From mboxrd@z Thu Jan 1 00:00:00 1970 From: Juergen Gross Subject: [PATCH 0/2] xen: bug fixes in Xen backend handling Date: Fri, 29 Jul 2016 13:17:29 +0200 Message-ID: <1469791051-680-1-git-send-email-jgross@suse.com> Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org Sender: "Qemu-devel" To: qemu-devel@nongnu.org, xen-devel@lists.xensource.com Cc: anthony.perard@citrix.com, Juergen Gross , sstabellini@kernel.org, kraxel@redhat.com List-Id: xen-devel@lists.xenproject.org When testing qemu based pvusb backend two bugs have been discovered: - detaching of a usb controller leads to memory clobbering in qemu - detaching of a usb device with active I/O requests could result in crash of qemu Juergen Gross (2): xen: when removing a backend don't remove many of them xen: drain submit queue in xen-usb before removing device hw/usb/xen-usb.c | 93 +++++++++++++++++++++++++++++++++------------------- hw/xen/xen_backend.c | 58 +++++++++++--------------------- 2 files changed, 79 insertions(+), 72 deletions(-) -- 2.6.6