[SPARC64]: Kill BRANCH_IF_ANY_CHEETAH() from copy page.
Just patch the branch at boot time instead.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/head.S b/arch/sparc64/kernel/head.S
index 8104a56..1fa06c4 100644
--- a/arch/sparc64/kernel/head.S
+++ b/arch/sparc64/kernel/head.S
@@ -538,11 +538,12 @@
nop
call cheetah_plus_patch_winfixup
nop
-
2: /* Patch copy/page operations to cheetah optimized versions. */
call cheetah_patch_copyops
nop
+ call cheetah_patch_copy_page
+ nop
call cheetah_patch_cachetlbops
nop
diff --git a/arch/sparc64/lib/copy_page.S b/arch/sparc64/lib/copy_page.S
index 23ebf2c..feebb14 100644
--- a/arch/sparc64/lib/copy_page.S
+++ b/arch/sparc64/lib/copy_page.S
@@ -87,7 +87,7 @@
membar #Sync
wrpr %o2, 0x0, %pstate
- BRANCH_IF_ANY_CHEETAH(g3,o2,1f)
+cheetah_copy_page_insn:
ba,pt %xcc, 9f
nop
@@ -240,3 +240,14 @@
stw %o4, [%g6 + TI_PRE_COUNT]
.size copy_user_page, .-copy_user_page
+
+ .globl cheetah_patch_copy_page
+cheetah_patch_copy_page:
+ sethi %hi(0x01000000), %o1 ! NOP
+ sethi %hi(cheetah_copy_page_insn), %o0
+ or %o0, %lo(cheetah_copy_page_insn), %o0
+ stw %o1, [%o0]
+ membar #StoreStore
+ flush %o0
+ retl
+ nop