On Tue, Mar 23, 2021 at 04:12:55PM +0300, Arseny Krasnov wrote:
This adds transport callback which tries to fetch record begin marker
from socket's rx queue. It is called from af_vsock.c before reading data
packets of record.
Signed-off-by: Arseny Krasnov
---
v6 -> v7:
1) Now
On Tue, Mar 23, 2021 at 04:13:29PM +0300, Arseny Krasnov wrote:
This adds rest of logic for SEQPACKET:
1) SEQPACKET specific functions which send SEQ_BEGIN/SEQ_END.
Note that both functions may sleep to wait enough space for
SEQPACKET header.
2) SEQ_BEGIN/SEQ_END in TAP packet capture.
3)
On Tue, Mar 23, 2021 at 04:14:18PM +0300, Arseny Krasnov wrote:
This also removes ignore of non-stream type of packets and adds
'seqpacket_allow()' callback.
Signed-off-by: Arseny Krasnov
---
drivers/vhost/vsock.c | 15 +--
1 file changed, 13 insertions(+), 2 deletions(-)
Same
On Tue, Mar 23, 2021 at 04:14:33PM +0300, Arseny Krasnov wrote:
This adds SEQPACKET ops for loopback transport and 'seqpacket_allow()'
callback.
Signed-off-by: Arseny Krasnov
---
net/vmw_vsock/vsock_loopback.c | 12
1 file changed, 12 insertions(+)
Reviewed-by: Stefano
From: Laurent Vivier
[ Upstream commit beb691e69f4dec7bfe8b81b509848acfd1f0dbf9 ]
vhost_reset_is_le() is vhost_init_is_le(), and in the case of
cross-endian legacy, vhost_init_is_le() depends on vq->user_be.
vq->user_be is set by vhost_disable_cross_endian().
But in vhost_vq_reset(), we have:
From: Vivek Goyal
[ Upstream commit 3f9b9efd82a84f27e95d0414f852caf1fa839e83 ]
Right now "mount -t virtiofs -o dax myfs /mnt/virtiofs" succeeds even
if filesystem deivce does not have a cache window and hence DAX can't
be supported.
This gives a false sense to user that they are using DAX with
Hi Arseny,
On Tue, Mar 23, 2021 at 04:07:13PM +0300, Arseny Krasnov wrote:
This patchset implements support of SOCK_SEQPACKET for virtio
transport.
As SOCK_SEQPACKET guarantees to save record boundaries, so to
do it, two new packet operations were added: first for start of
On Mon, Mar 15, 2021 at 05:46:43PM +0800, Yongji Xie wrote:
> On Mon, Mar 15, 2021 at 5:08 PM Christoph Hellwig wrote:
> >
> > On Mon, Mar 15, 2021 at 01:37:11PM +0800, Xie Yongji wrote:
> > > Export __receive_fd() so that some modules can use
> > > it to pass file descriptor between processes.
>
On Tue, Mar 23, 2021 at 04:10:42PM +0300, Arseny Krasnov wrote:
This adds some logic to current stream enqueue function for SEQPACKET
support:
1) Use transport's seqpacket enqueue callback.
2) Return value from enqueue function is whole record length or error
for SOCK_SEQPACKET.
From: Laurent Vivier
[ Upstream commit beb691e69f4dec7bfe8b81b509848acfd1f0dbf9 ]
vhost_reset_is_le() is vhost_init_is_le(), and in the case of
cross-endian legacy, vhost_init_is_le() depends on vq->user_be.
vq->user_be is set by vhost_disable_cross_endian().
But in vhost_vq_reset(), we have:
From: Laurent Vivier
[ Upstream commit beb691e69f4dec7bfe8b81b509848acfd1f0dbf9 ]
vhost_reset_is_le() is vhost_init_is_le(), and in the case of
cross-endian legacy, vhost_init_is_le() depends on vq->user_be.
vq->user_be is set by vhost_disable_cross_endian().
But in vhost_vq_reset(), we have:
From: Laurent Vivier
[ Upstream commit beb691e69f4dec7bfe8b81b509848acfd1f0dbf9 ]
vhost_reset_is_le() is vhost_init_is_le(), and in the case of
cross-endian legacy, vhost_init_is_le() depends on vq->user_be.
vq->user_be is set by vhost_disable_cross_endian().
But in vhost_vq_reset(), we have:
On Tue, Mar 23, 2021 at 04:13:49PM +0300, Arseny Krasnov wrote:
This adds new virtio vsock specific feature bit which means
SOCK_SEQPACKET support. Guest negotiates this bit with vhost,
thus checking that vhost side supports SEQPACKET.
Signed-off-by: Arseny Krasnov
---
On Tue, Mar 23, 2021 at 04:14:03PM +0300, Arseny Krasnov wrote:
This adds SEQPACKET ops for virtio transport and 'seqpacket_allow()'
callback.
Signed-off-by: Arseny Krasnov
---
net/vmw_vsock/virtio_transport.c | 12
1 file changed, 12 insertions(+)
Sorry for not mentioning this
From: Laurent Vivier
[ Upstream commit beb691e69f4dec7bfe8b81b509848acfd1f0dbf9 ]
vhost_reset_is_le() is vhost_init_is_le(), and in the case of
cross-endian legacy, vhost_init_is_le() depends on vq->user_be.
vq->user_be is set by vhost_disable_cross_endian().
