[PATCH v2 2/4] arm64: kasan: abstract _text and _end to KERNEL_START/END
From: Lecopzer Chen <hidden>
Date: 2021-01-09 10:34:38
Also in:
linux-arm-kernel, linux-mm, lkml
Subsystem:
arm64 port (aarch64 architecture), kasan, the rest · Maintainers:
Catalin Marinas, Will Deacon, Andrey Ryabinin, Linus Torvalds
Arm64 provide defined macro for KERNEL_START and KERNEL_END, thus replace them by the abstration instead of using _text and _end. Signed-off-by: Lecopzer Chen <redacted> --- arch/arm64/mm/kasan_init.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/mm/kasan_init.c b/arch/arm64/mm/kasan_init.c
index 39b218a64279..fa8d7ece895d 100644
--- a/arch/arm64/mm/kasan_init.c
+++ b/arch/arm64/mm/kasan_init.c@@ -218,8 +218,8 @@ static void __init kasan_init_shadow(void) phys_addr_t pa_start, pa_end; u64 i; - kimg_shadow_start = (u64)kasan_mem_to_shadow(_text) & PAGE_MASK; - kimg_shadow_end = PAGE_ALIGN((u64)kasan_mem_to_shadow(_end)); + kimg_shadow_start = (u64)kasan_mem_to_shadow(KERNEL_START) & PAGE_MASK; + kimg_shadow_end = PAGE_ALIGN((u64)kasan_mem_to_shadow(KERNEL_END)); mod_shadow_start = (u64)kasan_mem_to_shadow((void *)MODULES_VADDR); mod_shadow_end = (u64)kasan_mem_to_shadow((void *)MODULES_END);
@@ -241,7 +241,7 @@ static void __init kasan_init_shadow(void) clear_pgds(KASAN_SHADOW_START, KASAN_SHADOW_END); kasan_map_populate(kimg_shadow_start, kimg_shadow_end, - early_pfn_to_nid(virt_to_pfn(lm_alias(_text)))); + early_pfn_to_nid(virt_to_pfn(lm_alias(KERNEL_START)))); kasan_populate_early_shadow(kasan_mem_to_shadow((void *)PAGE_END), (void *)mod_shadow_start);
--
2.25.1
_______________________________________________
Linux-mediatek mailing list
Linux-mediatek@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-mediatek