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Date:      Sun, 10 Feb 2019 22:31:41 +0000 (UTC)
From:      Mariusz Zaborski <oshogbo@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org
Subject:   svn commit: r343982 - stable/12/sys/cddl/contrib/opensolaris/uts/common/fs/zfs
Message-ID:  <201902102231.x1AMVfUm094765@repo.freebsd.org>

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Author: oshogbo
Date: Sun Feb 10 22:31:41 2019
New Revision: 343982
URL: https://svnweb.freebsd.org/changeset/base/343982

Log:
  MFC r343470:
    zfs: allow to change cache flush sysctl
  
    There is no reason for this variable to be tunable.
    This variable is used as a barrier in few places.
  
    Discussed with:       pjd
    MFC after:    2 weeks
    Sponsored by: Fudo Security

Modified:
  stable/12/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zil.c
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zil.c
==============================================================================
--- stable/12/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zil.c	Sun Feb 10 22:23:05 2019	(r343981)
+++ stable/12/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zil.c	Sun Feb 10 22:31:41 2019	(r343982)
@@ -103,7 +103,7 @@ SYSCTL_INT(_vfs_zfs, OID_AUTO, zil_replay_disable, CTL
  * out-of-order write cache is enabled.
  */
 boolean_t zfs_nocacheflush = B_FALSE;
-SYSCTL_INT(_vfs_zfs, OID_AUTO, cache_flush_disable, CTLFLAG_RDTUN,
+SYSCTL_INT(_vfs_zfs, OID_AUTO, cache_flush_disable, CTLFLAG_RWTUN,
     &zfs_nocacheflush, 0, "Disable cache flush");
 boolean_t zfs_trim_enabled = B_TRUE;
 SYSCTL_DECL(_vfs_zfs_trim);



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