Author: zbb
Date: Sat May 24 22:46:00 2014
New Revision: 266631
URL: http://svnweb.freebsd.org/changeset/base/266631
Log:
Enable automatic superpages promotion by default on ARMv6/v7
From now on superpages are enabled by default on ARM.
One can still disable superpages utilization by adding:
vm.pmap.sp_enabled=0
to loader.conf
Modified:
head/sys/arm/arm/pmap-v6.c
Modified: head/sys/arm/arm/pmap-v6.c
==============================================================================
--- head/sys/arm/arm/pmap-v6.c Sat May 24 22:27:31 2014 (r266630)
+++ head/sys/arm/arm/pmap-v6.c Sat May 24 22:46:00 2014 (r266631)
@@ -464,7 +464,7 @@ static const uint32_t pc_freemask[_NPCM]
static SYSCTL_NODE(_vm, OID_AUTO, pmap, CTLFLAG_RD, 0, "VM/pmap parameters");
/* Superpages utilization enabled = 1 / disabled = 0 */
-static int sp_enabled = 0;
+static int sp_enabled = 1;
SYSCTL_INT(_vm_pmap, OID_AUTO, sp_enabled, CTLFLAG_RDTUN, &sp_enabled, 0,
"Are large page mappings enabled?");
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