在 2021/3/15 下午3:45, Zhu Lingshan 写道:
static u32 ifcvf_vdpa_get_device_id(struct vdpa_device *vdpa_dev)
{
- return VIRTIO_ID_NET;
+ struct ifcvf_hw *vf = vdpa_to_vf(vdpa_dev);
+ u32 ret = -EOPNOTSUPP;
+
+ if (ifcvf_probed_virtio_net(vf))
+ ret = VIRTIO_I
ERR(ifcvf->pdev, "VIRTIO_F_ACCESS_PLATFORM not
negotiated\n");
Should be "is not negotiated".
Otherwise:
Acked-by: Jason Wang
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
void ifcvf_read_net_config(struct ifcvf_hw *hw, u64 offset,
Lingshan
Acked-by: Jason Wang
---
drivers/vdpa/ifcvf/ifcvf_base.c | 12 ++--
drivers/vdpa/ifcvf/ifcvf_base.h | 2 ++
drivers/vdpa/ifcvf/ifcvf_main.c | 2 ++
3 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/drivers/vdpa/ifcvf/ifcvf_base.c b/drivers/vdpa/ifcvf
在 2021/3/15 下午3:44, Zhu Lingshan 写道:
This commit removes the version number string, using kernel
version is enough.
Signed-off-by: Zhu Lingshan
Reviewed-by: Leon Romanovsky
Acked-by: Jason Wang
---
drivers/vdpa/ifcvf/ifcvf_main.c | 2 --
1 file changed, 2 deletions(-)
diff --git
在 2021/3/15 下午3:44, Zhu Lingshan 写道:
IFCVF driver probes multiple types of devices now,
to distinguish the original device driven by IFCVF
from others, it is renamed as "N3000".
Signed-off-by: Zhu Lingshan
Acked-by: Jason Wang
If you want to have a general driver, you proba
在 2021/3/15 下午3:44, Zhu Lingshan 写道:
This commit enabled Intel FPGA SmartNIC C5000X-PL virtio-net
for vDPA
Signed-off-by: Zhu Lingshan
Acked-by: Jason Wang
---
drivers/vdpa/ifcvf/ifcvf_base.h | 5 +
drivers/vdpa/ifcvf/ifcvf_main.c | 5 +
2 files changed, 10 insertions
在 2021/3/15 下午3:44, Zhu Lingshan 写道:
In this commit, ifcvf_get_vendor_id() will return
a device specific vendor id of the probed pci device
than a hard code.
Signed-off-by: Zhu Lingshan
Acked-by: Jason Wang
---
drivers/vdpa/ifcvf/ifcvf_main.c | 5 -
1 file changed, 4 insertions
_le(vq);
vhost_disable_cross_endian(vq);
And so user_be is used before being set.
To fix that, reverse the lines order as there is no other dependency
between them.
Signed-off-by: Laurent Vivier
Acked-by: Jason Wang
---
drivers/vhost/vhost.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
On 2021/3/15 9:14 上午, Jie Deng wrote:
On 2021/3/12 16:58, Arnd Bergmann wrote:
On Fri, Mar 12, 2021 at 2:33 PM Jie Deng wrote:
+
+/**
+ * struct virtio_i2c_req - the virtio I2C request structure
+ * @out_hdr: the OUT header of the virtio I2C message
+ * @buf: the buffer into which data is
On 2021/3/12 2:18 上午, Randy Dunlap wrote:
On 3/10/21 9:14 PM, Stephen Rothwell wrote:
Hi all,
Warning: Some of the branches in linux-next are still based on v5.12-rc1,
so please be careful if you are trying to bisect a bug.
News: if your -next included tree is based on Linus' tree tag
v5.12-
The modern PCI device module should be built independently without
VIRTIO. This patch fixes this.
Fixes: 7075992ba8873（“vdpa: introduce virtio pci driver")
Reported-by: Randy Dunlap
Signed-off-by: Jason Wang
---
drivers/Makefile | 1 +
1 file changed, 1 insertion(+)
diff --git a/dr
On 2021/3/12 2:40 下午, Zhu, Lingshan wrote:
On 3/12/2021 1:52 PM, Jason Wang wrote:
On 2021/3/11 3:19 下午, Zhu, Lingshan wrote:
On 3/11/2021 2:20 PM, Jason Wang wrote:
On 2021/3/11 12:16 下午, Zhu Lingshan wrote:
On 3/11/2021 11:20 AM, Jason Wang wrote:
On 2021/3/10 5:00 下午, Zhu
is case to avoid to use an invalid pointer in
other functions such as vhost_vdpa_config_put().
