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| author | Thomas Gleixner <tglx@linutronix.de> | 2018-09-17 14:45:34 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2018-10-04 23:00:24 +0200 |
| commit | d67f34c19a679436dd2963b588015e119279e7a8 (patch) | |
| tree | 273a0a7201cce3643febbbf5296b86b56f8cde76 /kernel/time/Kconfig | |
| parent | x86/vdso: Fix vDSO syscall fallback asm constraint regression (diff) | |
| download | linux-d67f34c19a679436dd2963b588015e119279e7a8.tar.xz linux-d67f34c19a679436dd2963b588015e119279e7a8.zip | |
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 'kernel/time/Kconfig')
| -rw-r--r-- | kernel/time/Kconfig | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/time/Kconfig b/kernel/time/Kconfig index 78eabc41eaa6..58b981f4bb5d 100644 --- a/kernel/time/Kconfig +++ b/kernel/time/Kconfig @@ -12,6 +12,10 @@ config CLOCKSOURCE_WATCHDOG config ARCH_CLOCKSOURCE_DATA bool +# Architecture has extra clocksource init called from registration +config ARCH_CLOCKSOURCE_INIT + bool + # Clocksources require validation of the clocksource against the last # cycle update - x86/TSC misfeature config CLOCKSOURCE_VALIDATE_LAST_CYCLE |