[RFC v2] virtio-vsock: add description for datagram type

2021-03-31 Thread jiang.wang
Add supports for datagram type for virtio-vsock. Datagram sockets are connectionless and unreliable. To avoid contention with stream and other sockets, add two more virtqueues and a new feature bit to identify if those two new queues exist or not. Also add descriptions for resource management of d

Re: [PATCH 16/18] iommu: remove DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE

2021-03-31 Thread Robin Murphy
On 2021-03-16 15:38, Christoph Hellwig wrote: [...] diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c index f1e38526d5bd40..996dfdf9d375dd 100644 --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3

Re: [PATCH 16/18] iommu: remove DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE

2021-03-31 Thread Robin Murphy
On 2021-03-31 16:32, Will Deacon wrote: On Wed, Mar 31, 2021 at 02:09:37PM +0100, Robin Murphy wrote: On 2021-03-31 12:49, Will Deacon wrote: On Tue, Mar 30, 2021 at 05:28:19PM +0100, Robin Murphy wrote: On 2021-03-30 14:58, Will Deacon wrote: On Tue, Mar 30, 2021 at 02:19:38PM +0100, Robin M

Re: [PATCH 16/18] iommu: remove DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE

2021-03-31 Thread Will Deacon
On Wed, Mar 31, 2021 at 02:09:37PM +0100, Robin Murphy wrote: > On 2021-03-31 12:49, Will Deacon wrote: > > On Tue, Mar 30, 2021 at 05:28:19PM +0100, Robin Murphy wrote: > > > On 2021-03-30 14:58, Will Deacon wrote: > > > > On Tue, Mar 30, 2021 at 02:19:38PM +0100, Robin Murphy wrote: > > > > > On

Re: [virtio-comment] Re: [MASSMAIL KLMS] Re: [virtio-comment] [RFC PATCH v4 2/2] virtio-vsock: SOCK_SEQPACKET description

2021-03-31 Thread Stefan Hajnoczi
On Tue, Mar 30, 2021 at 05:24:19PM +0300, Arseny Krasnov wrote: > > On 30.03.2021 16:57, Stefan Hajnoczi wrote: > > On Tue, Mar 30, 2021 at 12:50:06PM +0300, Arseny Krasnov wrote: > >> On 30.03.2021 11:55, Stefan Hajnoczi wrote: > >>> On Tue, Mar 30, 2021 at 09:15:39AM +0300, Arseny Krasnov wrote:

Re: [PATCH 16/18] iommu: remove DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE

2021-03-31 Thread Robin Murphy
On 2021-03-31 12:49, Will Deacon wrote: On Tue, Mar 30, 2021 at 05:28:19PM +0100, Robin Murphy wrote: On 2021-03-30 14:58, Will Deacon wrote: On Tue, Mar 30, 2021 at 02:19:38PM +0100, Robin Murphy wrote: On 2021-03-30 14:11, Will Deacon wrote: On Tue, Mar 16, 2021 at 04:38:22PM +0100, Christo

Re: [PATCH 16/18] iommu: remove DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE

2021-03-31 Thread Will Deacon
On Tue, Mar 30, 2021 at 05:28:19PM +0100, Robin Murphy wrote: > On 2021-03-30 14:58, Will Deacon wrote: > > On Tue, Mar 30, 2021 at 02:19:38PM +0100, Robin Murphy wrote: > > > On 2021-03-30 14:11, Will Deacon wrote: > > > > On Tue, Mar 16, 2021 at 04:38:22PM +0100, Christoph Hellwig wrote: > > > >

Re: memory leak in virtio_transport_send_pkt_info

2021-03-31 Thread Stefano Garzarella
On Wed, Mar 31, 2021 at 10:04:18AM +0100, Stefan Hajnoczi wrote: On Mon, Feb 08, 2021 at 08:39:30AM -0800, syzbot wrote: Hello, syzbot found the following issue on: HEAD commit:9f29bd8b Merge tag 'fs_for_v5.11-rc5' of git://git.kernel... git tree: upstream console output: https://syz

Re: [PATCH v6 01/10] file: Export receive_fd() to modules

2021-03-31 Thread Dan Carpenter
On Wed, Mar 31, 2021 at 11:15:45AM +0200, Christian Brauner wrote: > On Wed, Mar 31, 2021 at 04:05:10PM +0800, Xie Yongji wrote: > > Export receive_fd() so that some modules can use > > it to pass file descriptor between processes without > > missing any security stuffs. > > > > Signed-off-by: Xie

Re: memory leak in virtio_transport_send_pkt_info

2021-03-31 Thread Stefan Hajnoczi
On Mon, Feb 08, 2021 at 08:39:30AM -0800, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit:9f29bd8b Merge tag 'fs_for_v5.11-rc5' of git://git.kernel... > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=11e435af50 > kernel