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authorAnton Blanchard <anton@samba.org>2011-05-08 21:18:38 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-05-19 14:30:42 +1000
commitd988f0e3f84cb8a4f85ccdbca6f6fefcc37bedcb (patch)
tree60feffdec36d0a484b0d8d7d8dbdf5baf73aea7e /arch/powerpc/lib
parent37e0c21e9b5b6d6fd38a444762076c84c6170598 (diff)
powerpc: Simplify 4k/64k copy_page logic
To make it easier to add optimised versions of copy_page, remove the 4kB loop for 64kB pages and just do all the work in copy_page. Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/lib')
-rw-r--r--arch/powerpc/lib/copypage_64.S7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/powerpc/lib/copypage_64.S b/arch/powerpc/lib/copypage_64.S
index 4d4eeb900486..53dcb6b1b708 100644
--- a/arch/powerpc/lib/copypage_64.S
+++ b/arch/powerpc/lib/copypage_64.S
@@ -6,6 +6,7 @@
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
+#include <asm/page.h>
#include <asm/processor.h>
#include <asm/ppc_asm.h>
#include <asm/asm-offsets.h>
@@ -15,9 +16,9 @@ PPC64_CACHES:
.tc ppc64_caches[TC],ppc64_caches
.section ".text"
-
-_GLOBAL(copy_4K_page)
- li r5,4096 /* 4K page size */
+_GLOBAL(copy_page)
+ lis r5,PAGE_SIZE@h
+ ori r5,r5,PAGE_SIZE@l
BEGIN_FTR_SECTION
ld r10,PPC64_CACHES@toc(r2)
lwz r11,DCACHEL1LOGLINESIZE(r10) /* log2 of cache line size */