diff options
| author | Catalin Marinas <catalin.marinas@arm.com> | 2016-03-10 18:30:56 +0000 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2016-05-12 09:04:03 +0800 |
| commit | 200d9e78dba04ae2a5ee4b847f389758db5152dd (patch) | |
| tree | 5ad92e6b665924f9a22d1f26084f6272f7dd265d /arch/arm64/mm/kasan_init.c | |
| parent | b78c702db9fefface6f68cfade7a1afbadd829ab (diff) | |
arm64: kasan: Use actual memory node when populating the kernel image shadow
With the 16KB or 64KB page configurations, the generic
vmemmap_populate() implementation warns on potential offnode
page_structs via vmemmap_verify() because the arm64 kasan_init() passes
NUMA_NO_NODE instead of the actual node for the kernel image memory.
Fixes: f9040773b7bb ("arm64: move kernel image to base of vmalloc area")
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Reported-by: James Morse <james.morse@arm.com>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
(cherry picked from commit 2f76969f2eef051bdd63d38b08d78e790440b0ad)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
Diffstat (limited to 'arch/arm64/mm/kasan_init.c')
| -rw-r--r-- | arch/arm64/mm/kasan_init.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/mm/kasan_init.c b/arch/arm64/mm/kasan_init.c index 206dd95ea292..757009daa9ed 100644 --- a/arch/arm64/mm/kasan_init.c +++ b/arch/arm64/mm/kasan_init.c @@ -152,7 +152,8 @@ void __init kasan_init(void) clear_pgds(KASAN_SHADOW_START, KASAN_SHADOW_END); - vmemmap_populate(kimg_shadow_start, kimg_shadow_end, NUMA_NO_NODE); + vmemmap_populate(kimg_shadow_start, kimg_shadow_end, + pfn_to_nid(virt_to_pfn(_text))); /* * vmemmap_populate() has populated the shadow region that covers the |