[PATCH] ARM: mm: Remove dead code in mem_init()
Vladimir Murzin
vladimir.murzin at arm.com
Mon Aug 14 01:44:29 PDT 2017
The code in question checks memory constrains to set default policy for
overcommit; however we support page size of 4K only thus condition is
always evaluated to false. Remove that dead code.
Signed-off-by: Vladimir Murzin <vladimir.murzin at arm.com>
---
arch/arm/mm/init.c | 10 ----------
1 file changed, 10 deletions(-)
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index ad80548..81d4482 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -580,16 +580,6 @@ void __init mem_init(void)
BUILD_BUG_ON(PKMAP_BASE + LAST_PKMAP * PAGE_SIZE > PAGE_OFFSET);
BUG_ON(PKMAP_BASE + LAST_PKMAP * PAGE_SIZE > PAGE_OFFSET);
#endif
-
- if (PAGE_SIZE >= 16384 && get_num_physpages() <= 128) {
- extern int sysctl_overcommit_memory;
- /*
- * On a machine this small we won't get
- * anywhere without overcommit, so turn
- * it on by default.
- */
- sysctl_overcommit_memory = OVERCOMMIT_ALWAYS;
- }
}
#ifdef CONFIG_STRICT_KERNEL_RWX
--
2.0.0
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