Commit 423eaf8f authored by Linus Torvalds's avatar Linus Torvalds

Merge git://git.linux-nfs.org/pub/linux/nfs-2.6

* git://git.linux-nfs.org/pub/linux/nfs-2.6:
  NFS: Clean up new multi-segment direct I/O changes
  NFS: Ensure we return zero if applications attempt to write zero bytes
  NFS: Support multiple segment iovecs in the NFS direct I/O path
  NFS: Introduce iovec I/O helpers to fs/nfs/direct.c
  SUNRPC: Add missing "space" to net/sunrpc/auth_gss.c
  SUNRPC: make sunrpc/xprtsock.c:xs_setup_{udp,tcp}() static
  NFS: fs/nfs/dir.c should #include "internal.h"
  NFS: make nfs_wb_page_priority() static
  NFS: mount failure causes bad page state
  SUNRPC: remove NFS/RDMA client's binary sysctls
  kernel BUG at fs/nfs/namespace.c:108! - can be triggered by bad server
  sunrpc: rpc_pipe_poll may miss available data in some cases
  sunrpc: return error if unsupported enctype or cksumtype is encountered
  sunrpc: gss_pipe_downcall(), don't assume all errors are transient
  NFS: Fix the ustat() regression
parents 0685ab4f 02fe4946
...@@ -38,6 +38,7 @@ ...@@ -38,6 +38,7 @@
#include "nfs4_fs.h" #include "nfs4_fs.h"
#include "delegation.h" #include "delegation.h"
#include "iostat.h" #include "iostat.h"
#include "internal.h"
/* #define NFS_DEBUG_VERBOSE 1 */ /* #define NFS_DEBUG_VERBOSE 1 */
......
...@@ -263,17 +263,19 @@ static const struct rpc_call_ops nfs_read_direct_ops = { ...@@ -263,17 +263,19 @@ static const struct rpc_call_ops nfs_read_direct_ops = {
* handled automatically by nfs_direct_read_result(). Otherwise, if * handled automatically by nfs_direct_read_result(). Otherwise, if
* no requests have been sent, just return an error. * no requests have been sent, just return an error.
*/ */
static ssize_t nfs_direct_read_schedule(struct nfs_direct_req *dreq, unsigned long user_addr, size_t count, loff_t pos) static ssize_t nfs_direct_read_schedule_segment(struct nfs_direct_req *dreq,
const struct iovec *iov,
loff_t pos)
{ {
struct nfs_open_context *ctx = dreq->ctx; struct nfs_open_context *ctx = dreq->ctx;
struct inode *inode = ctx->path.dentry->d_inode; struct inode *inode = ctx->path.dentry->d_inode;
unsigned long user_addr = (unsigned long)iov->iov_base;
size_t count = iov->iov_len;
size_t rsize = NFS_SERVER(inode)->rsize; size_t rsize = NFS_SERVER(inode)->rsize;
unsigned int pgbase; unsigned int pgbase;
int result; int result;
ssize_t started = 0; ssize_t started = 0;
get_dreq(dreq);
do { do {
struct nfs_read_data *data; struct nfs_read_data *data;
size_t bytes; size_t bytes;
...@@ -347,15 +349,46 @@ static ssize_t nfs_direct_read_schedule(struct nfs_direct_req *dreq, unsigned lo ...@@ -347,15 +349,46 @@ static ssize_t nfs_direct_read_schedule(struct nfs_direct_req *dreq, unsigned lo
count -= bytes; count -= bytes;
} while (count != 0); } while (count != 0);
if (started)
return started;
return result < 0 ? (ssize_t) result : -EFAULT;
}
static ssize_t nfs_direct_read_schedule_iovec(struct nfs_direct_req *dreq,
const struct iovec *iov,
unsigned long nr_segs,
loff_t pos)
{
ssize_t result = -EINVAL;
size_t requested_bytes = 0;
unsigned long seg;
get_dreq(dreq);
for (seg = 0; seg < nr_segs; seg++) {
const struct iovec *vec = &iov[seg];
result = nfs_direct_read_schedule_segment(dreq, vec, pos);
if (result < 0)
break;
requested_bytes += result;
if ((size_t)result < vec->iov_len)
break;
pos += vec->iov_len;
}
if (put_dreq(dreq)) if (put_dreq(dreq))
nfs_direct_complete(dreq); nfs_direct_complete(dreq);
