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Y. Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui , Long Li , Ajay Kaher , Alexey Makhalov , Jan Kiszka , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Juergen Gross , Daniel Lezcano , Thomas Gleixner , John Stultz Cc: Rick Edgecombe , Vitaly Kuznetsov , Broadcom internal kernel review list , Boris Ostrovsky , Stephen Boyd , x86@kernel.org, linux-coco@lists.linux.dev, kvm@vger.kernel.org, linux-hyperv@vger.kernel.org, virtualization@lists.linux.dev, linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, Michael Kelley , Tom Lendacky , Nikunj A Dadhania , Thomas Gleixner , David Woodhouse Content-Type: text/plain; charset="UTF-8" Now that timer.h ended up with CONFIG_PARAVIRT #ifdeffery anyways, move the PARAVIRT=n using_native_sched_clock() stub into timer.h as a "free" optimization. No functional change intended. Signed-off-by: Sean Christopherson --- arch/x86/include/asm/timer.h | 5 +++-- arch/x86/kernel/tsc.c | 2 -- 2 files changed, 3 insertions(+), 4 deletions(-) diff --git a/arch/x86/include/asm/timer.h b/arch/x86/include/asm/timer.h index ab1271bd9c3b..d8cb9c84f2c7 100644 --- a/arch/x86/include/asm/timer.h +++ b/arch/x86/include/asm/timer.h @@ -11,9 +11,9 @@ extern void recalibrate_cpu_khz(void); extern int no_timer_check; -extern bool using_native_sched_clock(void); - #ifdef CONFIG_PARAVIRT +extern bool using_native_sched_clock(void); + int __init __paravirt_set_sched_clock(u64 (*func)(void), bool stable, void (*save)(void), void (*restore)(void), void (*start_secondary)); @@ -27,6 +27,7 @@ static __always_inline void paravirt_set_sched_clock(u64 (*func)(void), void paravirt_sched_clock_start_secondary(void); #else static inline void paravirt_sched_clock_start_secondary(void) { } +static inline bool using_native_sched_clock(void) { return true; } #endif /* diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index f78e86494dec..1b569954ae5e 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -316,8 +316,6 @@ int __init __paravirt_set_sched_clock(u64 (*func)(void), bool stable, } #else u64 sched_clock_noinstr(void) __attribute__((alias("native_sched_clock"))); - -bool using_native_sched_clock(void) { return true; } #endif notrace u64 sched_clock(void) -- 2.54.0.563.g4f69b47b94-goog