Fixes: 776f395004d8 ("vhost_vdpa: Support config interrupt in vdpa")
Cc: lingshan@intel.com
Cc: sta...@vger.kernel.org
Signed-off-by: Stefano Garzarella
Acked-by: Jason Wang
---
d
y_SYSCALL_64_after_hwframe+0x44/0xae
Fixes: 776f395004d8 ("vhost_vdpa: Support config interrupt in vdpa")
Cc: lingshan@intel.com
Cc: sta...@vger.kernel.org
Signed-off-by: Stefano Garzarella
Acked-by: Jason Wang
---
drivers/vhost/vdpa.c | 4 +++-
1 file changed, 3 insertion
On 2021/3/11 3:19 下午, Zhu, Lingshan wrote:
On 3/11/2021 2:20 PM, Jason Wang wrote:
On 2021/3/11 12:16 下午, Zhu Lingshan wrote:
On 3/11/2021 11:20 AM, Jason Wang wrote:
On 2021/3/10 5:00 下午, Zhu Lingshan wrote:
vDPA requres VIRTIO_F_ACCESS_PLATFORM as a must, this commit
examines this
On 2021/3/11 12:16 下午, Zhu Lingshan wrote:
On 3/11/2021 11:20 AM, Jason Wang wrote:
On 2021/3/10 5:00 下午, Zhu Lingshan wrote:
vDPA requres VIRTIO_F_ACCESS_PLATFORM as a must, this commit
examines this when set features.
Signed-off-by: Zhu Lingshan
---
drivers/vdpa/ifcvf/ifcvf_base.c
On 2021/3/11 12:23 下午, Zhu Lingshan wrote:
On 3/11/2021 11:25 AM, Jason Wang wrote:
On 2021/3/10 5:00 下午, Zhu Lingshan wrote:
IFCVF driver probes multiple types of devices now,
to distinguish the original device driven by IFCVF
from others, it is renamed as "N3000".
Signed-o
On 2021/3/11 12:21 下午, Zhu Lingshan wrote:
On 3/11/2021 11:23 AM, Jason Wang wrote:
On 2021/3/10 5:00 下午, Zhu Lingshan wrote:
In this commit, ifcvf_get_vendor_id() will return
a device specific vendor id of the probed pci device
than a hard code.
Signed-off-by: Zhu Lingshan
On 2021/3/10 5:00 下午, Zhu Lingshan wrote:
IFCVF driver probes multiple types of devices now,
to distinguish the original device driven by IFCVF
from others, it is renamed as "N3000".
Signed-off-by: Zhu Lingshan
---
drivers/vdpa/ifcvf/ifcvf_base.h | 8
drivers/vdpa/ifcvf/ifcvf_main
On 2021/3/10 5:00 下午, Zhu Lingshan wrote:
In this commit, ifcvf_get_vendor_id() will return
a device specific vendor id of the probed pci device
than a hard code.
Signed-off-by: Zhu Lingshan
---
drivers/vdpa/ifcvf/ifcvf_main.c | 5 -
1 file changed, 4 insertions(+), 1 deletion(-)
diff
On 2021/3/10 5:00 下午, Zhu Lingshan wrote:
vDPA requres VIRTIO_F_ACCESS_PLATFORM as a must, this commit
examines this when set features.
Signed-off-by: Zhu Lingshan
---
drivers/vdpa/ifcvf/ifcvf_base.c | 8
drivers/vdpa/ifcvf/ifcvf_base.h | 1 +
drivers/vdpa/ifcvf/ifcvf_main.c | 5
On 2021/3/10 10:22 上午, Jie Deng wrote:
On 2021/3/4 17:15, Jason Wang wrote:
+ }
+
+ if (msgs[i].flags & I2C_M_RD)
+ memcpy(msgs[i].buf, req->buf, msgs[i].len);
Sorry if I had asked this before but any rason not to use msg[i].buf
directly?
