On Mon, 2019-12-02 at 07:57:29 UTC, Christophe Leroy wrote: > From: Vincenzo Frascino <[email protected]> > > clock_getres in the vDSO library has to preserve the same behaviour > of posix_get_hrtimer_res(). > > In particular, posix_get_hrtimer_res() does: > sec = 0; > ns = hrtimer_resolution; > and hrtimer_resolution depends on the enablement of the high > resolution timers that can happen either at compile or at run time. > > Fix the powerpc vdso implementation of clock_getres keeping a copy of > hrtimer_resolution in vdso data and using that directly. > > Fixes: a7f290dad32e ("[PATCH] powerpc: Merge vdso's and add vdso support > to 32 bits kernel") > Cc: [email protected] > Cc: Benjamin Herrenschmidt <[email protected]> > Cc: Paul Mackerras <[email protected]> > Cc: Michael Ellerman <[email protected]> > Signed-off-by: Vincenzo Frascino <[email protected]> > Reviewed-by: Christophe Leroy <[email protected]> > Acked-by: Shuah Khan <[email protected]> > [chleroy: changed CLOCK_REALTIME_RES to CLOCK_HRTIMER_RES] > Signed-off-by: Christophe Leroy <[email protected]>
Applied to powerpc fixes, thanks. https://git.kernel.org/powerpc/c/552263456215ada7ee8700ce022d12b0cffe4802 cheers
