Commit 6797d97a authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Al Viro
Browse files

trace: remove tracing_pipe_buf_ops 



tracing_pipe_buf_ops has identical ops to default_pipe_buf_ops, so use
that instead.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent f6dd9755

kernel/trace/trace.c

+1 −8
Original line number Diff line number Diff line
@@ -6304,13 +6304,6 @@ static void tracing_spd_release_pipe(struct splice_pipe_desc *spd, 
	__free_page(spd->pages[idx]);

}



static const struct pipe_buf_operations tracing_pipe_buf_ops = {

	.confirm		= generic_pipe_buf_confirm,

	.release		= generic_pipe_buf_release,

	.steal			= generic_pipe_buf_steal,

	.get			= generic_pipe_buf_get,

};



static size_t

tracing_fill_pipe_page(size_t rem, struct trace_iterator *iter)

{
@@ -6372,7 +6365,7 @@ static ssize_t tracing_splice_read_pipe(struct file *filp, 
		.partial	= partial_def,

		.nr_pages	= 0, /* This gets updated below. */

		.nr_pages_max	= PIPE_DEF_BUFFERS,

		.ops		= &tracing_pipe_buf_ops,

		.ops		= &default_pipe_buf_ops,

		.spd_release	= tracing_spd_release_pipe,

	};

	ssize_t ret;