Blackfin arch: Faster Implementation of csum_tcpudp_nofold()

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Avoid conditional branch instructions during carry bit additions.
Special thanks to Bernd.
Simplify: Use ((len + proto) << 8) like every other __LITTLE_ENDIAN__ machine

Cc: Bernd Schmidt <bernds_cb1@t-online.de>
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

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Michael Hennerich 2009-02-04 16:49:45 +08:00 • committed by Bryan Wu

parent 0ce5eaf8ec

commit aa9c33b496

1 changed files with 17 additions and 17 deletions

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arch/blackfin/include/asm/checksum.h

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