if (started) if (requested_bytes != 0)
return 0; return 0;
return result < 0 ? (ssize_t) result : -EFAULT;
if (result < 0)
return result;
return -EIO;
} }
static ssize_t nfs_direct_read(struct kiocb *iocb, unsigned long user_addr, size_t count, loff_t pos) static ssize_t nfs_direct_read(struct kiocb *iocb, const struct iovec *iov,
unsigned long nr_segs, loff_t pos)
{ {
ssize_t result = 0; ssize_t result = 0;
sigset_t oldset; sigset_t oldset;
...@@ -372,9 +405,8 @@ static ssize_t nfs_direct_read(struct kiocb *iocb, unsigned long user_addr, size ...@@ -372,9 +405,8 @@ static ssize_t nfs_direct_read(struct kiocb *iocb, unsigned long user_addr, size
if (!is_sync_kiocb(iocb)) if (!is_sync_kiocb(iocb))
dreq->iocb = iocb; dreq->iocb = iocb;
nfs_add_stats(inode, NFSIOS_DIRECTREADBYTES, count);
rpc_clnt_sigmask(clnt, &oldset); rpc_clnt_sigmask(clnt, &oldset);
result = nfs_direct_read_schedule(dreq, user_addr, count, pos); result = nfs_direct_read_schedule_iovec(dreq, iov, nr_segs, pos);
if (!result) if (!result)
result = nfs_direct_wait(dreq); result = nfs_direct_wait(dreq);
rpc_clnt_sigunmask(clnt, &oldset); rpc_clnt_sigunmask(clnt, &oldset);
...@@ -601,17 +633,19 @@ static const struct rpc_call_ops nfs_write_direct_ops = { ...@@ -601,17 +633,19 @@ static const struct rpc_call_ops nfs_write_direct_ops = {
* handled automatically by nfs_direct_write_result(). Otherwise, if * handled automatically by nfs_direct_write_result(). Otherwise, if
* no requests have been sent, just return an error. * no requests have been sent, just return an error.
*/ */
static ssize_t nfs_direct_write_schedule(struct nfs_direct_req *dreq, unsigned long user_addr, size_t count, loff_t pos, int sync) static ssize_t nfs_direct_write_schedule_segment(struct nfs_direct_req *dreq,
const struct iovec *iov,
loff_t pos, int sync)
{ {
struct nfs_open_context *ctx = dreq->ctx; struct nfs_open_context *ctx = dreq->ctx;
struct inode *inode = ctx->path.dentry->d_inode; struct inode *inode = ctx->path.dentry->d_inode;
unsigned long user_addr = (unsigned long)iov->iov_base;
size_t count = iov->iov_len;
size_t wsize = NFS_SERVER(inode)->wsize; size_t wsize = NFS_SERVER(inode)->wsize;
unsigned int pgbase; unsigned int pgbase;
int result; int result;
ssize_t started = 0; ssize_t started = 0;
get_dreq(dreq);
do { do {
struct nfs_write_data *data; struct nfs_write_data *data;
size_t bytes; size_t bytes;
...@@ -689,15 +723,48 @@ static ssize_t nfs_direct_write_schedule(struct nfs_direct_req *dreq, unsigned l ...@@ -689,15 +723,48 @@ static ssize_t nfs_direct_write_schedule(struct nfs_direct_req *dreq, unsigned l
count -= bytes; count -= bytes;
} while (count != 0); } while (count != 0);
if (started)
return started;
return result < 0 ? (ssize_t) result : -EFAULT;
}
static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq,
const struct iovec *iov,
unsigned long nr_segs,
loff_t pos, int sync)
{
ssize_t result = 0;
size_t requested_bytes = 0;
unsigned long seg;
get_dreq(dreq);
for (seg = 0; seg < nr_segs; seg++) {
const struct iovec *vec = &iov[seg];
result = nfs_direct_write_schedule_segment(dreq, vec,
pos, sync);
if (result < 0)
break;
requested_bytes += result;
if ((size_t)result < vec->iov_len)
break;
pos += vec->iov_len;
}
if (put_dreq(dreq)) if (put_dreq(dreq))
nfs_direct_write_complete(dreq, inode); nfs_direct_write_complete(dreq, dreq->inode);
if (started) if (requested_bytes != 0)
return 0; return 0;
return result < 0 ? (ssize_t) result : -EFAULT;
if (result < 0)
return result;
