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| author | Steve French <sfrench@us.ibm.com> | 2006-04-21 20:17:42 +0200 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2006-04-21 20:17:42 +0200 |
| commit | 0bd4fa977f81c914eb8bada00284d0933825900e (patch) | |
| tree | 398b2fea4b7902f53be9d0fc9d9c9c07d427dce1 /fs/cifs/link.c | |
| parent | Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/... (diff) | |
| download | linux-0bd4fa977f81c914eb8bada00284d0933825900e.tar.xz linux-0bd4fa977f81c914eb8bada00284d0933825900e.zip | |
[CIFS] [CIFS] Do not take rename sem on most path based calls (during
building of full path) to avoid hang rename/readdir hang
Reported by Alan Tyson
Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/link.c')
| -rw-r--r-- | fs/cifs/link.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/fs/cifs/link.c b/fs/cifs/link.c index 9562f5bba65c..2ec99f833142 100644 --- a/fs/cifs/link.c +++ b/fs/cifs/link.c @@ -48,10 +48,8 @@ cifs_hardlink(struct dentry *old_file, struct inode *inode, /* No need to check for cross device links since server will do that BB note DFS case in future though (when we may have to check) */ - mutex_lock(&inode->i_sb->s_vfs_rename_mutex); fromName = build_path_from_dentry(old_file); toName = build_path_from_dentry(direntry); - mutex_unlock(&inode->i_sb->s_vfs_rename_mutex); if((fromName == NULL) || (toName == NULL)) { rc = -ENOMEM; goto cifs_hl_exit; @@ -103,9 +101,7 @@ cifs_follow_link(struct dentry *direntry, struct nameidata *nd) xid = GetXid(); - mutex_lock(&direntry->d_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&direntry->d_sb->s_vfs_rename_mutex); if (!full_path) goto out_no_free; @@ -164,9 +160,7 @@ cifs_symlink(struct inode *inode, struct dentry *direntry, const char *symname) cifs_sb = CIFS_SB(inode->i_sb); pTcon = cifs_sb->tcon; - mutex_lock(&inode->i_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&inode->i_sb->s_vfs_rename_mutex); if(full_path == NULL) { FreeXid(xid); |