From: Yaowei Bai <bywxiao...@163.com> Make ring_buffer_empty() and ring_buffer_empty_cpu() return bool.
No functional change. Link: http://lkml.kernel.org/r/1443537816-5788-5-git-send-email-bywxiao...@163.com Signed-off-by: Yaowei Bai <bywxiao...@163.com> Signed-off-by: Steven Rostedt <rost...@goodmis.org> --- include/linux/ring_buffer.h | 4 ++-- kernel/trace/ring_buffer.c | 10 +++++----- 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h index e2c13cd863bd..4acc552e9279 100644 --- a/include/linux/ring_buffer.h +++ b/include/linux/ring_buffer.h @@ -154,8 +154,8 @@ ring_buffer_swap_cpu(struct ring_buffer *buffer_a, } #endif -int ring_buffer_empty(struct ring_buffer *buffer); -int ring_buffer_empty_cpu(struct ring_buffer *buffer, int cpu); +bool ring_buffer_empty(struct ring_buffer *buffer); +bool ring_buffer_empty_cpu(struct ring_buffer *buffer, int cpu); void ring_buffer_record_disable(struct ring_buffer *buffer); void ring_buffer_record_enable(struct ring_buffer *buffer); diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 26a948f3187f..fc9ce12666be 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -4267,7 +4267,7 @@ EXPORT_SYMBOL_GPL(ring_buffer_reset); * rind_buffer_empty - is the ring buffer empty? * @buffer: The ring buffer to test */ -int ring_buffer_empty(struct ring_buffer *buffer) +bool ring_buffer_empty(struct ring_buffer *buffer) { struct ring_buffer_per_cpu *cpu_buffer; unsigned long flags; @@ -4285,10 +4285,10 @@ int ring_buffer_empty(struct ring_buffer *buffer) local_irq_restore(flags); if (!ret) - return 0; + return false; } - return 1; + return true; } EXPORT_SYMBOL_GPL(ring_buffer_empty); @@ -4297,7 +4297,7 @@ EXPORT_SYMBOL_GPL(ring_buffer_empty); * @buffer: The ring buffer * @cpu: The CPU buffer to test */ -int ring_buffer_empty_cpu(struct ring_buffer *buffer, int cpu) +bool ring_buffer_empty_cpu(struct ring_buffer *buffer, int cpu) { struct ring_buffer_per_cpu *cpu_buffer; unsigned long flags; @@ -4305,7 +4305,7 @@ int ring_buffer_empty_cpu(struct ring_buffer *buffer, int cpu) int ret; if (!cpumask_test_cpu(cpu, buffer->cpumask)) - return 1; + return true; cpu_buffer = buffer->buffers[cpu]; local_irq_save(flags); -- 2.6.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
