Messages in this thread Patch in this message | | | From | Hailong Liu <> | Subject | [PATCH] arm/kasan: kasan_alloc a more precise size for pte | Date | Sun, 10 Jan 2021 21:15:00 +0800 |
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From: Hailong Liu <liu.hailong6@zte.com.cn>
The *PTE_HWTABLE_OFF + PTE_HWTABLE_SIZE* may be a more accurate and meaningful size for PTE tables than *PAGE_SIZE* when populating the PMD entries for arm.
Signed-off-by: Hailong Liu <liu.hailong6@zte.com.cn> --- arch/arm/mm/kasan_init.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mm/kasan_init.c b/arch/arm/mm/kasan_init.c index 9c348042a724..c2a697704d6c 100644 --- a/arch/arm/mm/kasan_init.c +++ b/arch/arm/mm/kasan_init.c @@ -99,7 +99,7 @@ static void __init kasan_pmd_populate(pud_t *pudp, unsigned long addr, * allocated. */ void *p = early ? kasan_early_shadow_pte : - kasan_alloc_block(PAGE_SIZE); + kasan_alloc_block(PTE_HWTABLE_OFF + PTE_HWTABLE_SIZE); if (!p) { panic("%s failed to allocate shadow block for address 0x%lx\n", -- 2.17.1
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