But in vhost_vq_reset(), we have:
From: Vivek Goyal
[ Upstream commit 3f9b9efd82a84f27e95d0414f852caf1fa839e83 ]
Right now "mount -t virtiofs -o dax myfs /mnt/virtiofs" succeeds even
if filesystem deivce does not have a cache window and hence DAX can't
be supported.
This gives a false sense to user that they are using DAX with
Hi,
On 3/18/21 11:29 AM, Thomas Zimmermann wrote:
> This patchset adds support for simple-framebuffer platform devices and
> a handover mechanism for native drivers to take-over control of the
> hardware.
>
> The new driver, called simpledrm, binds to a simple-frambuffer platform
> device. The
On Tue, Mar 23, 2021 at 04:10:03PM +0300, Arseny Krasnov wrote:
This adds receive loop for SEQPACKET. It looks like receive loop for
STREAM, but there is a little bit difference:
1) It doesn't call notify callbacks.
2) It doesn't care about 'SO_SNDLOWAT' and 'SO_RCVLOWAT' values, because
there
On Tue, Mar 23, 2021 at 04:12:41PM +0300, Arseny Krasnov wrote:
This adds transport callback and it's logic for SEQPACKET dequeue.
Callback fetches RW packets from rx queue of socket until whole record
is copied(if user's buffer is full, user is not woken up). This is done
to not stall sender,
On Mon, Mar 15, 2021 at 01:37:13PM +0800, Xie Yongji wrote:
Use vhost_dev->mutex to protect vhost device iotlb from
concurrent access.
Fixes: 4c8cf318("vhost: introduce vDPA-based backend")
Signed-off-by: Xie Yongji
---
drivers/vhost/vdpa.c | 6 +-
1 file changed, 5 insertions(+), 1
On Thu, Mar 25, 2021 at 06:12:37AM +, Tian, Kevin wrote:
> Agree. The vSVA series is still undergoing a refactor according to Jason's
> comment thus won't be ready in short term. It's better to let this one
> go in first.
Would be great to get a few more reviews while we're at it :)
On Tue, Mar 23, 2021 at 04:13:13PM +0300, Arseny Krasnov wrote:
This modifies current receive logic for SEQPACKET support:
1) Inserts 'SEQ_BEGIN' packet to socket's rx queue.
2) Inserts 'RW' packet to socket's rx queue, but without merging with
buffer of last packet in queue.
3) Performs check
From: Laurent Vivier
[ Upstream commit beb691e69f4dec7bfe8b81b509848acfd1f0dbf9 ]
vhost_reset_is_le() is vhost_init_is_le(), and in the case of
cross-endian legacy, vhost_init_is_le() depends on vq->user_be.
vq->user_be is set by vhost_disable_cross_endian().
But in vhost_vq_reset(), we have:
On Tue, Mar 23, 2021 at 04:09:36PM +0300, Arseny Krasnov wrote:
Move STREAM specific data receive logic to '__vsock_stream_recvmsg()'
dedicated function, while checks, that will be same for both STREAM
and SEQPACKET sockets, stays in 'vsock_connectible_recvmsg()' shared
functions.
On Tue, Mar 23, 2021 at 04:10:23PM +0300, Arseny Krasnov wrote:
This moves loop that waits for space on send to separate function,
because it will be used for SEQ_BEGIN/SEQ_END sending before and
after data transmission. Waiting for SEQ_BEGIN/SEQ_END is needed
because such packets carries
Thanks! Just a copy issue.
Patch to fix this is on the mailing list.
Christian.
Am 25.03.21 um 16:00 schrieb Colin Ian King:
Hi,
Static analysis with Coverity in linux-next has detected an issue in
drivers/gpu/drm/ttm/ttm_bo.c with the follow commit:
commit
Hi,
Static analysis with Coverity in linux-next has detected an issue in
drivers/gpu/drm/ttm/ttm_bo.c with the follow commit:
commit a1f091f8ef2b680a5184db065527612247cb4cae
Author: Christian König
Date: Tue Oct 6 17:26:42 2020 +0200
drm/ttm: switch to per device LRU lock
Instead of
在 2021/3/25 下午3:38, Yongji Xie 写道:
On Thu, Mar 25, 2021 at 12:53 PM Jason Wang wrote:
在 2021/3/24 下午3:39, Yongji Xie 写道:
On Wed, Mar 24, 2021 at 11:54 AM Jason Wang wrote:
在 2021/3/15 下午1:37, Xie Yongji 写道:
This implements an MMU-based IOMMU driver to support mapping
kernel dma buffer
> From: Auger Eric
> Sent: Monday, March 15, 2021 3:52 PM
> To: Christoph Hellwig
> Cc: k...@vger.kernel.org; Will Deacon ; linuxppc-
> d...@lists.ozlabs.org; dri-de...@lists.freedesktop.org; Li Yang
> ; io...@lists.linux-foundation.org;
>
> Hi Christoph,
>
> On 3/14/21 4:58 PM, Christoph
在 2021/3/24 下午4:55, Yongji Xie 写道:
On Wed, Mar 24, 2021 at 12:43 PM Jason Wang wrote:
在 2021/3/15 下午1:37, Xie Yongji 写道:
This VDUSE driver enables implementing vDPA devices in userspace.
Both control path and data path of vDPA devices will be able to
be handled in userspace.
In the control
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