return -EIO;
} }
static ssize_t nfs_direct_write(struct kiocb *iocb, unsigned long user_addr, size_t count, loff_t pos) static ssize_t nfs_direct_write(struct kiocb *iocb, const struct iovec *iov,
unsigned long nr_segs, loff_t pos,
size_t count)
{ {
ssize_t result = 0; ssize_t result = 0;
sigset_t oldset; sigset_t oldset;
...@@ -720,10 +787,8 @@ static ssize_t nfs_direct_write(struct kiocb *iocb, unsigned long user_addr, siz ...@@ -720,10 +787,8 @@ static ssize_t nfs_direct_write(struct kiocb *iocb, unsigned long user_addr, siz
if (!is_sync_kiocb(iocb)) if (!is_sync_kiocb(iocb))
dreq->iocb = iocb; dreq->iocb = iocb;
nfs_add_stats(inode, NFSIOS_DIRECTWRITTENBYTES, count);
rpc_clnt_sigmask(clnt, &oldset); rpc_clnt_sigmask(clnt, &oldset);
result = nfs_direct_write_schedule(dreq, user_addr, count, pos, sync); result = nfs_direct_write_schedule_iovec(dreq, iov, nr_segs, pos, sync);
if (!result) if (!result)
result = nfs_direct_wait(dreq); result = nfs_direct_wait(dreq);
rpc_clnt_sigunmask(clnt, &oldset); rpc_clnt_sigunmask(clnt, &oldset);
...@@ -759,21 +824,16 @@ ssize_t nfs_file_direct_read(struct kiocb *iocb, const struct iovec *iov, ...@@ -759,21 +824,16 @@ ssize_t nfs_file_direct_read(struct kiocb *iocb, const struct iovec *iov,
ssize_t retval = -EINVAL; ssize_t retval = -EINVAL;
struct file *file = iocb->ki_filp; struct file *file = iocb->ki_filp;
struct address_space *mapping = file->f_mapping; struct address_space *mapping = file->f_mapping;
/* XXX: temporary */ size_t count;
const char __user *buf = iov[0].iov_base;
size_t count = iov[0].iov_len; count = iov_length(iov, nr_segs);
nfs_add_stats(mapping->host, NFSIOS_DIRECTREADBYTES, count);
dprintk("nfs: direct read(%s/%s, %lu@%Ld)\n", dprintk("nfs: direct read(%s/%s, %zd@%Ld)\n",
file->f_path.dentry->d_parent->d_name.name, file->f_path.dentry->d_parent->d_name.name,
file->f_path.dentry->d_name.name, file->f_path.dentry->d_name.name,
(unsigned long) count, (long long) pos); count, (long long) pos);
if (nr_segs != 1)
goto out;
retval = -EFAULT;
if (!access_ok(VERIFY_WRITE, buf, count))
goto out;
retval = 0; retval = 0;
if (!count) if (!count)
goto out; goto out;
...@@ -782,7 +842,7 @@ ssize_t nfs_file_direct_read(struct kiocb *iocb, const struct iovec *iov, ...@@ -782,7 +842,7 @@ ssize_t nfs_file_direct_read(struct kiocb *iocb, const struct iovec *iov,
if (retval) if (retval)
goto out; goto out;
retval = nfs_direct_read(iocb, (unsigned long) buf, count, pos); retval = nfs_direct_read(iocb, iov, nr_segs, pos);
if (retval > 0) if (retval > 0)
iocb->ki_pos = pos + retval; iocb->ki_pos = pos + retval;
...@@ -821,21 +881,21 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, const struct iovec *iov, ...@@ -821,21 +881,21 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, const struct iovec *iov,
ssize_t retval = -EINVAL; ssize_t retval = -EINVAL;
struct file *file = iocb->ki_filp; struct file *file = iocb->ki_filp;
struct address_space *mapping = file->f_mapping; struct address_space *mapping = file->f_mapping;
/* XXX: temporary */ size_t count;
const char __user *buf = iov[0].iov_base;
size_t count = iov[0].iov_len;
dprintk("nfs: direct write(%s/%s, %lu@%Ld)\n", count = iov_length(iov, nr_segs);
nfs_add_stats(mapping->host, NFSIOS_DIRECTWRITTENBYTES, count);
dfprintk(VFS, "nfs: direct write(%s/%s, %zd@%Ld)\n",
file->f_path.dentry->d_parent->d_name.name, file->f_path.dentry->d_parent->d_name.name,
file->f_path.dentry->d_name.name, file->f_path.dentry->d_name.name,
