(diskfs_S_dir_lookup): Check cache before normal diskfs_lookup call.

1 files changed, 18 insertions, 1 deletions

diff --git a/libdiskfs/dir-lookup.c b/libdiskfs/dir-lookup.c
index 59e850cd..8667fd3b 100644
--- a/libdiskfs/dir-lookup.c
+++ b/libdiskfs/dir-lookup.c
@@ -125,7 +125,24 @@ diskfs_S_dir_lookup (struct protid *dircred,
 	  error = diskfs_lookup (dnp, path, CREATE, &np, ds, dircred);
 	}
       else
-	error = diskfs_lookup (dnp, path, LOOKUP, &np, 0, dircred);
+	{
+	  /* XXX should be done in wrapper */
+	  np = diskfs_check_cache (dnp, path);
+	  if (np)
+	    {
+	      /* Verify that we were allowed in.  XXX should be done
+		 in wrapper for diskfs_lookup */
+	      assert (S_ISDIR (dp->dn_stat.st_mode));
+	      error = diskfs_access (dp, S_IEXEC, cred);
+	      if (error)
+		{
+		  diskfs_nrele (np);
+		  np = 0;
+		}
+	    }
+	  else
+	    error = diskfs_lookup (dnp, path, LOOKUP, &np, 0, dircred);
+	}
 
       if (lastcomp && create && excl && (!error || error == EAGAIN))
 	error = EEXIST;