[PATCH v1 0/4][makedumpfile] vmalloc translation support for PPC32
Suzuki K. Poulose
suzuki at in.ibm.com
Fri Feb 17 00:55:27 EST 2012
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 at 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
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