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arm64: pgd: Mark pgd_cache as __ro_after_init

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pgd_cache is setup once while init stage and never changed after
that, so it is good candidate for __ro_after_init

Signed-off-by: Jinbum Park <jinb.park7@gmail.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Jinbum Park 2017-11-22 21:43:59 +09:00 committed by Will Deacon
parent be0f272bfc
commit a349b30250
1 changed files with 1 additions and 1 deletions
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arch/arm64/mm/pgd.c
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@ -26,7 +26,7 @@
#include <asm/page.h>
#include <asm/tlbflush.h>
static struct kmem_cache *pgd_cache;
static struct kmem_cache *pgd_cache __ro_after_init;
pgd_t *pgd_alloc(struct mm_struct *mm)
{