Currently argument actor is never used in relay reading path, so remote it.
Signed-off-by: zhangwei(Jovi) <[email protected]> --- kernel/relay.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/kernel/relay.c b/kernel/relay.c index 01ab081..d21006c 100644 --- a/kernel/relay.c +++ b/kernel/relay.c @@ -1099,8 +1099,7 @@ static size_t relay_file_read_end_pos(struct rchan_buf *buf, static int subbuf_read_actor(size_t read_start, struct rchan_buf *buf, size_t avail, - read_descriptor_t *desc, - read_actor_t actor) + read_descriptor_t *desc) { void *from; int ret = 0; @@ -1121,15 +1120,13 @@ static int subbuf_read_actor(size_t read_start, typedef int (*subbuf_actor_t) (size_t read_start, struct rchan_buf *buf, size_t avail, - read_descriptor_t *desc, - read_actor_t actor); + read_descriptor_t *desc); /* * relay_file_read_subbufs - read count bytes, bridging subbuf boundaries */ static ssize_t relay_file_read_subbufs(struct file *filp, loff_t *ppos, subbuf_actor_t subbuf_actor, - read_actor_t actor, read_descriptor_t *desc) { struct rchan_buf *buf = filp->private_data; @@ -1150,7 +1147,7 @@ static ssize_t relay_file_read_subbufs(struct file *filp, loff_t *ppos, break; avail = min(desc->count, avail); - ret = subbuf_actor(read_start, buf, avail, desc, actor); + ret = subbuf_actor(read_start, buf, avail, desc); if (desc->error < 0) break; @@ -1174,8 +1171,7 @@ static ssize_t relay_file_read(struct file *filp, desc.count = count; desc.arg.buf = buffer; desc.error = 0; - return relay_file_read_subbufs(filp, ppos, subbuf_read_actor, - NULL, &desc); + return relay_file_read_subbufs(filp, ppos, subbuf_read_actor, &desc); } static void relay_consume_bytes(struct rchan_buf *rbuf, int bytes_consumed) -- 1.7.9.7 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