The msg[i]
On 2021/3/9 10:28 上午, Zhu, Lingshan wrote:
On 3/9/2021 10:23 AM, Jason Wang wrote:
On 2021/3/8 4:35 下午, Zhu Lingshan wrote:
This commit enabled Intel FPGA SmartNIC C5000X-PL virtio-net
for vDPA
Signed-off-by: Zhu Lingshan
---
drivers/vdpa/ifcvf/ifcvf_base.h | 5 +
drivers/vdpa
On 2021/3/8 4:35 下午, Zhu Lingshan wrote:
This commit removes the version number string, using kernel
version is enough.
Signed-off-by: Zhu Lingshan
---
Acked-by: Jason Wang
drivers/vdpa/ifcvf/ifcvf_main.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/vdpa/ifcvf
On 2021/3/8 4:35 下午, Zhu Lingshan wrote:
IFCVF driver probes multiple types of devices now,
to distinguish the original device driven by IFCVF
from others, it is renamed as "N3000".
Signed-off-by: Zhu Lingshan
Acked-by: Jason Wang
You probably need to rename the drive
On 2021/3/8 4:35 下午, Zhu Lingshan wrote:
This commit enabled Intel FPGA SmartNIC C5000X-PL virtio-net
for vDPA
Signed-off-by: Zhu Lingshan
---
drivers/vdpa/ifcvf/ifcvf_base.h | 5 +
drivers/vdpa/ifcvf/ifcvf_main.c | 5 +
2 files changed, 10 insertions(+)
diff --git a/drivers/vdpa
On 2021/3/8 4:35 下午, Zhu Lingshan wrote:
In this commit, ifcvf_get_vendor_id() will return
a device specific vendor id of the probed pci device
than a hard code.
Signed-off-by: Zhu Lingshan
Acked-by: Jason Wang
---
drivers/vdpa/ifcvf/ifcvf_main.c | 5 -
1 file changed, 4
On 2021/3/5 4:37 下午, Stefano Garzarella wrote:
On Thu, Mar 04, 2021 at 04:31:22PM +0800, Jason Wang wrote:
On 2021/3/2 10:06 下午, Stefano Garzarella wrote:
On Tue, Mar 02, 2021 at 12:05:35PM +0800, Jason Wang wrote:
On 2021/2/16 5:44 下午, Stefano Garzarella wrote:
vdpa_get_config() and
On 2021/3/5 10:19 下午, Zhu Lingshan wrote:
This commit enabled Intel FPGA SmartNIC C5000X-PL virtio-net
for vDPA.
C5000X-PL vendor id 0x1AF4, device id 0x1000,
subvendor id 0x8086, sub device id 0x0001
To distinguish C5000X-PL from other ifcvf driven devices,
the original ifcvf device is named
ifcvf_vdpa_get_vendor_id(struct vdpa_device *vdpa_dev)
{
- return IFCVF_SUBSYS_VENDOR_ID;
+ struct ifcvf_adapter *adapter = vdpa_to_adapter(vdpa_dev);
+ struct pci_dev *pdev = adapter->pdev;
+
+ return pdev->subsystem_vendor;
}
Acked-by: Jason Wang
stat
On 2021/3/5 1:47 下午, Jie Deng wrote:
On 2021/3/4 17:15, Jason Wang wrote:
On 2021/3/4 9:59 上午, Jie Deng wrote:
Add an I2C bus driver for virtio para-virtualization.
The controller can be emulated by the backend driver in
any device model software by following the virtio protocol.
The
On 2021/3/4 9:50 下午, Cornelia Huck wrote:
On Thu, 4 Mar 2021 16:24:16 +0800
Jason Wang wrote:
On 2021/3/3 4:29 下午, Cornelia Huck wrote:
On Wed, 3 Mar 2021 12:01:01 +0800
Jason Wang wrote:
On 2021/3/2 8:08 下午, Cornelia Huck wrote:
On Mon, 1 Mar 2021 11:51:08 +0800
Jason Wang wrote
On 2021/3/4 9:59 上午, Jie Deng wrote:
Add an I2C bus driver for virtio para-virtualization.
The controller can be emulated by the backend driver in
any device model software by following the virtio protocol.
The device specification can be found on
https://lists.oasis-open.org/archives/virtio-
On 2021/3/2 10:15 下午, Stefano Garzarella wrote:
On Tue, Mar 02, 2021 at 12:14:13PM +0800, Jason Wang wrote:
On 2021/2/16 5:44 下午, Stefano Garzarella wrote:
This new callback is used to get the size of the configuration space
of vDPA devices.
