[PATCH 1/2] powerpc: Remove orphaned asm implementation of abs()

This has been unused since ~2004, remove it.

Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---
 arch/powerpc/kernel/misc_32.S | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S
index be8edd67f05b..c0cd779adfc3 100644
--- a/arch/powerpc/kernel/misc_32.S
+++ b/arch/powerpc/kernel/misc_32.S

@@ -684,12 +684,6 @@ _GLOBAL(__bswapdi2)
 	mr      r4,r10
 	blr
 
-_GLOBAL(abs)
-	srawi	r4,r3,31
-	xor	r3,r3,r4
-	sub	r3,r3,r4
-	blr
-
 #ifdef CONFIG_SMP
 _GLOBAL(start_secondary_resume)
 	/* Reset stack */

-- 
2.5.0

generic_memcpy() is only called from copy_32.S, so there's no reason for
it to be global.

Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---
 arch/powerpc/lib/copy_32.S | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/lib/copy_32.S b/arch/powerpc/lib/copy_32.S
index c44df2dbedd5..99f37f24185c 100644
--- a/arch/powerpc/lib/copy_32.S
+++ b/arch/powerpc/lib/copy_32.S

@@ -217,7 +217,7 @@ _GLOBAL(memcpy)
 	bdnz	40b
 65:	blr
 
-_GLOBAL(generic_memcpy)
+generic_memcpy:
 	srwi.	r7,r5,3
 	addi	r6,r3,-4
 	addi	r4,r4,-4

-- 
2.5.0

On Wed, 2016-16-03 at 10:36:05 UTC, Michael Ellerman wrote:

This has been unused since ~2004, remove it.

Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

Applied to powerpc next.

https://git.kernel.org/powerpc/c/b05fac783a75c6e9f3af2ce082

cheers

On Wed, 2016-16-03 at 10:36:06 UTC, Michael Ellerman wrote:

generic_memcpy() is only called from copy_32.S, so there's no reason for
it to be global.

Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

Applied to powerpc next.

https://git.kernel.org/powerpc/c/b4c6afdc3a1ad73542c8e92220

cheers