Re: [Xen-devel] [PATCH net-next] xen-netback: only deinitialized hash if it was initialized

2016-05-20 Thread David Miller
From: Paul Durrant Date: Wed, 18 May 2016 15:55:42 +0100 > A domain with a frontend that does not implement a control ring has been > seen to cause a crash during domain save. This was apparently because > the call to xenvif_deinit_hash() in xenvif_disconnect_ctrl() is

Re: [Xen-devel] [PATCH net-next] xen-netback: only deinitialized hash if it was initialized

2016-05-18 Thread Wei Liu
On Wed, May 18, 2016 at 03:55:42PM +0100, Paul Durrant wrote: > A domain with a frontend that does not implement a control ring has been > seen to cause a crash during domain save. This was apparently because > the call to xenvif_deinit_hash() in xenvif_disconnect_ctrl() is made > regardless of

[Xen-devel] [PATCH net-next] xen-netback: only deinitialized hash if it was initialized

2016-05-18 Thread Paul Durrant
A domain with a frontend that does not implement a control ring has been seen to cause a crash during domain save. This was apparently because the call to xenvif_deinit_hash() in xenvif_disconnect_ctrl() is made regardless of whether a control ring was connected, and hence xenvif_hash_init() was