From: "Suzuki K. Poulose" <suzuki@in•ibm.com>
To: Atsushi Kumagai <kumagai-atsushi@mxc•nes.nec.co.jp>
Cc: linux ppc dev <linuxppc-dev@lists•ozlabs.org>, kexec@lists•infradead.org
Subject: Re: [PATCH v1 0/4][makedumpfile] vmalloc translation support for PPC32
Date: Fri, 17 Feb 2012 11:25:27 +0530 [thread overview]
Message-ID: <4F3DEBCF.8000201@in.ibm.com> (raw)
In-Reply-To: <20120217093220.0c2993a1.kumagai-atsushi@mxc.nes.nec.co.jp>
On 02/17/2012 06:02 AM, Atsushi Kumagai wrote:
> Hi, Suzuki
>
> On Thu, 16 Feb 2012 09:05:17 +0530
> "Suzuki K. Poulose"<suzuki@in•ibm.com> wrote:
>
>> The series introduces an infrastructure to define platform specific
>> bits for page translation for PPC and PPC44x support for vmalloc
>> translation.
>>
>> This is similar to what we have implemented for Crash-utility.
>>
>> The patches are based makedumpfile-1.4.2 + PPC32 support patches
>> which is queued in for 1.4.3.
>>
>> ---
>>
>> Suzuki K. Poulose (4):
>> [makedumpfile][ppc] PPC44x page translation definitions
>> [makedumpfile][ppc] Define platform descriptors for page translation
>> [makedumpfile][ppc] Generic vmalloc translation support
>> [makedumpfile] Add read_string routine
>>
>>
>> arch/ppc.c | 108 ++++++++++++++++++++++++++++++++++++++++++++++++++++++--
>> makedumpfile.c | 14 +++++++
>> makedumpfile.h | 21 +++++++++++
>> 3 files changed, 139 insertions(+), 4 deletions(-)
>>
>> --
>> Suzuki Poulose
>
> Could you tell me what kind of data is stored in vmalloc region in PPC ?
> I want to estimate importance of your patches for makedumpfile.
I know at least the modules are loaded in the vmalloc'd region. I have
Cc'ed linux-ppc dev. We should be able to get enough info from the experts here.
Josh / Kumar / Others,
Could you please let us know your thoughts ?
Thanks
Suzuki
next parent reply other threads:[~2012-02-17 5:55 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20120216033411.7972.77705.stgit@suzukikp>
[not found] ` <20120217093220.0c2993a1.kumagai-atsushi@mxc.nes.nec.co.jp>
2012-02-17 5:55 ` Suzuki K. Poulose [this message]
2012-02-17 8:39 ` [PATCH v1 0/4][makedumpfile] vmalloc translation support for PPC32 Benjamin Herrenschmidt
2012-02-20 9:56 ` Atsushi Kumagai
2012-02-20 10:31 ` Suzuki K. Poulose
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