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pagemap: export KPF_HWPOISON

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This flag indicates a hardware detected memory corruption on the page.
Any future access of the page data may bring down the machine.

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Wu Fengguang
2009-10-07 16:32:27 -07:00
committed by Linus Torvalds
parent 7823da36ce
commit 253fb02d62
3 changed files with 11 additions and 0 deletions
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2
Documentation/vm/page-types.c
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@ -69,6 +69,7 @@
#define KPF_COMPOUND_TAIL 16
#define KPF_HUGE 17
#define KPF_UNEVICTABLE 18
#define KPF_HWPOISON 19
#define KPF_NOPAGE 20
/* [32-] kernel hacking assistances */
@ -116,6 +117,7 @@ static char *page_flag_names[] = {
[KPF_COMPOUND_TAIL] = "T:compound_tail",
[KPF_HUGE] = "G:huge",
[KPF_UNEVICTABLE] = "u:unevictable",
[KPF_HWPOISON] = "X:hwpoison",
[KPF_NOPAGE] = "n:nopage",
[KPF_RESERVED] = "r:reserved",