(unsigned long) count, (long long) pos); count, (long long) pos);
if (nr_segs != 1)
goto out;
retval = generic_write_checks(file, &pos, &count, 0); retval = generic_write_checks(file, &pos, &count, 0);
if (retval) if (retval)
goto out; goto out;
if (!count)
goto out; /* return 0 */
retval = -EINVAL; retval = -EINVAL;
if ((ssize_t) count < 0) if ((ssize_t) count < 0)
...@@ -844,15 +904,11 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, const struct iovec *iov, ...@@ -844,15 +904,11 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, const struct iovec *iov,
if (!count) if (!count)
goto out; goto out;
retval = -EFAULT;
if (!access_ok(VERIFY_READ, buf, count))
goto out;
retval = nfs_sync_mapping(mapping); retval = nfs_sync_mapping(mapping);
if (retval) if (retval)
goto out; goto out;
retval = nfs_direct_write(iocb, (unsigned long) buf, count, pos); retval = nfs_direct_write(iocb, iov, nr_segs, pos, count);
if (retval > 0) if (retval > 0)
iocb->ki_pos = pos + retval; iocb->ki_pos = pos + retval;
......
...@@ -42,6 +42,25 @@ ...@@ -42,6 +42,25 @@
#define NFSDBG_FACILITY NFSDBG_CLIENT #define NFSDBG_FACILITY NFSDBG_CLIENT
/*
* Set the superblock root dentry.
* Note that this function frees the inode in case of error.
*/
static int nfs_superblock_set_dummy_root(struct super_block *sb, struct inode *inode)
{
/* The mntroot acts as the dummy root dentry for this superblock */
if (sb->s_root == NULL) {
sb->s_root = d_alloc_root(inode);
if (sb->s_root == NULL) {
iput(inode);
return -ENOMEM;
}
/* Circumvent igrab(): we know the inode is not being freed */
atomic_inc(&inode->i_count);
}
return 0;
}
/* /*
* get an NFS2/NFS3 root dentry from the root filehandle * get an NFS2/NFS3 root dentry from the root filehandle
*/ */
...@@ -54,33 +73,6 @@ struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh) ...@@ -54,33 +73,6 @@ struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh)
struct inode *inode; struct inode *inode;
int error; int error;
/* create a dummy root dentry with dummy inode for this superblock */
if (!sb->s_root) {
struct nfs_fh dummyfh;
struct dentry *root;
struct inode *iroot;
memset(&dummyfh, 0, sizeof(dummyfh));
memset(&fattr, 0, sizeof(fattr));
nfs_fattr_init(&fattr);
fattr.valid = NFS_ATTR_FATTR;
fattr.type = NFDIR;
fattr.mode = S_IFDIR | S_IRUSR | S_IWUSR;
fattr.nlink = 2;
iroot = nfs_fhget(sb, &dummyfh, &fattr);
if (IS_ERR(iroot))
return ERR_PTR(PTR_ERR(iroot));
root = d_alloc_root(iroot);
if (!root) {
iput(iroot);
return ERR_PTR(-ENOMEM);
}
sb->s_root = root;
}
/* get the actual root for this mount */ /* get the actual root for this mount */
fsinfo.fattr = &fattr; fsinfo.fattr = &fattr;
...@@ -96,6 +88,10 @@ struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh) ...@@ -96,6 +88,10 @@ struct dentry *nfs_get_root(struct super_block *sb, struct nfs_fh *mntfh)
return ERR_PTR(PTR_ERR(inode)); return ERR_PTR(PTR_ERR(inode));
} }
error = nfs_superblock_set_dummy_root(sb, inode);
if (error != 0)
return ERR_PTR(error);
/* root dentries normally start off anonymous and get spliced in later /* root dentries normally start off anonymous and get spliced in later
* if the dentry tree reaches them; however if the dentry already * if the dentry tree reaches them; however if the dentry already
* exists, we'll pick it up at this point and use it as the root * exists, we'll pick it up at this point and use it as the root
...@@ -241,33 +237,6 @@ struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh) ...@@ -241,33 +237,6 @@ struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh)
