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/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef _LINUX_LIVEPATCH_SCHED_H_ #define _LINUX_LIVEPATCH_SCHED_H_ #include <linux/jump_label.h> #include <linux/static_call_types.h> #ifdef CONFIG_LIVEPATCH void __klp_sched_try_switch(void); #if !defined(CONFIG_PREEMPT_DYNAMIC) || !defined(CONFIG_HAVE_PREEMPT_DYNAMIC_CALL) DECLARE_STATIC_KEY_FALSE(klp_sched_try_switch_key); static __always_inline void klp_sched_try_switch(void) { if (static_branch_unlikely(&klp_sched_try_switch_key)) __klp_sched_try_switch(); } #endif /* !CONFIG_PREEMPT_DYNAMIC || !CONFIG_HAVE_PREEMPT_DYNAMIC_CALL */ #else /* !CONFIG_LIVEPATCH */ static inline void klp_sched_try_switch(void) {} static inline void __klp_sched_try_switch(void) {} #endif /* CONFIG_LIVEPATCH */ #endif /* _LINUX_LIVEPATCH_SCHED_H_ */ |