From: anserper <anserper>
Date: Fri, 31 Jul 2009 16:03:55 +0000 (+0000)
Subject: b=20317
X-Git-Tag: v1_8_2_01~1^2~188
X-Git-Url: https://git.whamcloud.com/gitweb?a=commitdiff_plain;h=c7d7261d5ad2dd93181a72e21ad4723717310366;p=fs%2Flustre-release.git

b=20317
i=Johann Lombardi
i=Alexander Zarochentsev

do not update kms without extent locks on DIO path
---

diff --git a/lustre/llite/rw26.c b/lustre/llite/rw26.c
index e3a521c..a60f437 100644
--- a/lustre/llite/rw26.c
+++ b/lustre/llite/rw26.c
@@ -329,7 +329,7 @@ out:
                 rc = ptlrpc_set_wait(set);
                 if (unlikely(rc != 0))
                         GOTO(unlock_mutex, tot_bytes = rc);
-                if (rw == WRITE) {
+                if (rw == WRITE && locked) {
                         lov_stripe_lock(lsm);
                         obd_adjust_kms(ll_i2obdexp(inode),
                                        lsm, file_offset, 0);