lkml.org 
[lkml]   [2017]   [Nov]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH] arm64: pgd: Mark pgd_cache as __ro_after_init
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>
---
arch/arm64/mm/pgd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/mm/pgd.c b/arch/arm64/mm/pgd.c
index 371c5f0..051e71e 100644
--- a/arch/arm64/mm/pgd.c
+++ b/arch/arm64/mm/pgd.c
@@ -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)
{
--
1.9.1
\
 
 \ /
  Last update: 2017-11-22 13:45    [W:0.048 / U:0.016 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site