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authorSteve French <sfrench@us.ibm.com>2006-04-21 20:17:42 +0200
committerSteve French <sfrench@us.ibm.com>2006-04-21 20:17:42 +0200
commit0bd4fa977f81c914eb8bada00284d0933825900e (patch)
tree398b2fea4b7902f53be9d0fc9d9c9c07d427dce1 /fs/cifs/xattr.c
parentMerge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/... (diff)
downloadlinux-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/xattr.c')
-rw-r--r--fs/cifs/xattr.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/fs/cifs/xattr.c b/fs/cifs/xattr.c
index 3938444d87b2..7754d641775e 100644
--- a/fs/cifs/xattr.c
+++ b/fs/cifs/xattr.c
@@ -62,9 +62,7 @@ int cifs_removexattr(struct dentry * direntry, const char * ea_name)
cifs_sb = CIFS_SB(sb);
pTcon = cifs_sb->tcon;
- mutex_lock(&sb->s_vfs_rename_mutex);
full_path = build_path_from_dentry(direntry);
- mutex_unlock(&sb->s_vfs_rename_mutex);
if(full_path == NULL) {
FreeXid(xid);
return -ENOMEM;
@@ -116,9 +114,7 @@ int cifs_setxattr(struct dentry * direntry, const char * ea_name,
cifs_sb = CIFS_SB(sb);
pTcon = cifs_sb->tcon;
- mutex_lock(&sb->s_vfs_rename_mutex);
full_path = build_path_from_dentry(direntry);
- mutex_unlock(&sb->s_vfs_rename_mutex);
if(full_path == NULL) {
FreeXid(xid);
return -ENOMEM;
@@ -223,9 +219,7 @@ ssize_t cifs_getxattr(struct dentry * direntry, const char * ea_name,
cifs_sb = CIFS_SB(sb);
pTcon = cifs_sb->tcon;
- mutex_lock(&sb->s_vfs_rename_mutex);
full_path = build_path_from_dentry(direntry);
- mutex_unlock(&sb->s_vfs_rename_mutex);
if(full_path == NULL) {
FreeXid(xid);
return -ENOMEM;
@@ -341,9 +335,7 @@ ssize_t cifs_listxattr(struct dentry * direntry, char * data, size_t buf_size)
cifs_sb = CIFS_SB(sb);
pTcon = cifs_sb->tcon;
- mutex_lock(&sb->s_vfs_rename_mutex);
full_path = build_path_from_dentry(direntry);
- mutex_unlock(&sb->s_vfs_rename_mutex);
if(full_path == NULL) {
FreeXid(xid);
return -ENOMEM;