Message ID | 20230525162551.70359-26-maxime.coquelin@redhat.com (mailing list archive) |
---|---|
State | Superseded, archived |
Delegated to: | Maxime Coquelin |
Headers |
Return-Path: <dev-bounces@dpdk.org> X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 1AC7B42B9D; Thu, 25 May 2023 18:28:31 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 749C842FEE; Thu, 25 May 2023 18:27:31 +0200 (CEST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mails.dpdk.org (Postfix) with ESMTP id BC9F142F94 for <dev@dpdk.org>; Thu, 25 May 2023 18:27:29 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1685032049; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hZIc54wQsoQo2oDzD8tMk/y1rjat5yw4yAF15DwczB8=; b=DP/3xxlubB4RyXOREKlTXD0OldsEbhh4CU0mfntEVDTZFZSjKfrAQuB5SUvIlxRTUGCyUG Jfl0EQbGeU0SRh2TrYNLCuWbXd6Jv4b3yTvxnrqsd2dLpt88yupdmVjfAahVNCLMizioJR rtZ6vz4hwGrfjcQ7zNBp7P0llTzK+ow= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-124-4nsjsCOdMhms-ZMshjGNCQ-1; Thu, 25 May 2023 12:27:25 -0400 X-MC-Unique: 4nsjsCOdMhms-ZMshjGNCQ-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.rdu2.redhat.com [10.11.54.7]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1CCDD8002BF; Thu, 25 May 2023 16:27:25 +0000 (UTC) Received: from max-t490s.redhat.com (unknown [10.39.208.23]) by smtp.corp.redhat.com (Postfix) with ESMTP id 92446140E95D; Thu, 25 May 2023 16:27:22 +0000 (UTC) From: Maxime Coquelin <maxime.coquelin@redhat.com> To: dev@dpdk.org, chenbo.xia@intel.com, david.marchand@redhat.com, mkp@redhat.com, fbl@redhat.com, jasowang@redhat.com, cunming.liang@intel.com, 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 Date: Thu, 25 May 2023 18:25:48 +0200 Message-Id: <20230525162551.70359-26-maxime.coquelin@redhat.com> In-Reply-To: <20230525162551.70359-1-maxime.coquelin@redhat.com> References: <20230525162551.70359-1-maxime.coquelin@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.7 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII"; x-default=true X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org |
Series |
Add VDUSE support to Vhost library
|
|
Checks
Context | Check | Description |
---|---|---|
ci/checkpatch | success | coding style OK |
Commit Message
Maxime Coquelin
May 25, 2023, 4:25 p.m. UTC
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(+)
Comments
> -----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>
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;