diff options
| author | Oleg Drokin <green@linuxhacker.ru> | 2015-03-08 03:24:29 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-18 12:35:44 +0300 |
| commit | 834fe2e18349f024c0e565a0cdbf6bb1e0ed0ce5 (patch) | |
| tree | 4eb58a462610ad94958fe5728923e5fe0722ac4d | |
| parent | aac2e54f9eb63d5cfaac1a115a939508712050da (diff) | |
| download | linux-834fe2e18349f024c0e565a0cdbf6bb1e0ed0ce5.tar.xz | |
staging/lustre: Don't call blocking funcitons when !RUNNABLE
Move setting of TASK_INTERRUPTIBLE just around schedule call in
libcfs_sock_accept.
Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/lustre/lustre/libcfs/linux/linux-tcpip.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-tcpip.c b/drivers/staging/lustre/lustre/libcfs/linux/linux-tcpip.c index cd2fc01dea4c..f2462e7f04bc 100644 --- a/drivers/staging/lustre/lustre/libcfs/linux/linux-tcpip.c +++ b/drivers/staging/lustre/lustre/libcfs/linux/linux-tcpip.c @@ -543,19 +543,17 @@ libcfs_sock_accept (struct socket **newsockp, struct socket *sock) newsock->ops = sock->ops; - set_current_state(TASK_INTERRUPTIBLE); - add_wait_queue(sk_sleep(sock->sk), &wait); - rc = sock->ops->accept(sock, newsock, O_NONBLOCK); if (rc == -EAGAIN) { /* Nothing ready, so wait for activity */ + set_current_state(TASK_INTERRUPTIBLE); + add_wait_queue(sk_sleep(sock->sk), &wait); schedule(); + remove_wait_queue(sk_sleep(sock->sk), &wait); + set_current_state(TASK_RUNNING); rc = sock->ops->accept(sock, newsock, O_NONBLOCK); } - remove_wait_queue(sk_sleep(sock->sk), &wait); - set_current_state(TASK_RUNNING); - if (rc != 0) goto failed; |