From: John L. Hammond <john.hammond@intel.com>
Date: Mon, 28 Jul 2014 14:31:36 +0000 (-0500)
Subject: LU-5414 mdt: avoid shrinking reply buffers on error
X-Git-Tag: 2.6.51~24
X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=6b7e6cdd4896249ace1edf2633b4347a9cc21c52;p=fs%2Flustre-release.git

LU-5414 mdt: avoid shrinking reply buffers on error

In mdt_getattr() if the LOV xattr size cannot be determined then
return err_serious(rc) and avoid shrinking the nonexistent reply
buffers.

Signed-off-by: John L. Hammond <john.hammond@intel.com>
Change-Id: I234ed3044c426e34cf35575eb26f7f961b03c0bd
Reviewed-on: http://review.whamcloud.com/11247
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Fan Yong <fan.yong@intel.com>
Reviewed-by: Mike Pershin <mike.pershin@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
---

diff --git a/lustre/mdt/mdt_handler.c b/lustre/mdt/mdt_handler.c
index 24339a9..a03a996 100644
--- a/lustre/mdt/mdt_handler.c
+++ b/lustre/mdt/mdt_handler.c
@@ -1130,7 +1130,7 @@ static int mdt_getattr(struct tgt_session_info *tsi)
 	}
 
 	if (rc < 0)
-		GOTO(out_shrink, rc);
+		GOTO(out, rc = err_serious(rc));
 
 	req_capsule_set_size(pill, &RMF_MDT_MD, RCL_SERVER, rc);