to);
int ocfs2_setattr(struct dentry *dentry, struct iattr *attr); int ocfs2_setattr(struct dentry *dentry, struct iattr *attr);
......
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