Signed-off-by: Stefano Garzarella
---
include
On 2021/3/2 10:06 下午, Stefano Garzarella wrote:
On Tue, Mar 02, 2021 at 12:05:35PM +0800, Jason Wang wrote:
On 2021/2/16 5:44 下午, Stefano Garzarella wrote:
vdpa_get_config() and vdpa_set_config() now return the amount
of bytes read and written, so let's return them to the user space
On 2021/3/3 4:29 下午, Cornelia Huck wrote:
On Wed, 3 Mar 2021 12:01:01 +0800
Jason Wang wrote:
On 2021/3/2 8:08 下午, Cornelia Huck wrote:
On Mon, 1 Mar 2021 11:51:08 +0800
Jason Wang wrote:
On 2021/3/1 5:25 上午, Michael S. Tsirkin wrote:
On Fri, Feb 26, 2021 at 04:19:16PM +0800, Jason
On 2021/3/2 5:47 下午, Michael S. Tsirkin wrote:
On Mon, Mar 01, 2021 at 11:56:50AM +0800, Jason Wang wrote:
On 2021/3/1 5:34 上午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 10:24:41AM -0800, Si-Wei Liu wrote:
Detecting it isn't enough though, we will need a new ioctl to notif
ility.
"
Fixes: 4c8cf31885f6 ("vhost: introduce vDPA-based backend")
Signed-off-by: Jason Wang
---
drivers/vhost/vdpa.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index ef688c8c0e0e..e93572e2e344 100644
--- a/
On 2021/3/2 5:51 下午, Michael S. Tsirkin wrote:
On Tue, Mar 02, 2021 at 04:14:18AM -0500, Jason Wang wrote:
When CAP_IPC_LOCK is set we should not check locked memory against
rlimit as what has been implemented in mlock().
Signed-off-by: Jason Wang
Indeed and it's not just
When CAP_IPC_LOCK is set we should not check locked memory against
rlimit as what has been implemented in mlock().
Signed-off-by: Jason Wang
---
drivers/vhost/vdpa.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index
On 2021/3/2 1:16 下午, Viresh Kumar wrote:
On 02-03-21, 13:06, Jie Deng wrote:
Yeah. Actually, the backend only needs "struct virtio_i2c_out_hdr out_hdr"
and "struct virtio_i2c_in_hdr in_hdr" for communication. So we only need to
keep
the first two in uapi and move "struct virtio_i2c_req" into t
On 2021/2/16 5:44 下午, Stefano Garzarella wrote:
This new callback is used to get the size of the configuration space
of vDPA devices.
Signed-off-by: Stefano Garzarella
---
include/linux/vdpa.h | 4
drivers/vdpa/ifcvf/ifcvf_main.c | 6 ++
drivers/vdpa/mlx5/net/mlx5_
On 2021/2/16 5:44 下午, Stefano Garzarella wrote:
vdpa_get_config() and vdpa_set_config() now return the amount
of bytes read and written, so let's return them to the user space.
We also modify vhost_vdpa_config_validate() to return 0 (bytes read
or written) instead of an error, when the buffer
t;)
Signed-off-by: Eli Cohen
Acked-by: Jason Wang
---
drivers/vdpa/mlx5/net/mlx5_vnet.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c
b/drivers/vdpa/mlx5/net/mlx5_vnet.c
index dc7031132fff..7d21b857a94a 100644
--- a/drivers/vdp
On 2021/3/1 5:34 上午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 10:24:41AM -0800, Si-Wei Liu wrote:
Detecting it isn't enough though, we will need a new ioctl to notify
the kernel that it's a legacy guest. Ugh :(
Well, although I think adding an ioctl is doable, may I know what the use
On 2021/3/1 5:30 上午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 05:30:37PM +0800, Jason Wang wrote:
On 2021/2/24 4:43 下午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 04:26:43PM +0800, Jason Wang wrote:
Basically on first guest access QEMU would tell kernel whether
On 2021/3/1 5:25 上午, Michael S. Tsirkin wrote:
On Fri, Feb 26, 2021 at 04:19:16PM +0800, Jason Wang wrote:
On 2021/2/26 2:53 上午, Michael S. Tsirkin wrote:
On Thu, Feb 25, 2021 at 12:36:07PM +0800, Jason Wang wrote:
On 2021/2/24 7:12 下午, Cornelia Huck wrote:
On Wed, 24 Feb 2021 17:29:07
On 2021/2/26 2:53 上午, Michael S. Tsirkin wrote:
On Thu, Feb 25, 2021 at 12:36:07PM +0800, Jason Wang wrote:
On 2021/2/24 7:12 下午, Cornelia Huck wrote:
On Wed, 24 Feb 2021 17:29:07 +0800
Jason Wang wrote:
On 2021/2/23 6:58 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 18:31:07 +0800
Jason
On 2021/2/24 7:12 下午, Cornelia Huck wrote:
On Wed, 24 Feb 2021 17:29:07 +0800
Jason Wang wrote:
On 2021/2/23 6:58 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 18:31:07 +0800
Jason Wang wrote:
On 2021/2/23 6:04 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 17:46:20 +0800
Jason Wang
On 2021/2/23 6:17 下午, Jason Wang wrote:
On 2021/2/23 6:01 下午, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 05:46:20PM +0800, Jason Wang wrote:
On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
On 2/21/2021 8:14 PM, Jason Wang
On 2021/2/24 4:43 下午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 04:26:43PM +0800, Jason Wang wrote:
Basically on first guest access QEMU would tell kernel whether
guest is using the legacy or the modern interface.