dprintk("--> nfs4_get_root()\n"); dprintk("--> nfs4_get_root()\n");
/* create a dummy root dentry with dummy inode for this superblock */
if (!sb->s_root) {
struct nfs_fh dummyfh;
struct dentry *root;
struct inode *iroot;
memset(&dummyfh, 0, sizeof(dummyfh));
memset(&fattr, 0, sizeof(fattr));
nfs_fattr_init(&fattr);
fattr.valid = NFS_ATTR_FATTR;
fattr.type = NFDIR;
fattr.mode = S_IFDIR | S_IRUSR | S_IWUSR;
fattr.nlink = 2;
iroot = nfs_fhget(sb, &dummyfh, &fattr);
if (IS_ERR(iroot))
return ERR_PTR(PTR_ERR(iroot));
root = d_alloc_root(iroot);
if (!root) {
iput(iroot);
return ERR_PTR(-ENOMEM);
}
sb->s_root = root;
}
/* get the info about the server and filesystem */ /* get the info about the server and filesystem */
error = nfs4_server_capabilities(server, mntfh); error = nfs4_server_capabilities(server, mntfh);
if (error < 0) { if (error < 0) {
...@@ -289,6 +258,10 @@ struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh) ...@@ -289,6 +258,10 @@ struct dentry *nfs4_get_root(struct super_block *sb, struct nfs_fh *mntfh)
return ERR_PTR(PTR_ERR(inode)); return ERR_PTR(PTR_ERR(inode));
} }
error = nfs_superblock_set_dummy_root(sb, inode);
if (error != 0)
return ERR_PTR(error);
/* root dentries normally start off anonymous and get spliced in later /* root dentries normally start off anonymous and get spliced in later
* if the dentry tree reaches them; however if the dentry already * if the dentry tree reaches them; however if the dentry already
* exists, we'll pick it up at this point and use it as the root * exists, we'll pick it up at this point and use it as the root
......
...@@ -1054,10 +1054,11 @@ static int nfs_validate_mount_data(void *options, ...@@ -1054,10 +1054,11 @@ static int nfs_validate_mount_data(void *options,
{ {
struct nfs_mount_data *data = (struct nfs_mount_data *)options; struct nfs_mount_data *data = (struct nfs_mount_data *)options;
memset(args, 0, sizeof(*args));
if (data == NULL) if (data == NULL)
goto out_no_data; goto out_no_data;
memset(args, 0, sizeof(*args));
args->flags = (NFS_MOUNT_VER3 | NFS_MOUNT_TCP); args->flags = (NFS_MOUNT_VER3 | NFS_MOUNT_TCP);
args->rsize = NFS_MAX_FILE_IO_SIZE; args->rsize = NFS_MAX_FILE_IO_SIZE;
args->wsize = NFS_MAX_FILE_IO_SIZE; args->wsize = NFS_MAX_FILE_IO_SIZE;
...@@ -1474,6 +1475,11 @@ static int nfs_xdev_get_sb(struct file_system_type *fs_type, int flags, ...@@ -1474,6 +1475,11 @@ static int nfs_xdev_get_sb(struct file_system_type *fs_type, int flags,
error = PTR_ERR(mntroot); error = PTR_ERR(mntroot);
goto error_splat_super; goto error_splat_super;
} }
if (mntroot->d_inode->i_op != &nfs_dir_inode_operations) {
dput(mntroot);
error = -ESTALE;
goto error_splat_super;
}
s->s_flags |= MS_ACTIVE; s->s_flags |= MS_ACTIVE;
mnt->mnt_sb = s; mnt->mnt_sb = s;
...@@ -1531,10 +1537,11 @@ static int nfs4_validate_mount_data(void *options, ...@@ -1531,10 +1537,11 @@ static int nfs4_validate_mount_data(void *options,
struct nfs4_mount_data *data = (struct nfs4_mount_data *)options; struct nfs4_mount_data *data = (struct nfs4_mount_data *)options;
char *c; char *c;
memset(args, 0, sizeof(*args));
if (data == NULL) if (data == NULL)
goto out_no_data; goto out_no_data;
memset(args, 0, sizeof(*args));
args->rsize = NFS_MAX_FILE_IO_SIZE; args->rsize = NFS_MAX_FILE_IO_SIZE;
args->wsize = NFS_MAX_FILE_IO_SIZE; args->wsize = NFS_MAX_FILE_IO_SIZE;
args->timeo = 600; args->timeo = 600;
......
