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authorLinus Torvalds <torvalds@woody.osdl.org>2006-12-01 16:40:13 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-01 16:40:13 -0800
commit6b8cc71ab2619a776b02869fd733ac1ead3db4e8 (patch)
tree5d2f92fc47f72a8da38658e75f2369e7fbae93a4
parent1399ff54741b3aa0aaf5097b8559fa30277ebe61 (diff)
parent8d6286fdfd290589f8446ec1503702227263dcfd (diff)
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] Fix timezone handling on stat to os/2 [CIFS] Incorrect hardlink count when original file is cached (oplocked)
-rw-r--r--fs/cifs/inode.c6
-rw-r--r--fs/cifs/link.c33
2 files changed, 29 insertions, 10 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 1ad8c9fcc74..c4fa91b8b62 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -318,6 +318,7 @@ int cifs_get_inode_info(struct inode **pinode,
struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
char *tmp_path;
char *buf = NULL;
+ int adjustTZ = FALSE;
pTcon = cifs_sb->tcon;
cFYI(1,("Getting info on %s", search_path));
@@ -348,6 +349,7 @@ int cifs_get_inode_info(struct inode **pinode,
pfindData, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
+ adjustTZ = TRUE;
}
}
@@ -444,6 +446,10 @@ int cifs_get_inode_info(struct inode **pinode,
inode->i_ctime =
cifs_NTtimeToUnix(le64_to_cpu(pfindData->ChangeTime));
cFYI(0, ("Attributes came in as 0x%x", attr));
+ if(adjustTZ && (pTcon->ses) && (pTcon->ses->server)) {
+ inode->i_ctime.tv_sec += pTcon->ses->server->timeAdj;
+ inode->i_mtime.tv_sec += pTcon->ses->server->timeAdj;
+ }
/* set default mode. will override for dirs below */
if (atomic_read(&cifsInfo->inUse) == 0)
diff --git a/fs/cifs/link.c b/fs/cifs/link.c
index 0bee8b7e521..8e259969354 100644
--- a/fs/cifs/link.c
+++ b/fs/cifs/link.c
@@ -69,17 +69,30 @@ cifs_hardlink(struct dentry *old_file, struct inode *inode,
rc = -EOPNOTSUPP;
}
-/* if (!rc) */
- {
- /* renew_parental_timestamps(old_file);
- inode->i_nlink++;
- mark_inode_dirty(inode);
- d_instantiate(direntry, inode); */
- /* BB add call to either mark inode dirty or refresh its data and timestamp to current time */
+ d_drop(direntry); /* force new lookup from server of target */
+
+ /* if source file is cached (oplocked) revalidate will not go to server
+ until the file is closed or oplock broken so update nlinks locally */
+ if(old_file->d_inode) {
+ cifsInode = CIFS_I(old_file->d_inode);
+ if(rc == 0) {
+ old_file->d_inode->i_nlink++;
+ old_file->d_inode->i_ctime = CURRENT_TIME;
+ /* parent dir timestamps will update from srv
+ within a second, would it really be worth it
+ to set the parent dir cifs inode time to zero
+ to force revalidate (faster) for it too? */
+ }
+ /* if not oplocked will force revalidate to get info
+ on source file from srv */
+ cifsInode->time = 0;
+
+ /* Will update parent dir timestamps from srv within a second.
+ Would it really be worth it to set the parent dir (cifs
+ inode) time field to zero to force revalidate on parent
+ directory faster ie
+ CIFS_I(inode)->time = 0; */
}
- d_drop(direntry); /* force new lookup from server */
- cifsInode = CIFS_I(old_file->d_inode);
- cifsInode->time = 0; /* will force revalidate to go get info when needed */
cifs_hl_exit:
kfree(fromName);