Messages in this thread Patch in this message |  | | Date | Thu, 03 Dec 2020 09:07:29 -0000 | From | "tip-bot2 for Peter Zijlstra" <> | Subject | [tip: locking/urgent] intel_idle: Build fix |
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The following commit has been merged into the locking/urgent branch of tip:
Commit-ID: 4d916140bf28ff027997144ea1bb4299e1536f87 Gitweb: https://git.kernel.org/tip/4d916140bf28ff027997144ea1bb4299e1536f87 Author: Peter Zijlstra <peterz@infradead.org> AuthorDate: Mon, 30 Nov 2020 12:54:34 +01:00 Committer: Peter Zijlstra <peterz@infradead.org> CommitterDate: Thu, 03 Dec 2020 10:00:23 +01:00
intel_idle: Build fix
Because CONFIG_ soup.
Fixes: 6e1d2bc675bd ("intel_idle: Fix intel_idle() vs tracing") Reported-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lkml.kernel.org/r/20201130115402.GO3040@hirez.programming.kicks-ass.net --- drivers/idle/intel_idle.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-)
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c index 7ee7ffe..d793355 100644 --- a/drivers/idle/intel_idle.c +++ b/drivers/idle/intel_idle.c @@ -1140,6 +1140,20 @@ static bool __init intel_idle_max_cstate_reached(int cstate) return false; } +static bool __init intel_idle_state_needs_timer_stop(struct cpuidle_state *state) +{ + unsigned long eax = flg2MWAIT(state->flags); + + if (boot_cpu_has(X86_FEATURE_ARAT)) + return false; + + /* + * Switch over to one-shot tick broadcast if the target C-state + * is deeper than C1. + */ + return !!((eax >> MWAIT_SUBSTATE_SIZE) & MWAIT_CSTATE_MASK); +} + #ifdef CONFIG_ACPI_PROCESSOR_CSTATE #include <acpi/processor.h> @@ -1210,20 +1224,6 @@ static bool __init intel_idle_acpi_cst_extract(void) return false; } -static bool __init intel_idle_state_needs_timer_stop(struct cpuidle_state *state) -{ - unsigned long eax = flg2MWAIT(state->flags); - - if (boot_cpu_has(X86_FEATURE_ARAT)) - return false; - - /* - * Switch over to one-shot tick broadcast if the target C-state - * is deeper than C1. - */ - return !!((eax >> MWAIT_SUBSTATE_SIZE) & MWAIT_CSTATE_MASK); -} - static void __init intel_idle_init_cstates_acpi(struct cpuidle_driver *drv) { int cstate, limit = min_t(int, CPUIDLE_STATE_MAX, acpi_state_table.count);
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