...@@ -1436,7 +1436,8 @@ int nfs_wb_page_cancel(struct inode *inode, struct page *page) ...@@ -1436,7 +1436,8 @@ int nfs_wb_page_cancel(struct inode *inode, struct page *page)
return ret; return ret;
} }
int nfs_wb_page_priority(struct inode *inode, struct page *page, int how) static int nfs_wb_page_priority(struct inode *inode, struct page *page,
int how)
{ {
loff_t range_start = page_offset(page); loff_t range_start = page_offset(page);
loff_t range_end = range_start + (loff_t)(PAGE_CACHE_SIZE - 1); loff_t range_end = range_start + (loff_t)(PAGE_CACHE_SIZE - 1);
......
...@@ -422,7 +422,6 @@ extern long nfs_sync_mapping_wait(struct address_space *, struct writeback_contr ...@@ -422,7 +422,6 @@ extern long nfs_sync_mapping_wait(struct address_space *, struct writeback_contr
extern int nfs_wb_all(struct inode *inode); extern int nfs_wb_all(struct inode *inode);
extern int nfs_wb_nocommit(struct inode *inode); extern int nfs_wb_nocommit(struct inode *inode);
extern int nfs_wb_page(struct inode *inode, struct page* page); extern int nfs_wb_page(struct inode *inode, struct page* page);
extern int nfs_wb_page_priority(struct inode *inode, struct page* page, int how);
extern int nfs_wb_page_cancel(struct inode *inode, struct page* page); extern int nfs_wb_page_cancel(struct inode *inode, struct page* page);
#if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4) #if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
extern int nfs_commit_inode(struct inode *, int); extern int nfs_commit_inode(struct inode *, int);
......
...@@ -88,11 +88,6 @@ enum { ...@@ -88,11 +88,6 @@ enum {
CTL_SLOTTABLE_TCP, CTL_SLOTTABLE_TCP,
CTL_MIN_RESVPORT, CTL_MIN_RESVPORT,
CTL_MAX_RESVPORT, CTL_MAX_RESVPORT,
CTL_SLOTTABLE_RDMA,
CTL_RDMA_MAXINLINEREAD,
CTL_RDMA_MAXINLINEWRITE,
CTL_RDMA_WRITEPADDING,
CTL_RDMA_MEMREG,
}; };
#endif /* _LINUX_SUNRPC_DEBUG_H_ */ #endif /* _LINUX_SUNRPC_DEBUG_H_ */
...@@ -9,12 +9,6 @@ ...@@ -9,12 +9,6 @@
#ifdef __KERNEL__ #ifdef __KERNEL__
/*
* Socket transport setup operations
*/
struct rpc_xprt *xs_setup_udp(struct xprt_create *args);
struct rpc_xprt *xs_setup_tcp(struct xprt_create *args);
int init_socket_xprt(void); int init_socket_xprt(void);
void cleanup_socket_xprt(void); void cleanup_socket_xprt(void);
......
