On 4/20/22 11:32, Jason Wang wrote:
在 2022/4/18 17:00, zhenwei pi 写道:
Originally, after submitting request into virtio crypto control
queue, the guest side polls the result from the virt queue. This
allows all of the requests share a single request buffer in
struct virtio_crypto(ctrl&input&ctrl
On Thu, Apr 21, 2022 at 4:18 AM Michael S. Tsirkin wrote:
>
> On Wed, Apr 20, 2022 at 08:57:18PM +0200, Maciej Szymański wrote:
> > On 20.04.2022 19:54, Michael S. Tsirkin wrote:
> > > On Wed, Apr 20, 2022 at 04:58:51PM +0200, Maciej Szymański wrote:
> > > > On 20.04.2022 13:10, Michael S. Tsirkin
Hi Niklas,
I'm sure this makes good sense, but I need a little more hand-holding.
Sorry this is long and rambling.
On Tue, Apr 19, 2022 at 12:28:00PM +0200, Niklas Schnelle wrote:
> While determining the next PCI function is factored out of
> pci_scan_slot() into next_fn() the former still handle
Hi Daniel,
Could you please review this series?
On 4/11/22 18:43, zhenwei pi wrote:
v3 -> v4:
- Coding style fix: Akcipher -> AkCipher, struct XXX -> XXX, Rsa -> RSA,
XXX-alg -> XXX-algo.
- Change version info in qapi/crypto.json, from 7.0 -> 7.1.
- Remove ecdsa from qapi/crypto.json, it would
From: Andrea Parri (Microsoft) Sent: Wednesday, April
20, 2022 1:07 PM
>
> With no users of hv_pkt_iter_next_raw() and no "external" users of
> hv_pkt_iter_first_raw(), the iterator functions can be refactored
> and simplified to remove some indirection/code.
>
> Signed-off-by: Andrea Parri (Mi
From: Andrea Parri (Microsoft) Sent: Wednesday, April
20, 2022 1:07 PM
>
> So that isolated guests can communicate with the host via hv_sock
> channels.
>
> Signed-off-by: Andrea Parri (Microsoft)
> ---
> drivers/hv/channel_mgmt.c | 8 ++--
> include/linux/hyperv.h| 8 ++--
> 2 fi
From: Andrea Parri (Microsoft) Sent: Wednesday, April
20, 2022 1:07 PM
>
> For additional robustness in the face of Hyper-V errors or malicious
> behavior, validate all values that originate from packets that Hyper-V
> has sent to the guest in the host-to-guest ring buffer. Ensure that
> invali
From: Andrea Parri (Microsoft) Sent: Wednesday, April
20, 2022 1:07 PM
>
> Pointers to VMbus packets sent by Hyper-V are used by the hv_sock driver
> within the guest VM. Hyper-V can send packets with erroneous values or
> modify packet fields after they are processed by the guest. To defend
>
From: Andrea Parri (Microsoft) Sent: Wednesday, April
20, 2022 1:07 PM
>
> The function returns NULL if the ring buffer doesn't contain enough
> readable bytes to constitute a packet descriptor. The ring buffer's
> write_index is in memory which is shared with the Hyper-V host, an
> erroneous o
On Wed, Apr 20, 2022 at 08:57:18PM +0200, Maciej Szymański wrote:
> On 20.04.2022 19:54, Michael S. Tsirkin wrote:
> > On Wed, Apr 20, 2022 at 04:58:51PM +0200, Maciej Szymański wrote:
> > > On 20.04.2022 13:10, Michael S. Tsirkin wrote:
> > > > On Wed, Apr 20, 2022 at 10:17:27AM +0200, Maciej Szym
On Sun, Apr 17, 2022 at 05:52:05PM +0200, Peter Zijlstra wrote:
> On Thu, Apr 14, 2022 at 01:30:50PM -0700, Andrew Morton wrote:
> > On Thu, 14 Apr 2022 17:21:01 +0200 Peter Zijlstra
> > wrote:
> >
> > > > +/* The + 1 below places the pointers within the range of their array */
> > > > #define
On Wed, Apr 20, 2022 at 04:58:51PM +0200, Maciej Szymański wrote:
> On 20.04.2022 13:10, Michael S. Tsirkin wrote:
> > On Wed, Apr 20, 2022 at 10:17:27AM +0200, Maciej Szymański wrote:
> > > > > > > > Hmm so we have this:
> > > > > > > >
> > > > > > > >
> > > > > > > > if ((dev->feature
On Tue, Apr 19, 2022 at 1:34 PM Krzysztof Kozlowski
wrote:
>
> Several core drivers and buses expect that driver_override is a
> dynamically allocated memory thus later they can kfree() it.
