linux-kernel - Re: bad_page from quicklist patches

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Date:	Sun, 29 Apr 2007 01:22:02 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Paul Jackson <pj@....com>
Cc:	linux-kernel@...r.kernel.org, clameter@....com
Subject: Re: bad_page from quicklist patches

On Sun, 29 Apr 2007 01:16:10 -0700 Paul Jackson <pj@....com> wrote:

> I am getting many 'bad_page' failures from the quicklist patches
> in 2.6.21-rc7-mm1.  I have bisected the problem down the following
> patches:
> 
>     quicklists-for-page-table-pages.patch
>     quicklists-for-page-table-pages-avoid-useless-virt_to_page-conversion.patch
>     quicklist-support-for-ia64.patch
>     quicklist-support-for-x86_64.patch
>     quicklist-support-for-sparc64.patch
> 
> This is on an ia64, compiled with the sn2_defconfig configuration.

That should have been fixed in -mm2, by the below:

--- a/include/linux/quicklist.h~quicklists-for-page-table-pages-avoid-useless-virt_to_page-conversion-fix
+++ a/include/linux/quicklist.h
@@ -61,7 +61,7 @@ static inline void __quicklist_free(int 
 	if (unlikely(nid != numa_node_id())) {
 		if (dtor)
 			dtor(p);
-		free_hot_page(page);
+		__free_page(page);
 		return;
 	}
 
_

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