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trivial: improve help text for mm debug config options 

Improve the help text for PAGE_POISONING.
Also fix some typos and improve consistency within the file.

Signed-of-by: Frans Pop <elendil@planet.nl>

Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Frans Pop 2009-07-24 05:31:17 +02:00 committed by Jiri Kosina
parent be3990b7ef
commit 22f8b45822
1 changed files with 6 additions and 6 deletions
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12
mm/Kconfig.debug
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@ -6,7 +6,7 @@ config DEBUG_PAGEALLOC
---help---
Unmap pages from the kernel linear mapping after free_pages().
This results in a large slowdown, but helps to find certain types
of memory corruptions.
of memory corruption.
config WANT_PAGE_DEBUG_FLAGS
bool
@ -17,11 +17,11 @@ config PAGE_POISONING
depends on !HIBERNATION
select DEBUG_PAGEALLOC
select WANT_PAGE_DEBUG_FLAGS
help
---help---
Fill the pages with poison patterns after free_pages() and verify
the patterns before alloc_pages(). This results in a large slowdown,
but helps to find certain types of memory corruptions.
but helps to find certain types of memory corruption.
This option cannot enalbe with hibernation. Otherwise, it will get
wrong messages for memory corruption because the free pages are not
saved to the suspend image.
This option cannot be enabled in combination with hibernation as
that would result in incorrect warnings of memory corruption after
a resume because free pages are not saved to the suspend image.