From: Ferruh Yigit <ferruh.yigit@intel.com>
To: dev@dpdk.org, maxime.coquelin@redhat.com, david.marchand@redhat.com
Cc: Thomas Monjalon <thomas@monjalon.net>,
Chenbo Xia <chenbo.xia@intel.com>,
Kevin Traynor <ktraynor@redhat.com>
Subject: Re: [dpdk-dev] [PATCH] vhost: fix wrong IOTLB initialization
Date: Thu, 13 May 2021 14:10:04 +0100 [thread overview]
Message-ID: <16af9049-f7b5-f4f8-a6f8-6897e904591f@intel.com> (raw)
In-Reply-To: <20210513122826.49910-1-chenbo.xia@intel.com>
On 5/13/2021 1:28 PM, Chenbo Xia wrote:
> This patch fixes an issue of application crash because of vhost iotlb
> not initialized when virtio has multiqueue enabled.
>
> iotlb messages will be sent when some queues are not enabled. If we
> initialize iotlb in vhost_user_set_vring_num, it could happen that
> iotlb update comes when iotlb pool of disabled queues are not
> initialized.
>
> Fixes: 968bbc7e2e50 ("vhost: avoid IOTLB mempool allocation while IOMMU disabled")
>
> Signed-off-by: Chenbo Xia <chenbo.xia@intel.com>
Hi Maxime, David,
Can Red Hat QA verify this patch please?
Btw, the issue is for defect:
https://bugs.dpdk.org/show_bug.cgi?id=703
next prev parent reply other threads:[~2021-05-13 13:10 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-13 12:28 Chenbo Xia
2021-05-13 13:10 ` Ferruh Yigit [this message]
2021-05-13 13:26 ` Kevin Traynor
2021-05-13 14:11 ` David Marchand
2021-05-13 14:38 ` Kevin Traynor
2021-05-13 15:03 ` Ferruh Yigit
2021-05-14 8:18 ` David Marchand
2021-05-14 9:09 ` Ferruh Yigit
2021-05-14 9:25 ` Thomas Monjalon
2021-05-14 8:16 ` David Marchand
2021-05-17 12:46 ` Xia, Chenbo
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