linux/arch/x86/mm
Andrey Ryabinin 025205f8f3 x86/mm/ptdump: Add address marker for KASAN shadow region
Annotate the KASAN shadow with address markers in page table
dump output:

$ cat /sys/kernel/debug/kernel_page_tables
...

---[ Vmemmap ]---
0xffffea0000000000-0xffffea0003000000          48M     RW         PSE     GLB NX pmd
0xffffea0003000000-0xffffea0004000000          16M                               pmd
0xffffea0004000000-0xffffea0005000000          16M     RW         PSE     GLB NX pmd
0xffffea0005000000-0xffffea0040000000         944M                               pmd
0xffffea0040000000-0xffffea8000000000         511G                               pud
0xffffea8000000000-0xffffec0000000000        1536G                               pgd
---[ KASAN shadow ]---
0xffffec0000000000-0xffffed0000000000           1T     ro                 GLB NX pte
0xffffed0000000000-0xffffed0018000000         384M     RW         PSE     GLB NX pmd
0xffffed0018000000-0xffffed0020000000         128M                               pmd
0xffffed0020000000-0xffffed0028200000         130M     RW         PSE     GLB NX pmd
0xffffed0028200000-0xffffed0040000000         382M                               pmd
0xffffed0040000000-0xffffed8000000000         511G                               pud
0xffffed8000000000-0xfffff50000000000        7680G                               pgd
0xfffff50000000000-0xfffffbfff0000000     7339776M     ro                 GLB NX pte
0xfffffbfff0000000-0xfffffbfff0200000           2M                               pmd
0xfffffbfff0200000-0xfffffbfff0a00000           8M     RW         PSE     GLB NX pmd
0xfffffbfff0a00000-0xfffffbffffe00000         244M                               pmd
0xfffffbffffe00000-0xfffffc0000000000           2M     ro                 GLB NX pte
---[ KASAN shadow end ]---
0xfffffc0000000000-0xffffff0000000000           3T                               pgd
---[ ESPfix Area ]---
...

Signed-off-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Reviewed-by: Alexander Potapenko <glider@google.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: kasan-dev@googlegroups.com
Cc: Tobias Regnery <tobias.regnery@gmail.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Link: http://lkml.kernel.org/r/20170214100839.17186-2-aryabinin@virtuozzo.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2017-02-16 19:53:25 +01:00
..
kmemcheck
amdtopology.c
debug_pagetables.c
dump_pagetables.c x86/mm/ptdump: Add address marker for KASAN shadow region 2017-02-16 19:53:25 +01:00
extable.c Replace <asm/uaccess.h> with <linux/uaccess.h> globally 2016-12-24 11:46:01 -08:00
fault.c x86/mm: Drop unused argument 'removed' from sync_global_pgds() 2016-12-15 12:46:07 +01:00
gup.c mm: replace get_user_pages_unlocked() write/force parameters with gup_flags 2016-10-18 14:13:37 -07:00
highmem_32.c
hugetlbpage.c
ident_map.c
init_32.c Replace <asm/uaccess.h> with <linux/uaccess.h> globally 2016-12-24 11:46:01 -08:00
init_64.c Replace <asm/uaccess.h> with <linux/uaccess.h> globally 2016-12-24 11:46:01 -08:00
init.c x86/e820: Use much less memory for e820/e820_saved, save up to 120k 2016-09-21 15:02:12 +02:00
iomap_32.c
ioremap.c
kasan_init_64.c
kaslr.c kconfig.h: remove config_enabled() macro 2016-10-27 18:43:43 -07:00
kmmio.c
Makefile
mm_internal.h
mmap.c
mmio-mod.c
mpx.c x86/mpx: Use compatible types in comparison to fix sparse error 2017-01-14 09:32:06 +01:00
numa_32.c
numa_64.c
numa_emulation.c
numa_internal.h
numa.c ACPI/NUMA: Do not map pxm to node when NUMA is turned off 2016-12-15 11:32:32 +01:00
pageattr-test.c
pageattr.c x86/mm/cpa: Avoid wbinvd() for PREEMPT 2017-01-30 15:33:52 +01:00
pat_internal.h
pat_rbtree.c x86/mm/pat: Use rb_entry() 2017-02-04 17:18:00 +01:00
pat.c x86/pat, mm: Make track_pfn_insert() return void 2016-11-09 21:36:07 +01:00
pf_in.c
pf_in.h
pgtable_32.c
pgtable.c
physaddr.c
physaddr.h
pkeys.c x86/fpu: Finish excising 'eagerfpu' 2016-10-18 09:56:03 +02:00
setup_nx.c
srat.c
testmmiotrace.c
tlb.c