]> git.baikalelectronics.ru Git - kernel.git/commit
mm: add SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro
authorDaniel Kiper <dkiper@net-space.pl>
Wed, 25 May 2011 00:12:51 +0000 (17:12 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 25 May 2011 15:39:36 +0000 (08:39 -0700)
commitbafe15a4dd2545deb899a8263fa6e170804f9874
tree59c62d883a2f38e79a5e37d114c4560443728426
parent07da8a86e8913d7491c6b7e121bf93ee5d39343b
mm: add SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro

Add SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro which aligns given
pfn to upper section and lower section boundary accordingly.

Required for the latest memory hotplug support for the Xen balloon driver.

Signed-off-by: Daniel Kiper <dkiper@net-space.pl>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
include/linux/mmzone.h