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SubjectRe: [PATCH v6 14/20] vfio/mdev: idxd: add 1dwq-v1 mdev type
On Fri, May 21, 2021 at 05:20:31PM -0700, Dave Jiang wrote:
> Add mdev device type "1dwq-v1" support code. 1dwq-v1 is defined as a
> single DSA gen1 dedicated WQ. This WQ cannot be shared between guests. The
> guest also cannot change any WQ configuration.
>
> Signed-off-by: Dave Jiang <dave.jiang@intel.com>
> drivers/vfio/mdev/idxd/mdev.c | 173 +++++++++++++++++++++++++++++++++++++++--
> 1 file changed, 166 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/vfio/mdev/idxd/mdev.c b/drivers/vfio/mdev/idxd/mdev.c
> index e484095baeea..9f6c4997ec24 100644
> +++ b/drivers/vfio/mdev/idxd/mdev.c
> @@ -22,6 +22,13 @@
> #include "idxd.h"
> #include "mdev.h"
>
> +static const char idxd_dsa_1dwq_name[] = "dsa-1dwq-v1";
> +static const char idxd_iax_1dwq_name[] = "iax-1dwq-v1";

Dare I ask why this is "v1"? If you need to significantly change
something you should make a whole new mdev.

Jason

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