>
> However such assumption is not documented, there were in the past and
> there are already users setting
On Tue, Apr 19, 2022 at 09:10:53PM -0700, Chaitanya Kulkarni wrote:
> Replace deprecated ida_simple_get() and ida_simple_remove() with
> ida_alloc_max() and ida_free().
>
> Signed-off-by: Chaitanya Kulkarni
> ---
> drivers/block/virtio_blk.c | 8
> 1 file changed, 4 insertions(+), 4 del
On Tue, Apr 19, 2022 at 09:10:52PM -0700, Chaitanya Kulkarni wrote:
> We can avoid a function call virtblk_map_data() in the fast path if
> block layer request has no physical segments by moving the call
> blk_rq_nr_phys_segments() from virtblk_map_data() to virtio_queue_rq().
>
> Signed-off-by: C
On Tue, Apr 19, 2022 at 09:10:51PM -0700, Chaitanya Kulkarni wrote:
> Don't split sector assignment line for REQ_OP_READ and REQ_OP_WRITE in
> the virtblk_setup_cmd() which fits in one line perfectly.
>
> Signed-off-by: Chaitanya Kulkarni
> ---
> drivers/block/virtio_blk.c | 6 ++
> 1 file c
On Tue, Apr 19, 2022 at 09:10:50PM -0700, Chaitanya Kulkarni wrote:
> The function virtblk_setup_cmd() calls
> virtblk_setup_discard_write_zeroes() once we process the block layer
> request operation setup in the switch. Even though it saves duplicate
> call for REQ_OP_DISCARD and REQ_OP_WRITE_ZERO
On Wed, Apr 20, 2022 at 4:28 AM Hangbin Liu wrote:
>
> Currently, the kernel drops GSO VLAN tagged packet if it's created with
> socket(AF_PACKET, SOCK_RAW, 0) plus virtio_net_hdr.
>
> The reason is AF_PACKET doesn't adjust the skb network header if there is
> a VLAN tag. Then after virtio_net_hdr
On Tue, Apr 19, 2022 at 9:16 PM Hangbin Liu wrote:
>
> Hi Willem,
>
> On Tue, Apr 19, 2022 at 09:52:46AM -0400, Willem de Bruijn wrote:
> > Segmentation offload requires checksum offload. Packets that request
>
> OK, makes sense.
>
> > GSO but not NEEDS_CSUM are an aberration. We had to go out of
On Wed, Apr 20, 2022 at 10:17:27AM +0200, Maciej Szymański wrote:
> > > > > > Hmm so we have this:
> > > > > >
> > > > > >
> > > > > > if ((dev->features ^ features) & NETIF_F_GRO_HW) {
> > > > > > if (vi->xdp_enabled)
> > > > > > return -EBUSY;
在 2022/4/20 15:32, Maciej Szymański 写道:
On 20.04.2022 08:35, Michael S. Tsirkin wrote:
On Wed, Apr 20, 2022 at 11:07:00AM +0800, Jason Wang wrote:
On Tue, Apr 19, 2022 at 11:03 PM Michael S. Tsirkin
wrote:
On Tue, Apr 19, 2022 at 04:12:31PM +0200, Maciej Szymański wrote:
Hello,
I've found
在 2022/4/20 14:35, Michael S. Tsirkin 写道:
On Wed, Apr 20, 2022 at 11:07:00AM +0800, Jason Wang wrote:
On Tue, Apr 19, 2022 at 11:03 PM Michael S. Tsirkin wrote:
On Tue, Apr 19, 2022 at 04:12:31PM +0200, Maciej Szymański wrote:
Hello,
I've found a problem in virtio-net driver.
If virtio-net
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