Re: [PATCH net V3 0/3] Fix various issue of vhost

2018-12-16 Thread Michael S. Tsirkin
On Thu, Dec 13, 2018 at 10:53:36AM +0800, Jason Wang wrote: > Hi: > > This series tries to fix various issues of vhost: > > - Patch 1 adds a missing write barrier between used idx updating and > logging. > - Patch 2-3 brings back the protection of device IOTLB through vq > mutex, this fixes

[PATCH net V3 0/3] Fix various issue of vhost

2018-12-15 Thread Jason Wang
Hi: This series tries to fix various issues of vhost: - Patch 1 adds a missing write barrier between used idx updating and logging. - Patch 2-3 brings back the protection of device IOTLB through vq mutex, this fixes possible use after free in device IOTLB entries. Please consider them for

Re: [PATCH net V3 0/3] Fix various issue of vhost

2018-12-12 Thread David Miller
From: Jason Wang Date: Thu, 13 Dec 2018 10:53:36 +0800 > This series tries to fix various issues of vhost: > > - Patch 1 adds a missing write barrier between used idx updating and > logging. > - Patch 2-3 brings back the protection of device IOTLB through vq > mutex, this fixes possible use