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authorSuresh Jayaraman <sjayaraman@suse.de>2010-09-17 18:56:39 +0530
committerSteve French <sfrench@us.ibm.com>2010-09-29 19:04:28 +0000
commitaa91c7e4ab9b0842b7d7a7cbf8cca18b20df89b5 (patch)
tree94827b3006d85b8accf179ea3da30e1569983e68 /fs/cifs/file.c
parenta347ecb209b58a1b37f20d8299ab552f7d3ee8c3 (diff)
cifs: fix broken oplock handling
cifs_new_fileinfo() does not use the 'oplock' value from the callers. Instead, it sets it to REQ_OPLOCK which seems wrong. We should be using the oplock value obtained from the Server to set the inode's clientCanCacheAll or clientCanCacheRead flags. Fix this by passing oplock from the callers to cifs_new_fileinfo(). This change dates back to commit a6ce4932 (2.6.30-rc3). So, all the affected versions will need this fix. Please Cc stable once reviewed and accepted. Cc: Stable <stable@kernel.org> Reviewed-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/file.c')
-rw-r--r--fs/cifs/file.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index d33da45fe98..60061b9c2f6 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -277,7 +277,7 @@ int cifs_open(struct inode *inode, struct file *file)
pCifsFile = cifs_new_fileinfo(inode, netfid, file,
file->f_path.mnt,
- oflags);
+ oflags, oplock);
if (pCifsFile == NULL) {
CIFSSMBClose(xid, tcon, netfid);
rc = -ENOMEM;
@@ -370,7 +370,7 @@ int cifs_open(struct inode *inode, struct file *file)
goto out;
pCifsFile = cifs_new_fileinfo(inode, netfid, file, file->f_path.mnt,
- file->f_flags);
+ file->f_flags, oplock);
if (pCifsFile == NULL) {
rc = -ENOMEM;
goto out;