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zfs: allow to change cache flush sysctl

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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
This commit is contained in:
Mariusz Zaborski 2019-01-26 13:53:00 +00:00
parent 6967c09c69
commit db009dddfd
1 changed files with 1 additions and 1 deletions
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2
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zil.c
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@ -103,7 +103,7 @@ SYSCTL_INT(_vfs_zfs, OID_AUTO, zil_replay_disable, CTLFLAG_RWTUN,
* 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);