diff options
| -rw-r--r-- | arch/x86/entry/calling.h | 2 | ||||
| -rw-r--r-- | include/linux/context_tracking.h | 20 | ||||
| -rw-r--r-- | include/linux/context_tracking_state.h | 8 | ||||
| -rw-r--r-- | include/linux/tick.h | 2 | ||||
| -rw-r--r-- | include/linux/vtime.h | 2 | ||||
| -rw-r--r-- | kernel/context_tracking.c | 6 |
6 files changed, 20 insertions, 20 deletions
diff --git a/arch/x86/entry/calling.h b/arch/x86/entry/calling.h index 515c0ceeb4a3..0789e13ece90 100644 --- a/arch/x86/entry/calling.h +++ b/arch/x86/entry/calling.h @@ -354,7 +354,7 @@ For 32-bit we have the following conventions - kernel is built with .macro CALL_enter_from_user_mode #ifdef CONFIG_CONTEXT_TRACKING #ifdef CONFIG_JUMP_LABEL - STATIC_JUMP_IF_FALSE .Lafter_call_\@, context_tracking_enabled, def=0 + STATIC_JUMP_IF_FALSE .Lafter_call_\@, context_tracking_key, def=0 #endif call enter_from_user_mode .Lafter_call_\@: diff --git a/include/linux/context_tracking.h b/include/linux/context_tracking.h index 558a209c247d..f1601bac08dc 100644 --- a/include/linux/context_tracking.h +++ b/include/linux/context_tracking.h @@ -22,26 +22,26 @@ extern void context_tracking_user_exit(void); static inline void user_enter(void) { - if (context_tracking_is_enabled()) + if (context_tracking_enabled()) context_tracking_enter(CONTEXT_USER); } static inline void user_exit(void) { - if (context_tracking_is_enabled()) + if (context_tracking_enabled()) context_tracking_exit(CONTEXT_USER); } /* Called with interrupts disabled. */ static inline void user_enter_irqoff(void) { - if (context_tracking_is_enabled()) + if (context_tracking_enabled()) __context_tracking_enter(CONTEXT_USER); } static inline void user_exit_irqoff(void) { - if (context_tracking_is_enabled()) + if (context_tracking_enabled()) __context_tracking_exit(CONTEXT_USER); } @@ -49,7 +49,7 @@ static inline enum ctx_state exception_enter(void) { enum ctx_state prev_ctx; - if (!context_tracking_is_enabled()) + if (!context_tracking_enabled()) return 0; prev_ctx = this_cpu_read(context_tracking.state); @@ -61,7 +61,7 @@ static inline enum ctx_state exception_enter(void) static inline void exception_exit(enum ctx_state prev_ctx) { - if (context_tracking_is_enabled()) { + if (context_tracking_enabled()) { if (prev_ctx != CONTEXT_KERNEL) context_tracking_enter(prev_ctx); } @@ -77,7 +77,7 @@ static inline void exception_exit(enum ctx_state prev_ctx) */ static inline enum ctx_state ct_state(void) { - return context_tracking_is_enabled() ? + return context_tracking_enabled() ? this_cpu_read(context_tracking.state) : CONTEXT_DISABLED; } #else @@ -90,7 +90,7 @@ static inline void exception_exit(enum ctx_state prev_ctx) { } static inline enum ctx_state ct_state(void) { return CONTEXT_DISABLED; } #endif /* !CONFIG_CONTEXT_TRACKING */ -#define CT_WARN_ON(cond) WARN_ON(context_tracking_is_enabled() && (cond)) +#define CT_WARN_ON(cond) WARN_ON(context_tracking_enabled() && (cond)) #ifdef CONFIG_CONTEXT_TRACKING_FORCE extern void context_tracking_init(void); @@ -108,7 +108,7 @@ static inline void guest_enter_irqoff(void) else current->flags |= PF_VCPU; - if (context_tracking_is_enabled()) + if (context_tracking_enabled()) __context_tracking_enter(CONTEXT_GUEST); /* KVM does not hold any references to rcu protected data when it @@ -124,7 +124,7 @@ static inline void guest_enter_irqoff(void) static inline void guest_exit_irqoff(void) { - if (context_tracking_is_enabled()) + if (context_tracking_enabled()) __context_tracking_exit(CONTEXT_GUEST); if (vtime_accounting_cpu_enabled()) diff --git a/include/linux/context_tracking_state.h b/include/linux/context_tracking_state.h index f4633c2c29a5..91250bdf2060 100644 --- a/include/linux/context_tracking_state.h +++ b/include/linux/context_tracking_state.h @@ -23,12 +23,12 @@ struct context_tracking { }; #ifdef CONFIG_CONTEXT_TRACKING -extern struct static_key_false context_tracking_enabled; +extern struct static_key_false context_tracking_key; DECLARE_PER_CPU(struct context_tracking, context_tracking); -static inline bool context_tracking_is_enabled(void) +static inline bool context_tracking_enabled(void) { - return static_branch_unlikely(&context_tracking_enabled); + return static_branch_unlikely(&context_tracking_key); } static inline bool context_tracking_cpu_is_enabled(void) @@ -42,7 +42,7 @@ static inline bool context_tracking_in_user(void) } #else static inline bool context_tracking_in_user(void) { return false; } -static inline bool context_tracking_is_enabled(void) { return false; } +static inline bool context_tracking_enabled(void) { return false; } static inline bool context_tracking_cpu_is_enabled(void) { return false; } #endif /* CONFIG_CONTEXT_TRACKING */ diff --git a/include/linux/tick.h b/include/linux/tick.h index f92a10b5e112..7e050a356cc5 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -174,7 +174,7 @@ extern cpumask_var_t tick_nohz_full_mask; static inline bool tick_nohz_full_enabled(void) { - if (!context_tracking_is_enabled()) + if (!context_tracking_enabled()) return false; return tick_nohz_full_running; diff --git a/include/linux/vtime.h b/include/linux/vtime.h index d9160ab3667a..0fc7f11f7aa4 100644 --- a/include/linux/vtime.h +++ b/include/linux/vtime.h @@ -28,7 +28,7 @@ extern void vtime_task_switch(struct task_struct *prev); */ static inline bool vtime_accounting_enabled(void) { - return context_tracking_is_enabled(); + return context_tracking_enabled(); } static inline bool vtime_accounting_cpu_enabled(void) diff --git a/kernel/context_tracking.c b/kernel/context_tracking.c index be01a4d627c9..0296b4bda8f1 100644 --- a/kernel/context_tracking.c +++ b/kernel/context_tracking.c @@ -25,8 +25,8 @@ #define CREATE_TRACE_POINTS #include <trace/events/context_tracking.h> -DEFINE_STATIC_KEY_FALSE(context_tracking_enabled); -EXPORT_SYMBOL_GPL(context_tracking_enabled); +DEFINE_STATIC_KEY_FALSE(context_tracking_key); +EXPORT_SYMBOL_GPL(context_tracking_key); DEFINE_PER_CPU(struct context_tracking, context_tracking); EXPORT_SYMBOL_GPL(context_tracking); @@ -192,7 +192,7 @@ void __init context_tracking_cpu_set(int cpu) if (!per_cpu(context_tracking.active, cpu)) { per_cpu(context_tracking.active, cpu) = true; - static_branch_inc(&context_tracking_enabled); + static_branch_inc(&context_tracking_key); } if (initialized) |