Re: [PATCH net V2 0/4] Fix various issue of vhost

2018-12-15 Thread Jason Wang
On 2018/12/13 上午7:31, David Miller wrote: From: Jason Wang Date: Wed, 12 Dec 2018 18:08:15 +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

Re: [PATCH net V2 0/4] Fix various issue of vhost

2018-12-15 Thread David Miller
From: Jason Wang Date: Wed, 12 Dec 2018 18:08:15 +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

[PATCH net V2 0/4] Fix various issue of vhost

2018-12-13 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. - Patch 4-7 fixes the diry