From 59e7cffe5cca6f15c21d394492fa4739172de1c5 Mon Sep 17 00:00:00 2001 From: Fabian Frederick Date: Thu, 5 Jun 2014 20:22:05 +0200 Subject: [PATCH] ring-bufer: kernel-doc warning fixes Also fixes a couple of typos Link: http://lkml.kernel.org/r/1401992525-10417-1-git-send-email-fabf@skynet.be Cc: Andrew Morton Signed-off-by: Fabian Frederick [ Found this deep in the abyss of my INBOX ] Signed-off-by: Steven Rostedt (VMware) --- kernel/trace/ring_buffer.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index f846de2aa435..46d67ff68795 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -1368,6 +1368,7 @@ static void rb_free_cpu_buffer(struct ring_buffer_per_cpu *cpu_buffer) * __ring_buffer_alloc - allocate a new ring_buffer * @size: the size in bytes per cpu that is needed. * @flags: attributes to set for the ring buffer. + * @key: ring buffer reader_lock_key. * * Currently the only flag that is available is the RB_FL_OVERWRITE * flag. This flag means that the buffer will overwrite old data @@ -4331,6 +4332,7 @@ EXPORT_SYMBOL_GPL(ring_buffer_read); /** * ring_buffer_size - return the size of the ring buffer (in bytes) * @buffer: The ring buffer. + * @cpu: The CPU to get ring buffer size from. */ unsigned long ring_buffer_size(struct trace_buffer *buffer, int cpu) { @@ -4504,6 +4506,7 @@ EXPORT_SYMBOL_GPL(ring_buffer_empty_cpu); * ring_buffer_swap_cpu - swap a CPU buffer between two ring buffers * @buffer_a: One buffer to swap with * @buffer_b: The other buffer to swap with + * @cpu: the CPU of the buffers to swap * * This function is useful for tracers that want to take a "snapshot" * of a CPU buffer and has another back up buffer lying around.