Commit 768c242b authored by Linus Torvalds's avatar Linus Torvalds

Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6:
  [CIFS] Minor cleanup
  [CIFS] Missing free in error path
  [CIFS] Reduce cifs stack space usage
  [CIFS] lseek polling returned stale EOF
parents e503606c a850790f
Version 1.47
------------
Fix oops in list_del during mount caused by unaligned string.
Seek to SEEK_END forces check for update of file size for non-cached
files.
Version 1.46
------------
......
......@@ -511,7 +511,15 @@ static loff_t cifs_llseek(struct file *file, loff_t offset, int origin)
{
/* origin == SEEK_END => we must revalidate the cached file length */
if (origin == SEEK_END) {
int retval = cifs_revalidate(file->f_path.dentry);
int retval;
/* some applications poll for the file length in this strange
way so we must seek to end on non-oplocked files by
setting the revalidate time to zero */
if(file->f_path.dentry->d_inode)
CIFS_I(file->f_path.dentry->d_inode)->time = 0;
retval = cifs_revalidate(file->f_path.dentry);
if (retval < 0)
return (loff_t)retval;
}
......
......@@ -1146,7 +1146,7 @@ static int cifs_writepages(struct address_space *mapping,
pgoff_t end;
pgoff_t index;
int range_whole = 0;
struct kvec iov[32];
struct kvec * iov;
int len;
int n_iov = 0;
pgoff_t next;
......@@ -1171,15 +1171,21 @@ static int cifs_writepages(struct address_space *mapping,
if((cifs_sb->tcon->ses) && (cifs_sb->tcon->ses->server))
if(cifs_sb->tcon->ses->server->secMode &
(SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED))
if(!experimEnabled)
if(!experimEnabled)
return generic_writepages(mapping, wbc);
iov = kmalloc(32 * sizeof(struct kvec), GFP_KERNEL);
if(iov == NULL)
return generic_writepages(mapping, wbc);
/*
* BB: Is this meaningful for a non-block-device file system?
* If it is, we should test it again after we do I/O
*/
if (wbc->nonblocking && bdi_write_congested(bdi)) {
wbc->encountered_congestion = 1;
kfree(iov);
return 0;
}
......@@ -1345,7 +1351,7 @@ static int cifs_writepages(struct address_space *mapping,
mapping->writeback_index = index;
FreeXid(xid);
kfree(iov);
return rc;
}
......
......@@ -156,9 +156,9 @@ static void fill_in_inode(struct inode *tmp_inode, int new_buf_type,
tmp_inode->i_atime = cnvrtDosUnixTm(
le16_to_cpu(pfindData->LastAccessDate),
le16_to_cpu(pfindData->LastAccessTime));
tmp_inode->i_ctime = cnvrtDosUnixTm(
le16_to_cpu(pfindData->LastWriteDate),
le16_to_cpu(pfindData->LastWriteTime));
tmp_inode->i_ctime = cnvrtDosUnixTm(
le16_to_cpu(pfindData->LastWriteDate),
le16_to_cpu(pfindData->LastWriteTime));
AdjustForTZ(cifs_sb->tcon, tmp_inode);
attr = le16_to_cpu(pfindData->Attributes);
allocation_size = le32_to_cpu(pfindData->AllocationSize);
......
......@@ -196,7 +196,7 @@ dohash(char *out, char *in, char *key, int forw)
char c[28];
char d[28];
char *cd;
char ki[16][48];
char (*ki)[48];
char *pd1;
char l[32], r[32];
char *rl;
......@@ -206,6 +206,12 @@ dohash(char *out, char *in, char *key, int forw)
if(pk1 == NULL)
return;
ki = kmalloc(16*48, GFP_KERNEL);
if(ki == NULL) {
kfree(pk1);
return;
}
cd = pk1 + 56;
pd1= cd + 56;
rl = pd1 + 64;
......@@ -243,6 +249,7 @@ dohash(char *out, char *in, char *key, int forw)
er = kmalloc(48+48+32+32+32, GFP_KERNEL);
if(er == NULL) {
kfree(pk1);
kfree(ki);
return;
}
erk = er+48;
......@@ -290,6 +297,7 @@ dohash(char *out, char *in, char *key, int forw)
permute(out, rl, perm6, 64);
kfree(pk1);
kfree(ki);
}
static void
......
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