From: Paolo Bonzini <pbonzini@redhat.com>
Date: Tue, 14 Oct 2014 23:52:33 +0000 (+1030)
Subject: virito_scsi: use freezable WQ for events
X-Git-Tag: fixes-against-v3.18-rc2~57^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1fa5b2a784dc52d929432bcc963a0bfb3a74608f;p=pandora-kernel.git

virito_scsi: use freezable WQ for events

Michael S. Tsirkin noticed a race condition:
we reset device on freeze, but system WQ is still
running so it might try adding bufs to a VQ meanwhile.

To fix, switch to handling events from the freezable WQ.

Reported-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---

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