On Thu, 2023-08-31 at 18:50 +0300, Dragos Tatulea wrote:
> A firmware error is triggered when configuring a 9k MTU on the PF after
> switching to switchdev mode and then using a vdpa device with larger
> (1k) rings:
> mlx5_cmd_out_err: CREATE_GENERAL_OBJECT(0xa00) op_mod(0xd) failed, status bad
>
On Tue, 2023-08-29 at 20:40 +0300, Dragos Tatulea wrote:
> The error path in setup_driver deletes the debugfs entry but doesn't
> clear the pointer. During .dev_del the invalid pointer will be released
> again causing a crash.
>
> This patch fixes the issue by always clearing the debugfs entry in
On Mon, Sep 11, 2023 at 11:22:34PM +0300, Arseniy Krasnov wrote:
This adds handling of MSG_ZEROCOPY flag on transmission path:
1) If this flag is set and zerocopy transmission is possible (enabled
in socket options and transport allows zerocopy), then non-linear
skb will be created and
On Mon, Sep 11, 2023 at 11:22:32PM +0300, Arseniy Krasnov wrote:
For non-linear skb use its pages from fragment array as buffers in
virtio tx queue. These pages are already pinned by 'get_user_pages()'
during such skb creation.
Signed-off-by: Arseniy Krasnov
---
Changelog:
v2 -> v3:
* Comment
Hi Arseniy,
On Mon, Sep 11, 2023 at 11:22:30PM +0300, Arseniy Krasnov wrote:
Hello,
this patchset is first of three parts of another big patchset for
MSG_ZEROCOPY flag support:
https://lore.kernel.org/netdev/20230701063947.3422088-1-avkras...@sberdevices.ru/
During review of this series,
On Thu, Sep 14, 2023 at 05:05:17PM +0300, Arseniy Krasnov wrote:
Hello Stefano,
On 14.09.2023 17:07, Stefano Garzarella wrote:
Hi Arseniy,
On Mon, Sep 11, 2023 at 11:22:30PM +0300, Arseniy Krasnov wrote:
Hello,
this patchset is first of three parts of another big patchset for
MSG_ZEROCOPY
On 9/14/23 03:32, Leonardo Bras wrote:
On Tue, Sep 12, 2023 at 09:08:34AM +0800, Guo Ren wrote:
On Mon, Sep 11, 2023 at 11:34 PM Waiman Long wrote:
On 9/10/23 04:29, guo...@kernel.org wrote:
From: Guo Ren
Allow cmdline to force the kernel to use queued_spinlock when
On 9/11/2023 11:23 PM, Jason Wang wrote:
On Tue, Sep 12, 2023 at 7:31 AM Si-Wei Liu wrote:
Hi Jason,
On 9/10/2023 8:42 PM, Jason Wang wrote:
Hi Si-Wei:
On Sat, Sep 9, 2023 at 9:34 PM Si-Wei Liu wrote:
On-chip IOMMU parent driver could use it to restore memory mapping
to the initial
On 9/11/2023 11:53 PM, Jason Wang wrote:
On Tue, Sep 12, 2023 at 8:02 AM Si-Wei Liu wrote:
On 9/10/2023 8:48 PM, Jason Wang wrote:
On Sat, Sep 9, 2023 at 9:46 PM Si-Wei Liu wrote:
Today, mlx5_vdpa gets started by preallocate 1:1 DMA mapping at
device creation time, while this 1:1
On 9/12/2023 12:01 AM, Jason Wang wrote:
On Tue, Sep 12, 2023 at 8:28 AM Si-Wei Liu wrote:
On 9/10/2023 8:52 PM, Jason Wang wrote:
On Sat, Sep 9, 2023 at 9:46 PM Si-Wei Liu wrote:
Userspace needs this feature flag to distinguish if vhost-vdpa
iotlb in the kernel supports persistent
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