From: Andrew Perepechko <andrew_perepechko@xyratex.com>
Date: Wed, 31 Jul 2013 11:53:36 +0000 (+0400)
Subject: LU-3669 mdt: getxattr intent should check object existence
X-Git-Tag: 2.4.90~7
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=33c6f2aff8cd4eb5c73f871dbf02319435300881;hp=919b358468e13a0ba8719bd4a4c135e11017dd8b

LU-3669 mdt: getxattr intent should check object existence

Make getxattr intent use HABEO_CORPUS similar to
REINT_GETXATTR to avoid crashes on race conditions.

Signed-off-by: Andrew Perepechko <andrew_perepechko@xyratex.com>
Change-Id: Ic277525152847118fbe95fcc73448945acba699d
Reviewed-on: http://review.whamcloud.com/7191
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: Alex Zhuravlev <alexey.zhuravlev@intel.com>
Tested-by: Hudson
Tested-by: Maloo <whamcloud.maloo@gmail.com>
Reviewed-by: John L. Hammond <john.hammond@intel.com>
---

diff --git a/lustre/mdt/mdt_handler.c b/lustre/mdt/mdt_handler.c
index 4ceb146..c9dee86 100644
--- a/lustre/mdt/mdt_handler.c
+++ b/lustre/mdt/mdt_handler.c
@@ -3575,7 +3575,7 @@ static struct mdt_it_flavor {
         },
         [MDT_IT_GETXATTR] = {
 		.it_fmt   = &RQF_LDLM_INTENT_GETXATTR,
-                .it_flags = 0,
+		.it_flags = HABEO_CORPUS,
 		.it_act   = mdt_intent_getxattr
         },
 	[MDT_IT_LAYOUT] = {