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authorVasily Gorbik <gor@linux.ibm.com>2017-11-17 17:40:16 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2018-10-09 11:21:22 +0200
commit0dac8f6bc3699f28d807ad3a5ec575e18da8ba62 (patch)
treecf15ac0c193aebdc167a9d0cdeabcd7625f79055 /arch/s390/mm
parentb6cbe3e8bdff6f21f1b58b08a55f479cdcf98282 (diff)
downloadlinux-0dac8f6bc3699f28d807ad3a5ec575e18da8ba62.tar.bz2
s390/mm: add kasan shadow to the debugfs pgtable dump
This change adds address space markers for kasan shadow memory. Reviewed-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/mm')
-rw-r--r--arch/s390/mm/dump_pagetables.c21
1 files changed, 15 insertions, 6 deletions
diff --git a/arch/s390/mm/dump_pagetables.c b/arch/s390/mm/dump_pagetables.c
index 7cdea2ec51e9..5139c24111bc 100644
--- a/arch/s390/mm/dump_pagetables.c
+++ b/arch/s390/mm/dump_pagetables.c
@@ -3,6 +3,7 @@
#include <linux/debugfs.h>
#include <linux/sched.h>
#include <linux/mm.h>
+#include <asm/kasan.h>
#include <asm/sections.h>
#include <asm/pgtable.h>
@@ -17,18 +18,26 @@ enum address_markers_idx {
IDENTITY_NR = 0,
KERNEL_START_NR,
KERNEL_END_NR,
+#ifdef CONFIG_KASAN
+ KASAN_SHADOW_START_NR,
+ KASAN_SHADOW_END_NR,
+#endif
VMEMMAP_NR,
VMALLOC_NR,
MODULES_NR,
};
static struct addr_marker address_markers[] = {
- [IDENTITY_NR] = {0, "Identity Mapping"},
- [KERNEL_START_NR] = {(unsigned long)_stext, "Kernel Image Start"},
- [KERNEL_END_NR] = {(unsigned long)_end, "Kernel Image End"},
- [VMEMMAP_NR] = {0, "vmemmap Area"},
- [VMALLOC_NR] = {0, "vmalloc Area"},
- [MODULES_NR] = {0, "Modules Area"},
+ [IDENTITY_NR] = {0, "Identity Mapping"},
+ [KERNEL_START_NR] = {(unsigned long)_stext, "Kernel Image Start"},
+ [KERNEL_END_NR] = {(unsigned long)_end, "Kernel Image End"},
+#ifdef CONFIG_KASAN
+ [KASAN_SHADOW_START_NR] = {KASAN_SHADOW_START, "Kasan Shadow Start"},
+ [KASAN_SHADOW_END_NR] = {KASAN_SHADOW_END, "Kasan Shadow End"},
+#endif
+ [VMEMMAP_NR] = {0, "vmemmap Area"},
+ [VMALLOC_NR] = {0, "vmalloc Area"},
+ [MODULES_NR] = {0, "Modules Area"},
{ -1, NULL }
};