Doug / smarc-fsl-linux-kernel

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Commit 3637c05d881b2b7bab36f339245b8963f5b29c9f

Authored by Miklos Szeredi
Committed by Al Viro
1 parent fa4ee15951
Exists in smarc-l5.0.0_1.0.0-ga and in 5 other branches imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga

vfs: don't revalidate just looked up dentry 

__lookup_hash() calls ->lookup() if the dentry needs lookup and on success
revalidates the dentry (all under dir->i_mutex).

While this is harmless it doesn't make a lot of sense.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

Showing 1 changed file with 1 additions and 3 deletions Side-by-side Diff

... ... @@ -1869,9 +1869,7 @@
1869 1869 * __lookup_hash is called with the parent dir's i_mutex already
1870 1870 * held, so we are good to go here.
1871 1871 */
1872   - dentry = d_inode_lookup(base, dentry, nd);
1873   - if (IS_ERR(dentry))
1874   - return dentry;
  1872 + return d_inode_lookup(base, dentry, nd);
1875 1873 }
1876 1874  
1877 1875 if (dentry && (dentry->d_flags & DCACHE_OP_REVALIDATE)) {