powerpc: POWER7 optimised copy_page using VMX and enhanced prefetch

[linux-block.git] / arch / powerpc / lib / copypage_64.S

diff --git a/arch/powerpc/lib/copypage_64.S b/arch/powerpc/lib/copypage_64.S
index 53dcb6b1b708b666429502067dfe9163a60eb571..9f9434a8526443c482b715b74824f99c99d86f0c 100644 (file)
--- a/arch/powerpc/lib/copypage_64.S
+++ b/arch/powerpc/lib/copypage_64.S
@@ -17,7 +17,11 @@ PPC64_CACHES:
         .section        ".text"
 
 _GLOBAL(copy_page)
+BEGIN_FTR_SECTION
        lis     r5,PAGE_SIZE@h
+FTR_SECTION_ELSE
+       b       .copypage_power7
+ALT_FTR_SECTION_END_IFCLR(CPU_FTR_VMX_COPY)
        ori     r5,r5,PAGE_SIZE@l
 BEGIN_FTR_SECTION
        ld      r10,PPC64_CACHES@toc(r2)