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| author | WANG Cong <xiyou.wangcong@gmail.com> | 2017-05-19 11:21:59 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-11-30 08:37:19 +0000 |
| commit | 3223ea129170a7799b92ee24862275aa7f6b9d1b (patch) | |
| tree | 876cdafb21e417993fb0187acf06a20e17fd52d7 /lib/mpi/mpi-pow.c | |
| parent | df24d6c224602ec23ad2626b07e13c40d018cbbc (diff) | |
vsock: use new wait API for vsock_stream_sendmsg()
commit 499fde662f1957e3cb8d192a94a099ebe19c714b upstream.
As reported by Michal, vsock_stream_sendmsg() could still
sleep at vsock_stream_has_space() after prepare_to_wait():
vsock_stream_has_space
vmci_transport_stream_has_space
vmci_qpair_produce_free_space
qp_lock
qp_acquire_queue_mutex
mutex_lock
Just switch to the new wait API like we did for commit
d9dc8b0f8b4e ("net: fix sleeping for sk_wait_event()").
Reported-by: Michal Kubecek <mkubecek@suse.cz>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Cc: Jorgen Hansen <jhansen@vmware.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Claudio Imbrenda <imbrenda@linux.vnet.ibm.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Cc: "Jorgen S. Hansen" <jhansen@vmware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/mpi/mpi-pow.c')
0 files changed, 0 insertions, 0 deletions
