[PATCH v5 2/9] vhost: introduce ASID support

[Maxime Coquelin]

On Mon, Oct 19, 2026 at 3:48 PM Eugenio Pérez <eperezma at redhat.com> wrote:
>
> From: Maxime Coquelin <maxime.coquelin at redhat.com>
>
> Set all ASID = 0 as it is the default when not set explicitly.
>
> Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>
> Signed-off-by: Maxime Coquelin <maxime.coquelin at redhat.com>
> Signed-off-by: Eugenio Pérez <eperezma at redhat.com>
> ---
>  lib/vhost/iotlb.c      | 233 +++++++++++++++++++++++++----------------
>  lib/vhost/iotlb.h      |  14 +--
>  lib/vhost/vduse.c      |   9 +-
>  lib/vhost/vhost.c      |  16 +--
>  lib/vhost/vhost.h      |  13 +--
>  lib/vhost/vhost_user.c |  13 +--
>  6 files changed, 177 insertions(+), 121 deletions(-)
>
> diff --git a/lib/vhost/iotlb.c b/lib/vhost/iotlb.c
> index f2c275a7d77e..e5e69d11cb65 100644
> --- a/lib/vhost/iotlb.c
> +++ b/lib/vhost/iotlb.c
> @@ -11,6 +11,16 @@
>  #include "iotlb.h"
>  #include "vhost.h"
>
> +struct iotlb {

I'm changing to struct vhost_iotlb, for consistency with vhost_iotlb
entry and also to avoid potential collision in the future.

> +       rte_rwlock_t                    pending_lock;
> +       struct vhost_iotlb_entry        *pool;
> +       TAILQ_HEAD(, vhost_iotlb_entry) list;
> +       TAILQ_HEAD(, vhost_iotlb_entry) pending_list;
> +       int                             cache_nr;
> +       rte_spinlock_t                  free_lock;
> +       SLIST_HEAD(, vhost_iotlb_entry) free_list;
> +};
> +