...@@ -540,7 +540,7 @@ gss_pipe_downcall(struct file *filp, const char __user *src, size_t mlen) ...@@ -540,7 +540,7 @@ gss_pipe_downcall(struct file *filp, const char __user *src, size_t mlen)
p = gss_fill_context(p, end, ctx, gss_msg->auth->mech); p = gss_fill_context(p, end, ctx, gss_msg->auth->mech);
if (IS_ERR(p)) { if (IS_ERR(p)) {
err = PTR_ERR(p); err = PTR_ERR(p);
gss_msg->msg.errno = (err == -EACCES) ? -EACCES : -EAGAIN; gss_msg->msg.errno = (err == -EAGAIN) ? -EAGAIN : -EACCES;
goto err_release_msg; goto err_release_msg;
} }
gss_msg->ctx = gss_get_ctx(ctx); gss_msg->ctx = gss_get_ctx(ctx);
...@@ -967,7 +967,7 @@ gss_validate(struct rpc_task *task, __be32 *p) ...@@ -967,7 +967,7 @@ gss_validate(struct rpc_task *task, __be32 *p)
if (maj_stat == GSS_S_CONTEXT_EXPIRED) if (maj_stat == GSS_S_CONTEXT_EXPIRED)
clear_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags); clear_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags);
if (maj_stat) { if (maj_stat) {
dprintk("RPC: %5u gss_validate: gss_verify_mic returned" dprintk("RPC: %5u gss_validate: gss_verify_mic returned "
"error 0x%08x\n", task->tk_pid, maj_stat); "error 0x%08x\n", task->tk_pid, maj_stat);
goto out_bad; goto out_bad;
} }
......
...@@ -147,13 +147,17 @@ gss_import_sec_context_kerberos(const void *p, ...@@ -147,13 +147,17 @@ gss_import_sec_context_kerberos(const void *p,
p = simple_get_bytes(p, end, &tmp, sizeof(tmp)); p = simple_get_bytes(p, end, &tmp, sizeof(tmp));
if (IS_ERR(p)) if (IS_ERR(p))
goto out_err_free_ctx; goto out_err_free_ctx;
if (tmp != SGN_ALG_DES_MAC_MD5) if (tmp != SGN_ALG_DES_MAC_MD5) {
p = ERR_PTR(-ENOSYS);
goto out_err_free_ctx; goto out_err_free_ctx;
}
p = simple_get_bytes(p, end, &tmp, sizeof(tmp)); p = simple_get_bytes(p, end, &tmp, sizeof(tmp));
if (IS_ERR(p)) if (IS_ERR(p))
goto out_err_free_ctx; goto out_err_free_ctx;
if (tmp != SEAL_ALG_DES) if (tmp != SEAL_ALG_DES) {
p = ERR_PTR(-ENOSYS);
goto out_err_free_ctx; goto out_err_free_ctx;
}
p = simple_get_bytes(p, end, &ctx->endtime, sizeof(ctx->endtime)); p = simple_get_bytes(p, end, &ctx->endtime, sizeof(ctx->endtime));
if (IS_ERR(p)) if (IS_ERR(p))
goto out_err_free_ctx; goto out_err_free_ctx;
......
...@@ -83,6 +83,7 @@ gss_get_mic_kerberos(struct gss_ctx *gss_ctx, struct xdr_buf *text, ...@@ -83,6 +83,7 @@ gss_get_mic_kerberos(struct gss_ctx *gss_ctx, struct xdr_buf *text,
u32 seq_send; u32 seq_send;
dprintk("RPC: gss_krb5_seal\n"); dprintk("RPC: gss_krb5_seal\n");
BUG_ON(ctx == NULL);
now = get_seconds(); now = get_seconds();
......
...@@ -280,7 +280,7 @@ rpc_pipe_poll(struct file *filp, struct poll_table_struct *wait) ...@@ -280,7 +280,7 @@ rpc_pipe_poll(struct file *filp, struct poll_table_struct *wait)
mask = POLLOUT | POLLWRNORM; mask = POLLOUT | POLLWRNORM;
if (rpci->ops == NULL) if (rpci->ops == NULL)
mask |= POLLERR | POLLHUP; mask |= POLLERR | POLLHUP;
if (!list_empty(&rpci->pipe)) if (filp->private_data || !list_empty(&rpci->pipe))
mask |= POLLIN | POLLRDNORM; mask |= POLLIN | POLLRDNORM;
return mask; return mask;
} }
......
