Date: Tue, 15 Oct 2013 13:30:21 +0200
From: Michael Holzheu <holzheu@linux.vnet.ibm.com>
To: HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com>
Cc: akpm@linux-foundation.org, kexec@lists.infradead.org,
        linux-kernel@vger.kernel.org, davem@davemloft.net,
        ebiederm@xmission.com, adobriyan@gmail.com, vgoyal@redhat.com,
        willeke@de.ibm.com
Subject: Re: [PATCH 0/3] procfs, vmcore: fix regression of mmap on
 /proc/vmcore since v3.12-rc1
Message-ID: <20131015133021.44602125@holzheu>
In-Reply-To: <20131014093606.9801.11175.stgit@localhost6.localdomain6>
References: <20131014093606.9801.11175.stgit@localhost6.localdomain6>
Organization: IBM
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Hello Hatayama,

We successfully tested your patches on s390, mmap for /proc/vmcore
seems to work again.

Thanks!

Michael

On Mon, 14 Oct 2013 18:36:06 +0900
HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com> wrote:

> This patch set fixes regression of mmap on /proc/vmcore since
> v3.12-rc1. The primary one is the 2nd patch. The 1st patch is another
> bug I found during investiation and it affects mmap on /proc/vmcore
> even if only 2nd patch is applied, so fix it together in this patch
> set. The last patch is just for cleaning up of target function in both
> 1st and 2nd patches.
> 
> ---
> 
> HATAYAMA Daisuke (3):
>       procfs: fix unintended truncation of returned mapped address
>       procfs: Call default get_unmapped_area on MMU-present architectures
>       procfs: clean up proc_reg_get_unmapped_area for 80-column limit
> 
> 
>  fs/proc/inode.c |   20 ++++++++++++++------
>  1 file changed, 14 insertions(+), 6 deletions(-)
> 

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