powerpc/selftests: Use timersub() for gettimeofday()
authorye xingchen <ye.xingchen@zte.com.cn>
Tue, 16 Aug 2022 10:51:06 +0000 (10:51 +0000)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 22 Aug 2022 03:36:59 +0000 (13:36 +1000)
commitc814bf958926ff45a9c1e899bd001006ab6cfbae
tree693ec500161a717e041f36f08d4702d4e06c4a6b
parent1c23f9e627a7b412978b4e852793c5e3c3efc555
powerpc/selftests: Use timersub() for gettimeofday()

Use timersub() function to simplify the code.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220816105106.82666-1-ye.xingchen@zte.com.cn
tools/testing/selftests/powerpc/benchmarks/gettimeofday.c