linux-kernel - [BUG Fix Patch 0/6] Bug fix for physical memory hot-remove.

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Date:	Tue, 15 Jan 2013 18:54:21 +0800
From:	Tang Chen <tangchen@...fujitsu.com>
To:	akpm@...ux-foundation.org, rientjes@...gle.com,
	len.brown@...el.com, benh@...nel.crashing.org, paulus@...ba.org,
	cl@...ux.com, minchan.kim@...il.com,
	kosaki.motohiro@...fujitsu.com, isimatu.yasuaki@...fujitsu.com,
	wujianguo@...wei.com, wency@...fujitsu.com,
	tangchen@...fujitsu.com, hpa@...or.com, linfeng@...fujitsu.com,
	laijs@...fujitsu.com, mgorman@...e.de, yinghai@...nel.org,
	glommer@...allels.com, jiang.liu@...wei.com
Cc:	x86@...nel.org, linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org, linux-acpi@...r.kernel.org,
	linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
	linux-ia64@...r.kernel.org, cmetcalf@...era.com,
	sparclinux@...r.kernel.org
Subject: [BUG Fix Patch 0/6] Bug fix for physical memory hot-remove.

Hi Andrew,

Here are some bug fix patches for physical hot-remove patches.
And there are some new ones reported by others, I'll fix them soon.

Thanks. :)


Tang Chen (6):
  Bug fix: Hold spinlock across find|remove /sys/firmware/memmap/X
    operation.
  Bug fix: Do not calculate direct mapping pages when freeing vmemmap
    pagetables.
  Bug fix: Do not free direct mapping pages twice.
  Bug fix: Do not free page split from hugepage one by one.
  Bug fix: Fix the wrong comments of map_entries.
  Bug fix: Reuse the storage of /sys/firmware/memmap/X/ allocated by
    bootmem.

 arch/x86/mm/init_64.c     |   92 ++++++++++++++++++++++++++++-----
 drivers/firmware/memmap.c |  124 ++++++++++++++++++++++++++++++++++++--------
 2 files changed, 179 insertions(+), 37 deletions(-)

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