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author | Al Viro <viro@zeniv.linux.org.uk> | 2016-09-18 01:02:10 (GMT) |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-10-04 00:40:56 (GMT) |
commit | 25869262ef7af24ccde988867ac3eb1c3d4b88d4 (patch) | |
tree | b625a7350e316e4fe2033e5689fb0bbc6b3e2973 /net/unix | |
parent | 79fddc4efd5d4de5cf210fe5ecf4d2734140849a (diff) | |
download | linux-25869262ef7af24ccde988867ac3eb1c3d4b88d4.tar.xz |
skb_splice_bits(): get rid of callback
since pipe_lock is the outermost now, we don't need to drop/regain
socket locks around the call of splice_to_pipe() from skb_splice_bits(),
which kills the need to have a socket-specific callback; we can just
call splice_to_pipe() and be done with that.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net/unix')
-rw-r--r-- | net/unix/af_unix.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 8309687..145082e 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -2475,28 +2475,13 @@ static int unix_stream_recvmsg(struct socket *sock, struct msghdr *msg, return unix_stream_read_generic(&state); } -static ssize_t skb_unix_socket_splice(struct sock *sk, - struct pipe_inode_info *pipe, - struct splice_pipe_desc *spd) -{ - int ret; - struct unix_sock *u = unix_sk(sk); - - mutex_unlock(&u->iolock); - ret = splice_to_pipe(pipe, spd); - mutex_lock(&u->iolock); - - return ret; -} - static int unix_stream_splice_actor(struct sk_buff *skb, int skip, int chunk, struct unix_stream_read_state *state) { return skb_splice_bits(skb, state->socket->sk, UNIXCB(skb).consumed + skip, - state->pipe, chunk, state->splice_flags, - skb_unix_socket_splice); + state->pipe, chunk, state->splice_flags); } static ssize_t unix_stream_splice_read(struct socket *sock, loff_t *ppos, |