E.g. virtio_pci_config_read/virtio_pci_config_write will
On 2021/2/23 6:58 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 18:31:07 +0800
Jason Wang wrote:
On 2021/2/23 6:04 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 17:46:20 +0800
Jason Wang wrote:
On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si
On 2021/2/24 2:47 下午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 08:45:20AM +0200, Eli Cohen wrote:
On Wed, Feb 24, 2021 at 12:17:58AM -0500, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 11:20:01AM +0800, Jason Wang wrote:
On 2021/2/24 3:35 上午, Si-Wei Liu wrote:
On 2/23/2021 5
On 2021/2/24 2:46 下午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 02:04:36PM +0800, Jason Wang wrote:
On 2021/2/24 1:04 下午, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 11:35:57AM -0800, Si-Wei Liu wrote:
On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 10
On 2021/2/24 1:04 下午, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 11:35:57AM -0800, Si-Wei Liu wrote:
On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
On 2/21/2021 11:34 PM, Michael S
On 2021/2/24 1:17 下午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 11:20:01AM +0800, Jason Wang wrote:
On 2021/2/24 3:35 上午, Si-Wei Liu wrote:
On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
On 2021/2/23 9:12 上午, Si-Wei Liu
On 2021/2/24 3:35 上午, Si-Wei Liu wrote:
On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
On 2/21/2021 11:34 PM, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 12:14:17PM +0800, Jason
On 2021/2/23 6:04 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 17:46:20 +0800
Jason Wang wrote:
On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
On 2/21/2021 8:14 PM, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu wrote
On 2021/2/23 6:01 下午, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 05:46:20PM +0800, Jason Wang wrote:
On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
On 2/21/2021 8:14 PM, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu
On 2021/2/23 下午5:26, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 08:05:26AM +0200, Eli Cohen wrote:
On Sun, Feb 21, 2021 at 04:52:05PM -0500, Michael S. Tsirkin wrote:
On Sun, Feb 21, 2021 at 04:44:37PM +0200, Eli Cohen wrote:
On Fri, Feb 19, 2021 at 06:54:58AM -0500, Si-Wei Liu wrote:
On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
On 2/21/2021 8:14 PM, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exception
: Jason Wang
---
drivers/vdpa/Kconfig | 7 +
drivers/vdpa/Makefile | 1 +
drivers/vdpa/virtio_pci/Makefile | 2 +
drivers/vdpa/virtio_pci/vp_vdpa.c | 458 ++
4 files changed, 468 insertions(+)
create mode 100644 drivers/vdpa/virtio_pci
This patch delay the queue number setting to vDPA device
registering. This allows us to probe the virtqueue numbers between
device allocation and registering.
