From: Andrew Morton <akpm@linux-foundation.org>
To: kbuild test robot <fengguang.wu@intel.com>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
kbuild-all@01.org, Michal Hocko <mhocko@suse.cz>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: Re: [memcg:since-3.19 477/542] fs/isofs/compress.c:193:1: warning: 'zisofs_uncompress_block.constprop' uses dynamic stack allocation
Date: Thu, 2 Apr 2015 13:33:19 -0700 [thread overview]
Message-ID: <20150402133319.54a33257f49edf1274344f8d@linux-foundation.org> (raw)
In-Reply-To: <201504022011.DieE2tmc%fengguang.wu@intel.com>
On Thu, 2 Apr 2015 20:16:14 +0800 kbuild test robot <fengguang.wu@intel.com> wrote:
> tree: git://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git since-3.19
> head: 9799825fa30ce564d2543540bd1988e8db80e757
> commit: 1645cf8131766f8135630a9e7cfd1928cd42cf66 [477/542] page-flags: define PG_uptodate behavior on compound pages
> config: s390-allyesconfig (attached as .config)
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout 1645cf8131766f8135630a9e7cfd1928cd42cf66
> # save the attached .config to linux build tree
> make.cross ARCH=s390
>
> All warnings:
>
> fs/isofs/compress.c: In function 'zisofs_uncompress_block.constprop':
> >> fs/isofs/compress.c:193:1: warning: 'zisofs_uncompress_block.constprop' uses dynamic stack allocation
> }
> ^
> fs/isofs/compress.c: In function 'zisofs_readpage':
> fs/isofs/compress.c:360:1: warning: 'zisofs_readpage' uses dynamic stack allocation
> }
afaict this is true in current mainline, and "page-flags: define
PG_uptodate behavior on compound pages" did nothing to cause this.
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prev parent reply other threads:[~2015-04-02 20:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-02 12:16 kbuild test robot
2015-04-02 20:33 ` Andrew Morton [this message]
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