Re: [PATCH Bug fix 0/5] Bug fix for physical memory hot-remove.

[Tang Chen <tangchen@cn.fujitsu.com>]

On 01/26/2013 02:19 AM, Toshi Kani wrote:
> On Tue, 2013-01-22 at 19:42 +0800, Tang Chen wrote:
>> Here are some bug fix patches for physical memory hot-remove. All these
>> patches are based on the latest -mm tree.
>> git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git akpm
>>
>> And patch1 and patch3 are very important.
>> patch1: free compound pages when freeing memmap, otherwise the kernel
>>          will panic the next time memory is hot-added.
>> patch3: the old way of freeing pagetable pages was wrong. We should never
>>          split larger pages into small ones.
>>
>>
>> Lai Jiangshan (1):
>>    Bug-fix: mempolicy: fix is_valid_nodemask()
>>
>> Tang Chen (3):
>>    Bug fix: Do not split pages when freeing pagetable pages.
>>    Bug fix: Fix section mismatch problem of
>>      release_firmware_map_entry().
>>    Bug fix: Fix the doc format in drivers/firmware/memmap.c
>>
>> Wen Congyang (1):
>>    Bug fix: consider compound pages when free memmap
>>
>>   arch/x86/mm/init_64.c     |  148 ++++++++++++++-------------------------------
>>   drivers/firmware/memmap.c |   16 +++---
>>   mm/mempolicy.c            |   36 +++++++----
>>   mm/sparse.c               |    2 +-
>>   4 files changed, 77 insertions(+), 125 deletions(-)
>
> This patchset fixed a blocker panic I was hitting in my memory hot-plug
> testing.  Memory hotplug works fine with this patchset (for testing my
> hotplug framework patchset :).  For the series:

Hi Toshi-san,

Thank you for testing. :)

>
> Tested-by: Toshi Kani<toshi.kani@hp.com>
>
> Thanks,
> -Toshi
>
>
>
>