diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2018-09-17 15:45:34 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2018-10-05 00:00:24 +0300 |
| commit | d67f34c19a679436dd2963b588015e119279e7a8 (patch) | |
| tree | 273a0a7201cce3643febbbf5296b86b56f8cde76 /include/linux/clocksource.h | |
| parent | 02e425668f5c9deb42787d10001a3b605993ad15 (diff) | |
| download | linux-d67f34c19a679436dd2963b588015e119279e7a8.tar.xz | |
clocksource: Provide clocksource_arch_init()
Architectures have extra archdata in the clocksource, e.g. for VDSO
support. There are no sanity checks or general initializations for this
available. Add support for that.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Andy Lutomirski <luto@kernel.org>
Acked-by: John Stultz <john.stultz@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Matt Rickard <matt@softrans.com.au>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Florian Weimer <fweimer@redhat.com>
Cc: "K. Y. Srinivasan" <kys@microsoft.com>
Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
Cc: devel@linuxdriverproject.org
Cc: virtualization@lists.linux-foundation.org
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Juergen Gross <jgross@suse.com>
Link: https://lkml.kernel.org/r/20180917130706.973042587@linutronix.de
Diffstat (limited to 'include/linux/clocksource.h')
| -rw-r--r-- | include/linux/clocksource.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 308918928767..6e6b86f9046d 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -241,6 +241,11 @@ static inline void __clocksource_update_freq_khz(struct clocksource *cs, u32 khz __clocksource_update_freq_scale(cs, 1000, khz); } +#ifdef CONFIG_ARCH_CLOCKSOURCE_INIT +extern void clocksource_arch_init(struct clocksource *cs); +#else +static inline void clocksource_arch_init(struct clocksource *cs) { } +#endif extern int timekeeping_notify(struct clocksource *clock); |