]> git.karo-electronics.de Git - linux-beck.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)
commita539f3533b78e39a22723d6d3e1e11b6c14454d9
tree59c62d883a2f38e79a5e37d114c4560443728426
parenta2c8990aed5ab000491732b07c8c4465d1b389b8
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