...@@ -89,7 +89,7 @@ static struct ctl_table_header *sunrpc_table_header; ...@@ -89,7 +89,7 @@ static struct ctl_table_header *sunrpc_table_header;
static ctl_table xr_tunables_table[] = { static ctl_table xr_tunables_table[] = {
{ {
.ctl_name = CTL_SLOTTABLE_RDMA, .ctl_name = CTL_UNNUMBERED,
.procname = "rdma_slot_table_entries", .procname = "rdma_slot_table_entries",
.data = &xprt_rdma_slot_table_entries, .data = &xprt_rdma_slot_table_entries,
.maxlen = sizeof(unsigned int), .maxlen = sizeof(unsigned int),
...@@ -100,7 +100,7 @@ static ctl_table xr_tunables_table[] = { ...@@ -100,7 +100,7 @@ static ctl_table xr_tunables_table[] = {
.extra2 = &max_slot_table_size .extra2 = &max_slot_table_size
}, },
{ {
.ctl_name = CTL_RDMA_MAXINLINEREAD, .ctl_name = CTL_UNNUMBERED,
.procname = "rdma_max_inline_read", .procname = "rdma_max_inline_read",
.data = &xprt_rdma_max_inline_read, .data = &xprt_rdma_max_inline_read,
.maxlen = sizeof(unsigned int), .maxlen = sizeof(unsigned int),
...@@ -109,7 +109,7 @@ static ctl_table xr_tunables_table[] = { ...@@ -109,7 +109,7 @@ static ctl_table xr_tunables_table[] = {
.strategy = &sysctl_intvec, .strategy = &sysctl_intvec,
}, },
{ {
.ctl_name = CTL_RDMA_MAXINLINEWRITE, .ctl_name = CTL_UNNUMBERED,
.procname = "rdma_max_inline_write", .procname = "rdma_max_inline_write",
.data = &xprt_rdma_max_inline_write, .data = &xprt_rdma_max_inline_write,
.maxlen = sizeof(unsigned int), .maxlen = sizeof(unsigned int),
...@@ -118,7 +118,7 @@ static ctl_table xr_tunables_table[] = { ...@@ -118,7 +118,7 @@ static ctl_table xr_tunables_table[] = {
.strategy = &sysctl_intvec, .strategy = &sysctl_intvec,
}, },
{ {
.ctl_name = CTL_RDMA_WRITEPADDING, .ctl_name = CTL_UNNUMBERED,
.procname = "rdma_inline_write_padding", .procname = "rdma_inline_write_padding",
.data = &xprt_rdma_inline_write_padding, .data = &xprt_rdma_inline_write_padding,
.maxlen = sizeof(unsigned int), .maxlen = sizeof(unsigned int),
...@@ -129,7 +129,7 @@ static ctl_table xr_tunables_table[] = { ...@@ -129,7 +129,7 @@ static ctl_table xr_tunables_table[] = {
.extra2 = &max_padding, .extra2 = &max_padding,
}, },
{ {
.ctl_name = CTL_RDMA_MEMREG, .ctl_name = CTL_UNNUMBERED,
.procname = "rdma_memreg_strategy", .procname = "rdma_memreg_strategy",
.data = &xprt_rdma_memreg_strategy, .data = &xprt_rdma_memreg_strategy,
.maxlen = sizeof(unsigned int), .maxlen = sizeof(unsigned int),
......
...@@ -1828,7 +1828,7 @@ static struct rpc_xprt *xs_setup_xprt(struct xprt_create *args, ...@@ -1828,7 +1828,7 @@ static struct rpc_xprt *xs_setup_xprt(struct xprt_create *args,
* @args: rpc transport creation arguments * @args: rpc transport creation arguments
* *
*/ */
struct rpc_xprt *xs_setup_udp(struct xprt_create *args) static struct rpc_xprt *xs_setup_udp(struct xprt_create *args)
{ {
struct sockaddr *addr = args->dstaddr; struct sockaddr *addr = args->dstaddr;
struct rpc_xprt *xprt; struct rpc_xprt *xprt;
...@@ -1894,7 +1894,7 @@ struct rpc_xprt *xs_setup_udp(struct xprt_create *args) ...@@ -1894,7 +1894,7 @@ struct rpc_xprt *xs_setup_udp(struct xprt_create *args)
* @args: rpc transport creation arguments * @args: rpc transport creation arguments
* *
*/ */
struct rpc_xprt *xs_setup_tcp(struct xprt_create *args) static struct rpc_xprt *xs_setup_tcp(struct xprt_create *args)
{ {
struct sockaddr *addr = args->dstaddr; struct sockaddr *addr = args->dstaddr;
struct rpc_xprt *xprt; struct rpc_xprt *xprt;
......
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