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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2005-10-18 14:20:18 -0700 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2005-10-18 14:20:18 -0700 |
| commit | cdce5d6b94b6182f6d8a5b7b52923933e98cbc92 (patch) | |
| tree | e98ec006186a5d18fac2189dc1d6ece1fda9541f /fs/namei.c | |
| parent | 6f926b5ba75c568296ec227e7d782db4ddbdca5c (diff) | |
| download | lwn-cdce5d6b94b6182f6d8a5b7b52923933e98cbc92.tar.gz lwn-cdce5d6b94b6182f6d8a5b7b52923933e98cbc92.zip | |
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.c | 2 |
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) |