From: "Xia, Chenbo" <chenbo.xia@intel.com>
To: Maxime Coquelin <maxime.coquelin@redhat.com>,
"dev@dpdk.org" <dev@dpdk.org>,
"david.marchand@redhat.com" <david.marchand@redhat.com>,
"mkp@redhat.com" <mkp@redhat.com>,
"fbl@redhat.com" <fbl@redhat.com>,
"jasowang@redhat.com" <jasowang@redhat.com>,
"Liang, Cunming" <cunming.liang@intel.com>,
"Xie, Yongji" <xieyongji@bytedance.com>,
"echaudro@redhat.com" <echaudro@redhat.com>,
"eperezma@redhat.com" <eperezma@redhat.com>,
"amorenoz@redhat.com" <amorenoz@redhat.com>,
"lulu@redhat.com" <lulu@redhat.com>
Subject: RE: [PATCH v3 25/28] vhost: add support for VDUSE IOTLB update event
Date: Mon, 29 May 2023 06:52:07 +0000 [thread overview]
Message-ID: <SN6PR11MB350464C66E319F12903315EF9C4A9@SN6PR11MB3504.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20230525162551.70359-26-maxime.coquelin@redhat.com>
> -----Original Message-----
> From: Maxime Coquelin <maxime.coquelin@redhat.com>
> Sent: Friday, May 26, 2023 12:26 AM
> To: dev@dpdk.org; Xia, Chenbo <chenbo.xia@intel.com>;
> david.marchand@redhat.com; mkp@redhat.com; fbl@redhat.com;
> jasowang@redhat.com; Liang, Cunming <cunming.liang@intel.com>; Xie, Yongji
> <xieyongji@bytedance.com>; echaudro@redhat.com; eperezma@redhat.com;
> amorenoz@redhat.com; lulu@redhat.com
> Cc: Maxime Coquelin <maxime.coquelin@redhat.com>
> Subject: [PATCH v3 25/28] vhost: add support for VDUSE IOTLB update event
>
> This patch adds support for VDUSE_UPDATE_IOTLB event
> handling, which consists in invaliding IOTLB entries for
> the range specified in the request.
>
> Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
> ---
> lib/vhost/vduse.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/lib/vhost/vduse.c b/lib/vhost/vduse.c
> index 3bf65d4b8b..110654ec68 100644
> --- a/lib/vhost/vduse.c
> +++ b/lib/vhost/vduse.c
> @@ -179,6 +179,13 @@ vduse_events_handler(int fd, void *arg, int *remove
> __rte_unused)
> dev->status = req.s.status;
> resp.result = VDUSE_REQ_RESULT_OK;
> break;
> + case VDUSE_UPDATE_IOTLB:
> + VHOST_LOG_CONFIG(dev->ifname, INFO, "\tIOVA range: %" PRIx64 "
> - %" PRIx64 "\n",
> + (uint64_t)req.iova.start, (uint64_t)req.iova.last);
> + vhost_user_iotlb_cache_remove(dev, req.iova.start,
> + req.iova.last - req.iova.start + 1);
> + resp.result = VDUSE_REQ_RESULT_OK;
> + break;
> default:
> resp.result = VDUSE_REQ_RESULT_FAILED;
> break;
> --
> 2.40.1
Reviewed-by: Chenbo Xia <chenbo.xia@intel.com>
next prev parent reply other threads:[~2023-05-29 6:52 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-25 16:25 [PATCH v3 00/28] Add VDUSE support to Vhost library Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 01/28] vhost: fix missing guest notif stat increment Maxime Coquelin
2023-06-01 19:59 ` Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 02/28] vhost: fix invalid call FD handling Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 03/28] vhost: fix IOTLB entries overlap check with previous entry Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 04/28] vhost: add helper of IOTLB entries coredump Maxime Coquelin
2023-05-26 8:46 ` David Marchand
2023-06-01 13:43 ` Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 05/28] vhost: add helper for IOTLB entries shared page check Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 06/28] vhost: don't dump unneeded pages with IOTLB Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 07/28] vhost: change to single IOTLB cache per device Maxime Coquelin
2023-05-29 6:32 ` Xia, Chenbo
2023-05-25 16:25 ` [PATCH v3 08/28] vhost: add offset field to IOTLB entries Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 09/28] vhost: add page size info to IOTLB entry Maxime Coquelin
2023-05-29 6:32 ` Xia, Chenbo
2023-05-25 16:25 ` [PATCH v3 10/28] vhost: retry translating IOVA after IOTLB miss Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 11/28] vhost: introduce backend ops Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 12/28] vhost: add IOTLB cache entry removal callback Maxime Coquelin
2023-05-29 6:33 ` Xia, Chenbo
2023-05-25 16:25 ` [PATCH v3 13/28] vhost: add helper for IOTLB misses Maxime Coquelin
2023-05-29 6:33 ` Xia, Chenbo
2023-05-25 16:25 ` [PATCH v3 14/28] vhost: add helper for interrupt injection Maxime Coquelin
2023-05-26 8:54 ` David Marchand
2023-06-01 13:58 ` Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 15/28] vhost: add API to set max queue pairs Maxime Coquelin
2023-05-26 8:58 ` David Marchand
2023-06-01 14:00 ` Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 16/28] net/vhost: use " Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 17/28] vhost: add control virtqueue support Maxime Coquelin
2023-05-29 6:51 ` Xia, Chenbo
2023-05-25 16:25 ` [PATCH v3 18/28] vhost: add VDUSE device creation and destruction Maxime Coquelin
2023-05-26 9:11 ` David Marchand
2023-06-01 14:05 ` Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 19/28] vhost: add VDUSE callback for IOTLB miss Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 20/28] vhost: add VDUSE callback for IOTLB entry removal Maxime Coquelin
2023-05-29 6:51 ` Xia, Chenbo
2023-05-25 16:25 ` [PATCH v3 21/28] vhost: add VDUSE callback for IRQ injection Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 22/28] vhost: add VDUSE events handler Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 23/28] vhost: add support for virtqueue state get event Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 24/28] vhost: add support for VDUSE status set event Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 25/28] vhost: add support for VDUSE IOTLB update event Maxime Coquelin
2023-05-29 6:52 ` Xia, Chenbo [this message]
2023-05-25 16:25 ` [PATCH v3 26/28] vhost: add VDUSE device startup Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 27/28] vhost: add multiqueue support to VDUSE Maxime Coquelin
2023-05-25 16:25 ` [PATCH v3 28/28] vhost: add VDUSE device stop Maxime Coquelin
2023-05-29 6:53 ` Xia, Chenbo
2023-06-01 18:48 ` Maxime Coquelin
2023-05-26 9:14 ` [PATCH v3 00/28] Add VDUSE support to Vhost library David Marchand
2023-06-01 14:59 ` Maxime Coquelin
2023-06-01 15:18 ` David Marchand
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