lkml.org 
[lkml]   [2014]   [Dec]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v3 2/8] mm/debug-pagealloc: prepare boottime configurable on/off
From
Date
Hi Joonsoo,

On Fri, 2014-11-28 at 16:35 +0900, Joonsoo Kim wrote:
> Hello, Paul.
>
> Thanks for spotting this.
> I attach the patch. :)
>
> Andrew,
> Could you kindly fold this into the patch in your tree?
>
> Thanks.
>
> ------------------->8---------------
> From a33c480160904cc93333807a448960151ac4c534 Mon Sep 17 00:00:00 2001
> From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> Date: Fri, 28 Nov 2014 16:05:32 +0900
> Subject: [PATCH] mm/debug_pagealloc: remove obsolete Kconfig options
>
> These are obsolete since commit "mm/debug-pagealloc: prepare boottime
> configurable" is merged. So, remove it.
>
> [pebolle@tiscali.nl: find obsolete Kconfig options]
> Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> ---
> mm/Kconfig.debug | 9 ---------
> 1 file changed, 9 deletions(-)
>
> diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug
> index 56badfc..957d3da 100644
> --- a/mm/Kconfig.debug
> +++ b/mm/Kconfig.debug
> @@ -14,7 +14,6 @@ config DEBUG_PAGEALLOC
> depends on !KMEMCHECK
> select PAGE_EXTENSION
> select PAGE_POISONING if !ARCH_SUPPORTS_DEBUG_PAGEALLOC
> - select PAGE_GUARD if ARCH_SUPPORTS_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
> @@ -27,13 +26,5 @@ config DEBUG_PAGEALLOC
> that would result in incorrect warnings of memory corruption after
> a resume because free pages are not saved to the suspend image.
>
> -config WANT_PAGE_DEBUG_FLAGS
> - bool
> -
> config PAGE_POISONING
> bool
> - select WANT_PAGE_DEBUG_FLAGS
> -
> -config PAGE_GUARD
> - bool
> - select WANT_PAGE_DEBUG_FLAGS

This patch didn't make it into v3.19-rc1. And I think it never entered
linux-next. Did this fall through the cracks or was there some other
issue with this patch?

Thanks,


Paul Bolle



\
 
 \ /
  Last update: 2014-12-22 10:21    [W:0.071 / U:0.068 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site