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Searched refs:reader_lock (Results 1 – 2 of 2) sorted by relevance

/linux/kernel/trace/
H A Dring_buffer.c526 raw_spinlock_t reader_lock; /* serialize readers */ member
907 scoped_guard(raw_spinlock_irqsave, &cpu_buffer->reader_lock) { in rb_wake_up_waiters()
977 raw_spin_lock_irqsave(&cpu_buffer->reader_lock, flags); in rb_watermark_hit()
985 raw_spin_unlock_irqrestore(&cpu_buffer->reader_lock, flags); in rb_watermark_hit()
1649 raw_spin_lock_irqsave(&cpu_buffer->reader_lock, flags); in rb_check_pages()
1655 raw_spin_unlock_irqrestore(&cpu_buffer->reader_lock, flags); in rb_check_pages()
1658 raw_spin_lock_irqsave(&cpu_buffer->reader_lock, flags); in rb_check_pages()
1662 raw_spin_unlock_irqrestore(&cpu_buffer->reader_lock, flags); in rb_check_pages()
1674 raw_spin_unlock_irqrestore(&cpu_buffer->reader_lock, flags); in rb_check_pages()
1678 raw_spin_unlock_irqrestore(&cpu_buffer->reader_lock, flags); in rb_check_pages()
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H A Dtrace_remote.c53 struct rw_semaphore reader_lock; member
430 down_write(&remote->reader_lock); in trace_remote_iter_read_start()
432 down_read(&remote->reader_lock); in trace_remote_iter_read_start()
471 up_write(&remote->reader_lock); in trace_remote_iter_read_finished()
473 up_read(&remote->reader_lock); in trace_remote_iter_read_finished()
920 init_rwsem(&remote->reader_lock); in trace_remote_register()