Reviewed-by: Stefano Garzarella
Signed-off-by: Jason Wang
---
drivers/vdpa/ifcvf/ifcvf_main.c | 5 ++---
drivers/vdpa/mlx5/net
Bergmann
Cc: Anders Roxell
Cc: Guenter Roeck
Reported-by: Naresh Kamboju
Fixes: 86b87c9d858b6 ("virtio-pci: introduce modern device module")
Signed-off-by: Jason Wang
---
drivers/virtio/Kconfig | 11 ++-
drivers/virtio/Makefile | 2 +-
2 files changed, 7 insertions(+), 6
th virtio-pci driver
- No feature whitelist, supporting any features (mq, config etc)
Jason Wang (3):
virtio: don't prompt CONFIG_VIRTIO_PCI_MODERN
vdpa: set the virtqueue num during register
vdpa: introduce virtio pci driver
drivers/vdpa/Kconfig | 7 +
drivers/vdpa
name vdpa0
3. Show vdpa devices
$ vdpa dev show
vdpa0: type network mgmtdev pci/:3b:00.1 vendor_id max_vqs 16 \
max_vq_size 256
Signed-off-by: Eli Cohen
Reviewed-by: Parav Pandit
Acked-by: Jason Wang
---
v0->v1:
set mgtdev->ndev NULL on dev delete
drivers/vdpa/ml
On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
On 2/21/2021 11:34 PM, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 12:14:17PM +0800, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exc
On 2021/2/23 1:09 上午, Si-Wei Liu wrote:
On 2/21/2021 8:14 PM, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exception for legacy guests to reset
features to 0, when config space i
On 2021/2/22 5:04 下午, Stefano Garzarella wrote:
On Sat, Feb 20, 2021 at 04:46:29PM +0800, Jason Wang wrote:
This patch introduce a vDPA driver for virtio-pci device. It bridges
the virtio-pci control command to the vDPA bus. This will be used for
features prototyping and testing.
Note that
On 2021/2/22 3:29 下午, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 11:42:44AM +0800, Jason Wang wrote:
On 2021/2/19 11:38 下午, Guenter Roeck wrote:
On 2/19/21 12:45 AM, Jason Wang wrote:
We used to prompt CONFIG_VIRTIO_PCI_MODERN to user which may bring a
lot of confusion. E.g it may
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exception for legacy guests to reset
features to 0, when config space is accessed before features
are set. We should relieve the verify_min_features() check
and allow featu
On 2021/2/21 12:28 上午, Xianting Tian wrote:
virtio_config_enable(), virtio_config_disable() are only used inside
drivers/virtio/virtio.c, so it doesn't need export the symbols.
Signed-off-by: Xianting Tian
Acked-by: Jason Wang
---
drivers/virtio/virtio.c | 6 ++
include/
On 2021/2/19 11:38 下午, Guenter Roeck wrote:
On 2/19/21 12:45 AM, Jason Wang wrote:
We used to prompt CONFIG_VIRTIO_PCI_MODERN to user which may bring a
lot of confusion. E.g it may break various default configs which want
virtio devices.
So this patch fixes this by hide the prompot and
On 2021/2/19 10:55 下午, Willem de Bruijn wrote:
On Fri, Feb 19, 2021 at 3:53 AM Jason Wang wrote:
On 2021/2/18 11:50 下午, Willem de Bruijn wrote:
On Thu, Feb 18, 2021 at 10:01 AM Balazs Nemeth wrote:
For gso packets, virtio_net_hdr_set_proto sets the protocol (if it isn't
set) based o
On 2021/2/19 6:12 下午, Arnd Bergmann wrote:
On Fri, Feb 19, 2021 at 9:45 AM Jason Wang wrote:
We used to prompt CONFIG_VIRTIO_PCI_MODERN to user which may bring a
lot of confusion. E.g it may break various default configs which want
virtio devices.
So this patch fixes this by hide the
This patch delay the queue number setting to vDPA device
registering. This allows us to probe the virtqueue numbers between
device allocation and registering.
Signed-off-by: Jason Wang
---
drivers/vdpa/ifcvf/ifcvf_main.c | 5 ++---
drivers/vdpa/mlx5/net/mlx5_vnet.c| 4 ++--
drivers
: Jason Wang
---
drivers/vdpa/Kconfig | 7 +
drivers/vdpa/Makefile | 1 +
drivers/vdpa/virtio_pci/Makefile | 2 +
drivers/vdpa/virtio_pci/vp_vdpa.c | 456 ++
4 files changed, 466 insertions(+)
create mode 100644 drivers/vdpa/virtio_pci
common codes from virito-pci and share it with vDPA driver
- Use dynamic id in order to be less confusing with virtio-pci driver
- No feature whitelist, supporting any features (mq, config etc)
Jason Wang (2):
vdpa: set the virtqueue num during register
vdpa: introduce virtio pci driv
On 2021/2/20 10:05 上午, Si-Wei Liu wrote:
On 2/18/2021 7:10 PM, Jason Wang wrote:
On 2021/2/18 8:43 下午, Si-Wei Liu wrote:
On 2/17/2021 8:44 PM, Jason Wang wrote:
On 2021/2/10 下午4:59, Si-Wei Liu wrote:
On 2/9/2021 7:53 PM, Jason Wang wrote:
On 2021/2/10 上午10:30, Si-Wei Liu wrote
On 2021/2/19 6:13 下午, Christoph Hellwig wrote:
On Fri, Feb 19, 2021 at 03:45:09AM -0500, Jason Wang wrote:
We used to prompt CONFIG_VIRTIO_PCI_MODERN to user which may bring a
lot of confusion. E.g it may break various default configs which want
virtio devices.
