Re: [PATCH v2] VSOCK: Don't call vsock_stream_has_data in atomic context

2017-11-25 Thread David Miller
From: Jorgen Hansen Date: Fri, 24 Nov 2017 06:25:28 -0800 > When using the host personality, VMCI will grab a mutex for any > queue pair access. In the detach callback for the vmci vsock > transport, we call vsock_stream_has_data while holding a spinlock, > and

[PATCH v2] VSOCK: Don't call vsock_stream_has_data in atomic context

2017-11-24 Thread Jorgen Hansen
When using the host personality, VMCI will grab a mutex for any queue pair access. In the detach callback for the vmci vsock transport, we call vsock_stream_has_data while holding a spinlock, and vsock_stream_has_data will access a queue pair. To avoid this, we can simply omit calling