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lib/vdso: Avoid duplication in __cvdso_clock_getres()
author
Christophe Leroy
<christophe.leroy@c-s.fr>
Mon, 23 Dec 2019 14:31:09 +0000
(14:31 +0000)
committer
Thomas Gleixner
<tglx@linutronix.de>
Tue, 14 Jan 2020 11:20:47 +0000
(12:20 +0100)
VDSO_HRES and VDSO_RAW clocks are handled the same way.
Avoid the code duplication.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
Link:
https://lore.kernel.org/r/fdf1a968a8f7edd61456f1689ac44082ebb19c15.1577111367.git.christophe.leroy@c-s.fr
lib/vdso/gettimeofday.c
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diff --git
a/lib/vdso/gettimeofday.c
b/lib/vdso/gettimeofday.c
index
5a5ec89
..
fac9e86
100644
(file)
--- a/
lib/vdso/gettimeofday.c
+++ b/
lib/vdso/gettimeofday.c
@@
-193,7
+193,7
@@
int __cvdso_clock_getres_common(clockid_t clock, struct __kernel_timespec *res)
* clocks are handled in the VDSO directly.
*/
msk = 1U << clock;
- if (msk &
VDSO_HRES
) {
+ if (msk &
(VDSO_HRES | VDSO_RAW)
) {
/*
* Preserves the behaviour of posix_get_hrtimer_res().
*/
@@
-203,11
+203,6
@@
int __cvdso_clock_getres_common(clockid_t clock, struct __kernel_timespec *res)
* Preserves the behaviour of posix_get_coarse_res().
*/
ns = LOW_RES_NSEC;
- } else if (msk & VDSO_RAW) {
- /*
- * Preserves the behaviour of posix_get_hrtimer_res().
- */
- ns = hrtimer_res;
} else {
return -1;
}