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[PATCH] __read_page_state(): pass unsigned long instead of unsigned
authorBenjamin LaHaise <bcrl@kvack.org>
Wed, 22 Jun 2005 00:14:55 +0000 (17:14 -0700)
committerLinus Torvalds <torvalds@ppc970.osdl.org>
Wed, 22 Jun 2005 01:46:17 +0000 (18:46 -0700)
commitc2f29ea111e3344ed48257c2a142c3db514e1529
tree6750edefb1f08a6be545250fdaca72fa211ef338tree | snapshot (tar.gz zip)
parent83e5d8f7253cb7b14472385a6d57df1e9f848e8ecommit | diff
[PATCH] __read_page_state(): pass unsigned long instead of unsigned

By making the offset argument of __read_page_state an unsigned long instead of
unsigned, we can avoid forcing the compiler to sign extend a usually constant
argument.  This saves 1 instruction on x86-64.

Signed-off-by: Benjamin LaHaise <benjamin.c.lahaise@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
include/linux/page-flags.h diff | blob | blame | history
mm/page_alloc.c diff | blob | blame | history