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authorArd Biesheuvel <ard.biesheuvel@linaro.org>2016-04-22 19:48:04 +0300
committerWill Deacon <will.deacon@arm.com>2016-04-25 14:05:21 +0300
commitd8fc68a04d2ffa7327a5fd89d4cd9f2fe24659d3 (patch)
tree43457daefaf9b70a208c2e7442e87f56efcce28d /arch/arm64/mm
parentc8f8cca483aa3ec1beb63ee8633de9c76bb3fe6f (diff)
downloadlinux-d8fc68a04d2ffa7327a5fd89d4cd9f2fe24659d3.tar.xz
arm64: ptdump: add region marker for kasan shadow region
Annotate the KASAN shadow region with boundary markers, so that its mappings stand out in the page table dumper output. Acked-by: Mark Rutland <mark.rutland@arm.com> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/mm')
-rw-r--r--arch/arm64/mm/dump.c5
1 files changed, 5 insertions, 0 deletions
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" },