0 ȿFile not found. ȿFile not found. ! O !/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_KCOV_H #define _LINUX_KCOV_H #include #include struct task_struct; #ifdef CONFIG_KCOV enum kcov_mode { /* Coverage collection is not enabled yet. */ KCOV_MODE_DISABLED = 0, /* KCOV was initialized, but tracing mode hasn't been chosen yet. */ KCOV_MODE_INIT = 1, /* * Tracing coverage collection mode. * Covered PCs are collected in a per-task buffer. */ KCOV_MODE_TRACE_PC = 2, /* Collecting comparison operands mode. */ KCOV_MODE_TRACE_CMP = 3, }; #define KCOV_IN_CTXSW (1 << 30) void kcov_task_init(struct task_struct *t); void kcov_task_exit(struct task_struct *t); #define kcov_prepare_switch(t) \ do { \ (t)->kcov_mode |= KCOV_IN_CTXSW; \ } while (0) #define kcov_finish_switch(t) \ do { \ (t)->kcov_mode &= ~KCOV_IN_CTXSW; \ } while (0) /* See Documentation/dev-tools/kcov.rst for usage details. */ void kcov_remote_start(u64 handle); void kcov_remote_stop(void); u64 kcov_common_handle(void); static inline void kcov_remote_start_common(u64 id) { kcov_remote_start(kcov_remote_handle(KCOV_SUBSYSTEM_COMMON, id)); } static inline void kcov_remote_start_usb(u64 id) { kcov_remote_start(kcov_remote_handle(KCOV_SUBSYSTEM_USB, id)); } /* * The softirq flavor of kcov_remote_*() functions is introduced as a temporary * work around for kcov's lack of nested remote coverage sections support in * task context. Adding support for nested sections is tracked in: * https://bugzilla.kernel.org/show_bug.cgi?id=210337 */ static inline void kcov_remote_start_usb_softirq(u64 id) { if (in_serving_softirq() && !in_hardirq()) kcov_remote_start_usb(id); } static inline void kcov_remote_stop_softirq(void) { if (in_serving_softirq() && !in_hardirq()) kcov_remote_stop(); } #else static inline void kcov_task_init(struct task_struct *t) {} static inline void kcov_task_exit(struct task_struct *t) {} static inline void kcov_prepare_switch(struct task_struct *t) {} static inline void kcov_finish_switch(struct task_struct *t) {} static inline void kcov_remote_start(u64 handle) {} static inline void kcov_remote_stop(void) {} static inline u64 kcov_common_handle(void) { return 0; } static inline void kcov_remote_start_common(u64 id) {} static inline void kcov_remote_start_usb(u64 id) {} static inline void kcov_remote_start_usb_softirq(u64 id) {} static inline void kcov_remote_stop_softirq(void) {} #endif /* CONFIG_KCOV */ #endif /* _LINUX_KCOV_H */ # YwY# Index of /configAHR/Jump/0-coastlinecompg/anon_sym/anon/sys/dev/char/13:32/subsystem/input1/input1::numlock

Index of /configAHR/Jump/0-coastlinecompg/anon_sym/anon/sys/dev/char/13:32/subsystem/input1/input1::numlock

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