From: johann <johann@sun.com>
Date: Wed, 7 Jul 2010 17:20:50 +0000 (+0200)
Subject: b=23175 disable lockless truncate
X-Git-Tag: v1_8_3_58~2
X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=3e5a20d4d0b212a07ba1b9bd3618af9cb943ec93;p=fs%2Flustre-release.git

b=23175 disable lockless truncate

lockless truncate is suspected to cause bug 23175. Disable it by
default for now to see if the problem happens again.
---

diff --git a/lustre/llite/llite_internal.h b/lustre/llite/llite_internal.h
index 6e6490d..fecaac5 100644
--- a/lustre/llite/llite_internal.h
+++ b/lustre/llite/llite_internal.h
@@ -307,7 +307,7 @@ enum stats_track_type {
 /* default value for ll_sb_info->contention_time */
 #define SBI_DEFAULT_CONTENTION_SECONDS     60
 /* default value for lockless_truncate_enable */
-#define SBI_DEFAULT_LOCKLESS_TRUNCATE_ENABLE 1
+#define SBI_DEFAULT_LOCKLESS_TRUNCATE_ENABLE 0 /* see bug 23175 */
 /* default value for ll_direct_io_default */
 #define SBI_DEFAULT_DIRECT_IO_DEFAULT 0