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authorTrond Myklebust <Trond.Myklebust@netapp.com>2005-10-18 14:20:18 -0700
committerTrond Myklebust <Trond.Myklebust@netapp.com>2005-10-18 14:20:18 -0700
commitcdce5d6b94b6182f6d8a5b7b52923933e98cbc92 (patch)
treee98ec006186a5d18fac2189dc1d6ece1fda9541f /fs/namei.c
parent6f926b5ba75c568296ec227e7d782db4ddbdca5c (diff)
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VFS: Make link_path_walk set LOOKUP_CONTINUE before calling permission().
This will allow nfs_permission() to perform additional optimizations when walking the path, by folding the ACCESS(MAY_EXEC) call on the directory into the lookup revalidation. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/namei.c')
-rw-r--r--fs/namei.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 0d1dff7d3d95..aaaa81036234 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -763,6 +763,7 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd)
struct qstr this;
unsigned int c;
+ nd->flags |= LOOKUP_CONTINUE;
err = exec_permission_lite(inode, nd);
if (err == -EAGAIN) {
err = permission(inode, MAY_EXEC, nd);
@@ -815,7 +816,6 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd)
if (err < 0)
break;
}
- nd->flags |= LOOKUP_CONTINUE;
/* This does the actual lookups.. */
err = do_lookup(nd, &this, &next);
if (err)