linux-kernel - Re: [PATCH] Fix corruption of memmap on IA64 SPARSEMEM when mem

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20070725131003.1bb80194.akpm@linux-foundation.org>
Date:	Wed, 25 Jul 2007 13:10:03 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	mel@...net.ie (Mel Gorman)
Cc:	bob.picco@...com, apw@...dowen.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Fix corruption of memmap on IA64 SPARSEMEM when
 mem_section is not a power of 2

On Wed, 25 Jul 2007 13:55:02 +0100
mel@...net.ie (Mel Gorman) wrote:

> > mm/sparse.c: In function `sparse_init':
> > mm/sparse.c:482: error: implicit declaration of function `sparse_early_usemap_alloc'
> > mm/sparse.c:482: warning: assignment makes pointer from integer without a cast
> > mm/sparse.c: In function `sparse_add_one_section':
> > mm/sparse.c:553: error: implicit declaration of function `__kmalloc_section_usemap'
> > mm/sparse.c:553: warning: assignment makes pointer from integer without a cast
> 
> I'm looking at this now and getting a superh cross-compiler built to
> build-test any fix. My first impression is that
> sparse_early_usemap_alloc() needs to be defined whether
> CONFIG_SPARSEMEM_VMEMMAP is set or not. Right now,
> sparse_early_usemap_alloc() is only defined when it is set and it's not
> clear why although "by accident" is the most likely explanation.
> 

Thanks.

There's an sh cross-compiler in http://userweb.kernel.org/~akpm/cross-compilers/,
btw.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/