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Commit 0dac8f6b authored by Vasily Gorbik's avatar Vasily Gorbik Committed by Martin Schwidefsky
Browse files

s390/mm: add kasan shadow to the debugfs pgtable dump 



This change adds address space markers for kasan shadow memory.

Reviewed-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: default avatarVasily Gorbik <gor@linux.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent b6cbe3e8

arch/s390/mm/dump_pagetables.c

+15 −6
Original line number Diff line number Diff line
@@ -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>
@@ -17,6 +18,10 @@ 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,
@@ -26,6 +31,10 @@ 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"},

#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"},