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

[Tang Chen]

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@xxxxxx>
>
> Thanks,
> -Toshi
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