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-rw-r--r--arch/arm/mm/init.c14
1 files changed, 2 insertions, 12 deletions
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index ad80548325fe..a1f11a7ee81b 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
@@ -639,8 +629,8 @@ static struct section_perm ro_perms[] = {
.start = (unsigned long)_stext,
.end = (unsigned long)__init_begin,
#ifdef CONFIG_ARM_LPAE
- .mask = ~L_PMD_SECT_RDONLY,
- .prot = L_PMD_SECT_RDONLY,
+ .mask = ~(L_PMD_SECT_RDONLY | PMD_SECT_AP2),
+ .prot = L_PMD_SECT_RDONLY | PMD_SECT_AP2,
#else
.mask = ~(PMD_SECT_APX | PMD_SECT_AP_WRITE),
.prot = PMD_SECT_APX | PMD_SECT_AP_WRITE,