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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)
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commit
6b8cc71ab2
2 changed files with 29 additions and 10 deletions
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@ -318,6 +318,7 @@ int cifs_get_inode_info(struct inode **pinode,
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struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
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char *tmp_path;
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char *buf = NULL;
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int adjustTZ = FALSE;
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pTcon = cifs_sb->tcon;
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cFYI(1,("Getting info on %s", search_path));
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@ -348,6 +349,7 @@ int cifs_get_inode_info(struct inode **pinode,
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pfindData, cifs_sb->local_nls,
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cifs_sb->mnt_cifs_flags &
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CIFS_MOUNT_MAP_SPECIAL_CHR);
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adjustTZ = TRUE;
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}
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}
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@ -444,6 +446,10 @@ int cifs_get_inode_info(struct inode **pinode,
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inode->i_ctime =
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cifs_NTtimeToUnix(le64_to_cpu(pfindData->ChangeTime));
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cFYI(0, ("Attributes came in as 0x%x", attr));
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if(adjustTZ && (pTcon->ses) && (pTcon->ses->server)) {
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inode->i_ctime.tv_sec += pTcon->ses->server->timeAdj;
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inode->i_mtime.tv_sec += pTcon->ses->server->timeAdj;
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}
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/* set default mode. will override for dirs below */
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if (atomic_read(&cifsInfo->inUse) == 0)
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@ -69,17 +69,30 @@ cifs_hardlink(struct dentry *old_file, struct inode *inode,
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rc = -EOPNOTSUPP;
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}
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/* if (!rc) */
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{
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/* renew_parental_timestamps(old_file);
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inode->i_nlink++;
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mark_inode_dirty(inode);
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d_instantiate(direntry, inode); */
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/* BB add call to either mark inode dirty or refresh its data and timestamp to current time */
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d_drop(direntry); /* force new lookup from server of target */
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/* if source file is cached (oplocked) revalidate will not go to server
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until the file is closed or oplock broken so update nlinks locally */
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if(old_file->d_inode) {
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cifsInode = CIFS_I(old_file->d_inode);
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if(rc == 0) {
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old_file->d_inode->i_nlink++;
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old_file->d_inode->i_ctime = CURRENT_TIME;
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/* parent dir timestamps will update from srv
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within a second, would it really be worth it
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to set the parent dir cifs inode time to zero
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to force revalidate (faster) for it too? */
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}
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/* if not oplocked will force revalidate to get info
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on source file from srv */
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cifsInode->time = 0;
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/* Will update parent dir timestamps from srv within a second.
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Would it really be worth it to set the parent dir (cifs
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inode) time field to zero to force revalidate on parent
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directory faster ie
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CIFS_I(inode)->time = 0; */
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}
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d_drop(direntry); /* force new lookup from server */
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cifsInode = CIFS_I(old_file->d_inode);
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cifsInode->time = 0; /* will force revalidate to go get info when needed */
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cifs_hl_exit:
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kfree(fromName);
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