From: Vasily Gorbik gor@linux.ibm.com
[ Upstream commit 05178996e1a77e2a4664536e6d101a086a905034 ]
---[ Real Memory Copy Area Start ]--- 0x001bfffffffff000-0x001c000000000000 4K PTE I ---[ Kasan Shadow Start ]--- ---[ Real Memory Copy Area End ]--- 0x001c000000000000-0x001c000200000000 8G PMD RW NX ... ---[ Kasan Shadow End ]---
ptdump does a stable sort of markers. Move kasan markers after memcpy real to avoid swapping.
Reviewed-by: Alexander Gordeev agordeev@linux.ibm.com Signed-off-by: Vasily Gorbik gor@linux.ibm.com Signed-off-by: Heiko Carstens hca@linux.ibm.com Signed-off-by: Sasha Levin sashal@kernel.org --- arch/s390/mm/dump_pagetables.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/arch/s390/mm/dump_pagetables.c b/arch/s390/mm/dump_pagetables.c index 9953819d79596..ba5f802688781 100644 --- a/arch/s390/mm/dump_pagetables.c +++ b/arch/s390/mm/dump_pagetables.c @@ -33,10 +33,6 @@ enum address_markers_idx { #endif IDENTITY_AFTER_NR, IDENTITY_AFTER_END_NR, -#ifdef CONFIG_KASAN - KASAN_SHADOW_START_NR, - KASAN_SHADOW_END_NR, -#endif VMEMMAP_NR, VMEMMAP_END_NR, VMALLOC_NR, @@ -47,6 +43,10 @@ enum address_markers_idx { ABS_LOWCORE_END_NR, MEMCPY_REAL_NR, MEMCPY_REAL_END_NR, +#ifdef CONFIG_KASAN + KASAN_SHADOW_START_NR, + KASAN_SHADOW_END_NR, +#endif };
static struct addr_marker address_markers[] = { @@ -62,10 +62,6 @@ static struct addr_marker address_markers[] = { #endif [IDENTITY_AFTER_NR] = {(unsigned long)_end, "Identity Mapping Start"}, [IDENTITY_AFTER_END_NR] = {0, "Identity Mapping 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 Start"}, [VMEMMAP_END_NR] = {0, "vmemmap Area End"}, [VMALLOC_NR] = {0, "vmalloc Area Start"}, @@ -76,6 +72,10 @@ static struct addr_marker address_markers[] = { [ABS_LOWCORE_END_NR] = {0, "Lowcore Area End"}, [MEMCPY_REAL_NR] = {0, "Real Memory Copy Area Start"}, [MEMCPY_REAL_END_NR] = {0, "Real Memory Copy Area 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 { -1, NULL } };