Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
66 lines
2.1 KiB
C
66 lines
2.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#ifndef __TRACE_EVENTS_H
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#define __TRACE_EVENTS_H
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#include <linux/trace_seq.h>
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#include "trace.h"
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extern enum print_line_t
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trace_print_bputs_msg_only(struct trace_iterator *iter);
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extern enum print_line_t
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trace_print_bprintk_msg_only(struct trace_iterator *iter);
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extern enum print_line_t
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trace_print_printk_msg_only(struct trace_iterator *iter);
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extern int
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seq_print_ip_sym(struct trace_seq *s, unsigned long ip,
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unsigned long sym_flags);
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static inline int seq_print_ip_sym_offset(struct trace_seq *s, unsigned long ip,
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unsigned long sym_flags)
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{
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return seq_print_ip_sym(s, ip, sym_flags | TRACE_ITER(SYM_OFFSET));
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}
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static inline int seq_print_ip_sym_no_offset(struct trace_seq *s, unsigned long ip,
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unsigned long sym_flags)
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{
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return seq_print_ip_sym(s, ip, sym_flags & ~TRACE_ITER(SYM_OFFSET));
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}
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extern void trace_seq_print_sym(struct trace_seq *s, unsigned long address, bool offset);
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extern int trace_print_context(struct trace_iterator *iter);
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extern int trace_print_lat_context(struct trace_iterator *iter);
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extern enum print_line_t print_event_fields(struct trace_iterator *iter,
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struct trace_event *event);
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extern void trace_event_read_lock(void);
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extern void trace_event_read_unlock(void);
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extern struct trace_event *ftrace_find_event(int type);
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extern enum print_line_t trace_nop_print(struct trace_iterator *iter,
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int flags, struct trace_event *event);
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extern int
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trace_print_lat_fmt(struct trace_seq *s, struct trace_entry *entry);
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/* used by module unregistering */
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extern int __unregister_trace_event(struct trace_event *event);
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extern struct rw_semaphore trace_event_sem;
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#define SEQ_PUT_FIELD(s, x) \
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trace_seq_putmem(s, &(x), sizeof(x))
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#define SEQ_PUT_HEX_FIELD(s, x) \
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trace_seq_putmem_hex(s, &(x), sizeof(x))
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#ifdef CONFIG_FUNCTION_TRACE_ARGS
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void print_function_args(struct trace_seq *s, unsigned long *args,
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unsigned long func);
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#else
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static inline void print_function_args(struct trace_seq *s, unsigned long *args,
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unsigned long func) {
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trace_seq_puts(s, "()");
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}
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#endif
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#endif
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