So this patch fixes this by
On 2021/2/18 11:50 下午, Willem de Bruijn wrote:
On Thu, Feb 18, 2021 at 10:01 AM Balazs Nemeth wrote:
For gso packets, virtio_net_hdr_set_proto sets the protocol (if it isn't
set) based on the type in the virtio net hdr, but the skb could contain
anything since it could come from packet_snd th
-by: Naresh Kamboju
Fixes: 86b87c9d858b6 ("virtio-pci: introduce modern device module")
Signed-off-by: Jason Wang
---
drivers/virtio/Kconfig | 9 +
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/virtio/Kconfig b/drivers/virtio/Kconfig
index 6b9b81f4b8c2..be
On 2021/2/13 4:14 上午, Guenter Roeck wrote:
On Mon, Jan 04, 2021 at 02:55:00PM +0800, Jason Wang wrote:
Signed-off-by: Jason Wang
Reported-by: Naresh Kamboju
I don't really see the point of having to enable VIRTIO_PCI_MODERN
because otherwise VIRTIO_PCI no longer works. If VIRTIO_PC
On 2021/2/18 8:43 下午, Si-Wei Liu wrote:
On 2/17/2021 8:44 PM, Jason Wang wrote:
On 2021/2/10 下午4:59, Si-Wei Liu wrote:
On 2/9/2021 7:53 PM, Jason Wang wrote:
On 2021/2/10 上午10:30, Si-Wei Liu wrote:
On 2/8/2021 10:37 PM, Jason Wang wrote:
On 2021/2/9 下午2:12, Eli Cohen wrote:
On
Fixes: b35ccebe3ef7 ("vdpa/mlx5: Restore the hardware used index
after change map")
Signed-off-by: Si-Wei Liu
Acked-by: Jason Wang
Acked-by: Eli Cohen
I take it back. I think we don't need to clear the indexes at all. In
case we need to restore indexes we'll get the right values thro
bogus (incomplete) checksum
transmitted on the wire.
Fixes: 1a86b377aa21 ("vdpa/mlx5: Add VDPA driver for supported mlx5 devices")
Signed-off-by: Si-Wei Liu
Acked-by: Jason Wang
---
drivers/vdpa/mlx5/net/mlx5_vnet.c | 25 +++--
1 file changed, 15 insertions(+), 10 del
offset,
{
struct vdpasim *vdpasim = vdpa_to_sim(vdpa);
- if (offset + len < sizeof(struct virtio_net_config))
+ if (offset + len <= sizeof(struct virtio_net_config))
memcpy(buf, (u8 *)&vdpasim->config + offset, len);
}
Acked-by: Jason Wang
On 2021/2/11 下午7:52, Arnd Bergmann wrote:
On Wed, Feb 10, 2021 at 8:05 PM Anders Roxell wrote:
Since patch ("virtio-pci: introduce modern device module") got added it
is not possible to boot a defconfig kernel in qemu with a virtio pci
device. Add CONFIG_VIRTIO_PCI_MODERN=y fragment makes th
On 2021/2/10 下午8:35, Michael S. Tsirkin wrote:
On Wed, Feb 10, 2021 at 12:44:03PM +0800, Jason Wang wrote:
On 2021/2/9 下午10:20, Michael S. Tsirkin wrote:
On Mon, Jan 04, 2021 at 02:55:00PM +0800, Jason Wang wrote:
Signed-off-by: Jason Wang
---
drivers/virtio/Kconfig
On 2021/2/10 下午6:08, Stefano Garzarella wrote:
On Tue, Feb 09, 2021 at 04:31:23AM -0500, Michael S. Tsirkin wrote:
On Tue, Feb 09, 2021 at 11:24:03AM +0800, Jason Wang wrote:
On 2021/2/9 上午2:38, Michael S. Tsirkin wrote:
> On Mon, Feb 08, 2021 at 05:17:41PM +0100, Stefano Garzarella wr
On 2021/2/10 下午4:59, Si-Wei Liu wrote:
On 2/9/2021 7:53 PM, Jason Wang wrote:
On 2021/2/10 上午10:30, Si-Wei Liu wrote:
On 2/8/2021 10:37 PM, Jason Wang wrote:
On 2021/2/9 下午2:12, Eli Cohen wrote:
On Tue, Feb 09, 2021 at 11:20:14AM +0800, Jason Wang wrote:
On 2021/2/8 下午6:04, Eli
On 2021/2/10 上午11:04, Tang Bin wrote:
The file virtio_mmio.c has defined the function to_virtio_mmio_device,
so use it instead of container_of() to simply code. And remove
superfluous blank lines in this file.
