powerpc/vdso32: implement clock_getres entirely

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clock_getres returns hrtimer_res for all clocks but coarse ones
for which it returns KTIME_LOW_RES.

return EINVAL for unknown clocks.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/37f94e47c91070b7606fb3ec3fe6fd2302a475a0.1575273217.git.christophe.leroy@c-s.fr

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Christophe Leroy 2019-12-02 07:57:33 +00:00 • committed by Michael Ellerman

parent 6e2f9e9cfd

commit e33ffc956b

2 changed files with 14 additions and 8 deletions

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3

arch/powerpc/kernel/asm-offsets.c

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19

arch/powerpc/kernel/vdso32/gettimeofday.S

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