Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d7dd618a5901ce0b44ef518208b35f728775db74
Commit: d7dd618a5901ce0b44ef518208b35f728775db74
Parent: 10f11c341da8c0ec6b8b024e892108a6537ba8c4
Author: Christoph Hellwig <[EMAIL PROTECTED]>
AuthorDate: Tue Jul 17 04:04:31 2007 -0700
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Tue Jul 17 10:23:06 2007 -0700
knfsd: exportfs: untangle ISDIR logic in find_exported_dentry
Rework some logic in find_exported_dentry so that we only have a single
S_ISDIR check and logic that makes clear to the reader what we're really
doing
here.
Signed-off-by: Christoph Hellwig <[EMAIL PROTECTED]>
Signed-off-by: Neil Brown <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
fs/exportfs/expfs.c | 26 ++++++++++----------------
1 files changed, 10 insertions(+), 16 deletions(-)
diff --git a/fs/exportfs/expfs.c b/fs/exportfs/expfs.c
index 1e6f556..abf0a31 100644
--- a/fs/exportfs/expfs.c
+++ b/fs/exportfs/expfs.c
@@ -116,30 +116,23 @@ find_exported_dentry(struct super_block *sb, void *obj,
void *parent,
if (IS_ERR(result))
return result;
- if (S_ISDIR(result->d_inode->i_mode) &&
- (result->d_flags & DCACHE_DISCONNECTED)) {
- /* it is an unconnected directory, we must connect it */
- ;
- } else {
- if (acceptable(context, result))
- return result;
- if (S_ISDIR(result->d_inode->i_mode)) {
+ if (S_ISDIR(result->d_inode->i_mode)) {
+ if (!(result->d_flags & DCACHE_DISCONNECTED)) {
+ if (acceptable(context, result))
+ return result;
err = -EACCES;
goto err_result;
}
+ target_dir = dget(result);
+ } else {
+ if (acceptable(context, result))
+ return result;
+
alias = find_acceptable_alias(result, acceptable, context);
if (alias)
return alias;
- }
- /* It's a directory, or we are required to confirm the file's
- * location in the tree based on the parent information
- */
- dprintk("find_exported_dentry: need to look harder for
%s/%d\n",sb->s_id,*(int*)obj);
- if (S_ISDIR(result->d_inode->i_mode))
- target_dir = dget(result);
- else {
if (parent == NULL)
goto err_result;
@@ -149,6 +142,7 @@ find_exported_dentry(struct super_block *sb, void *obj,
void *parent,
goto err_result;
}
}
+
/*
* Now we need to make sure that target_dir is properly connected.
* It may already be, as the flag isn't always updated when connection
-
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