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Diffstat (limited to 'fs/cifs/dir.c')
-rw-r--r--fs/cifs/dir.c25
1 files changed, 16 insertions, 9 deletions
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 16b21522e8f..aa4ea965b32 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -465,12 +465,20 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name
direntry->d_op = &cifs_dentry_ops;
d_add(direntry, newInode);
- /* since paths are not looked up by component - the parent directories are presumed to be good here */
+ /* since paths are not looked up by component - the parent
+ directories are presumed to be good here */
renew_parental_timestamps(direntry);
} else if (rc == -ENOENT) {
rc = 0;
+ direntry->d_time = jiffies;
+ if (pTcon->nocase)
+ direntry->d_op = &cifs_ci_dentry_ops;
+ else
+ direntry->d_op = &cifs_dentry_ops;
d_add(direntry, NULL);
+ /* if it was once a directory (but how can we tell?) we could do
+ shrink_dcache_parent(direntry); */
} else {
cERROR(1,("Error 0x%x on cifs_get_inode_info in lookup of %s",
rc,full_path));
@@ -489,21 +497,20 @@ cifs_d_revalidate(struct dentry *direntry, struct nameidata *nd)
{
int isValid = 1;
-/* lock_kernel(); *//* surely we do not want to lock the kernel for a whole network round trip which could take seconds */
-
if (direntry->d_inode) {
if (cifs_revalidate(direntry)) {
- /* unlock_kernel(); */
return 0;
}
} else {
- cFYI(1,
- ("In cifs_d_revalidate with no inode but name = %s and dentry 0x%p",
- direntry->d_name.name, direntry));
+ cFYI(1, ("neg dentry 0x%p name = %s",
+ direntry, direntry->d_name.name));
+ if(time_after(jiffies, direntry->d_time + HZ) ||
+ !lookupCacheEnabled) {
+ d_drop(direntry);
+ isValid = 0;
+ }
}
-/* unlock_kernel(); */
-
return isValid;
}