[PATCH v2 2/6] arm64: ptdump: add region marker for kasan shadow region
From: mark.rutland@arm.com (Mark Rutland)
Date: 2016-04-22 17:09:32
Also in:
linux-efi
On Fri, Apr 22, 2016 at 06:48:04PM +0200, Ard Biesheuvel wrote:
Annotate the KASAN shadow region with boundary markers, so that its mappings stand out in the page table dumper output. Signed-off-by: Ard Biesheuvel <redacted>
Acked-by: Mark Rutland <mark.rutland@arm.com> Mark.
quoted hunk ↗ jump to hunk
--- arch/arm64/mm/dump.c | 5 +++++ 1 file changed, 5 insertions(+)diff --git a/arch/arm64/mm/dump.c b/arch/arm64/mm/dump.c index 493461159462..8404190fe2bd 100644 --- a/arch/arm64/mm/dump.c +++ b/arch/arm64/mm/dump.c@@ -23,6 +23,7 @@ #include <linux/seq_file.h> #include <asm/fixmap.h> +#include <asm/kasan.h> #include <asm/memory.h> #include <asm/pgtable.h> #include <asm/pgtable-hwdef.h>@@ -33,6 +34,10 @@ struct addr_marker { }; static const struct addr_marker address_markers[] = { +#ifdef CONFIG_KASAN + { KASAN_SHADOW_START, "Kasan shadow start" }, + { KASAN_SHADOW_END, "Kasan shadow end" }, +#endif { MODULES_VADDR, "Modules start" }, { MODULES_END, "Modules end" }, { VMALLOC_START, "vmalloc() Area" },-- 2.7.4