Signed-off-by: Tang Bin
---
drivers/virtio/virtio_mmio.c | 16 +---
On 2021/2/9 下午10:20, Michael S. Tsirkin wrote:
On Mon, Jan 04, 2021 at 02:55:00PM +0800, Jason Wang wrote:
Signed-off-by: Jason Wang
---
drivers/virtio/Kconfig | 10 +-
drivers/virtio/Makefile| 1 +
drivers/virtio/virtio_pci_common.h | 27
On 2021/2/9 下午6:15, Naresh Kamboju wrote:
Hi Jason,
On Mon, 4 Jan 2021 at 12:28, Jason Wang wrote:
Signed-off-by: Jason Wang
---
drivers/virtio/Kconfig | 10 +-
drivers/virtio/Makefile| 1 +
drivers/virtio/virtio_pci_common.h | 27 +-
drivers
On 2021/2/9 下午5:00, Stefano Garzarella wrote:
On Tue, Feb 09, 2021 at 07:43:02AM +0200, Eli Cohen wrote:
On Mon, Feb 08, 2021 at 05:17:41PM +0100, Stefano Garzarella wrote:
It's legal to have 'offset + len' equal to
sizeof(struct virtio_net_config), since 'ndev->config' is a
'struct virtio_ne
On 2021/2/10 上午8:26, Si-Wei Liu wrote:
On 2/8/2021 7:37 PM, Jason Wang wrote:
On 2021/2/6 下午8:29, Si-Wei Liu wrote:
While virtq is stopped, get_vq_state() is supposed to
be called to get sync'ed with the latest internal
avail_index from device. The saved avail_index is us
On 2021/2/10 上午10:30, Si-Wei Liu wrote:
On 2/8/2021 10:37 PM, Jason Wang wrote:
On 2021/2/9 下午2:12, Eli Cohen wrote:
On Tue, Feb 09, 2021 at 11:20:14AM +0800, Jason Wang wrote:
On 2021/2/8 下午6:04, Eli Cohen wrote:
On Mon, Feb 08, 2021 at 05:04:27PM +0800, Jason Wang wrote:
On 2021/2/8
On 2021/2/9 下午2:12, Eli Cohen wrote:
On Tue, Feb 09, 2021 at 11:20:14AM +0800, Jason Wang wrote:
On 2021/2/8 下午6:04, Eli Cohen wrote:
On Mon, Feb 08, 2021 at 05:04:27PM +0800, Jason Wang wrote:
On 2021/2/8 下午2:37, Eli Cohen wrote:
On Mon, Feb 08, 2021 at 12:27:18PM +0800, Jason Wang wrote
On 2021/2/6 下午8:29, Si-Wei Liu wrote:
While virtq is stopped, get_vq_state() is supposed to
be called to get sync'ed with the latest internal
avail_index from device. The saved avail_index is used
to restate the virtq once device is started. Commit
b35ccebe3ef7 introduced the clear_vir
On 2021/2/8 下午8:04, Michael S. Tsirkin wrote:
On Mon, Feb 08, 2021 at 01:42:27PM +0800, Jason Wang wrote:
On 2021/2/5 下午11:34, Michael S. Tsirkin wrote:
On Mon, Jan 04, 2021 at 02:55:00PM +0800, Jason Wang wrote:
Signed-off-by: Jason Wang
I don't exactly get why we need to split the m
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