From: Ralf Baechle Date: Sat, 11 Oct 2008 15:18:53 +0000 (+0100) Subject: MIPS: IP checksums: Remove unncessary folding of sum to 16 bit. X-Git-Tag: v2.6.28-rc1~719^2~13 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d86a8123b11a9a40d850f6e88b89c948c2477da3;p=platform%2Fupstream%2Fkernel-adaptation-pc.git MIPS: IP checksums: Remove unncessary folding of sum to 16 bit. Signed-off-by: Ralf Baechle --- diff --git a/arch/mips/lib/csum_partial.S b/arch/mips/lib/csum_partial.S index edac989..201d82e 100644 --- a/arch/mips/lib/csum_partial.S +++ b/arch/mips/lib/csum_partial.S @@ -276,11 +276,6 @@ LEAF(csum_partial) dsra32 sum, sum, 0 addu sum, v1 #endif - sll v1, sum, 16 - addu sum, v1 - sltu v1, sum, v1 - srl sum, sum, 16 - addu sum, v1 /* odd buffer alignment? */ beqz t7, 1f @@ -678,11 +673,6 @@ EXC( sb t0, NBYTES-2(dst), .Ls_exc) dsra32 sum, sum, 0 addu sum, v1 #endif - sll v1, sum, 16 - addu sum, v1 - sltu v1, sum, v1 - srl sum, sum, 16 - addu sum, v1 /* odd buffer alignment? */ beqz odd, 1f