svn commit: r308099 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs

[Alexander Motin]

Author: mav
Date: Sat Oct 29 23:25:12 2016
New Revision: 308099
URL: https://svnweb.freebsd.org/changeset/base/308099

Log:
  Add sysctls for zfs_immediate_write_sz and zvol_immediate_write_sz.

Modified:
  head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_log.c
  head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c

Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_log.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_log.c	Sat Oct 29 21:01:49 2016	(r308098)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_log.c	Sat Oct 29 23:25:12 2016	(r308099)
@@ -454,6 +454,11 @@ zfs_log_rename(zilog_t *zilog, dmu_tx_t 
  * Handles TX_WRITE transactions.
  */
 ssize_t zfs_immediate_write_sz = 32768;
+#ifdef _KERNEL
+SYSCTL_DECL(_vfs_zfs);
+SYSCTL_LONG(_vfs_zfs, OID_AUTO, immediate_write_sz, CTLFLAG_RWTUN,
+    &zfs_immediate_write_sz, 0, "Minimal size for indirect log write");
+#endif
 
 void
 zfs_log_write(zilog_t *zilog, dmu_tx_t *tx, int txtype,

Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c	Sat Oct 29 21:01:49 2016	(r308098)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c	Sat Oct 29 23:25:12 2016	(r308099)
@@ -1375,6 +1375,10 @@ zvol_get_data(void *arg, lr_write_t *lr,
  * Otherwise we will later flush the data out via dmu_sync().
  */
 ssize_t zvol_immediate_write_sz = 32768;
+#ifdef _KERNEL
+SYSCTL_LONG(_vfs_zfs_vol, OID_AUTO, immediate_write_sz, CTLFLAG_RWTUN,
+    &zvol_immediate_write_sz, 0, "Minimal size for indirect log write");
+#endif
 
 static void
 zvol_log_write(zvol_state_t *zv, dmu_tx_t *tx, offset_t off, ssize_t resid,