From: Michael Baum <michaelba@nvidia.com>
To: Akhil Goyal <gakhil@marvell.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: Matan Azrad <matan@nvidia.com>,
Raslan Darawsheh <rasland@nvidia.com>,
Slava Ovsiienko <viacheslavo@nvidia.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-dev] [EXT] [PATCH] compress/mlx5: fix memory region unregistration
Date: Thu, 8 Jul 2021 06:25:35 +0000 [thread overview]
Message-ID: <BN8PR12MB4980068A7370F8728DC873AFCC199@BN8PR12MB4980.namprd12.prod.outlook.com> (raw)
In-Reply-To: <CO6PR18MB44844F47958867B2D29E930AD81A9@CO6PR18MB4484.namprd18.prod.outlook.com>
Hi,
From: Akhil Goyal
> > The issue can cause illegal physical address access while a huge-page
> > A is released and huge-page B is allocated on the same virtual address.
> > The old MR can be matched using the virtual address of huge-page B but
> > the HW will access the physical address of huge-page A which is no
> > more part of the DPDK process.
> >
> > Register a driver callback for memory event in order to free out all
> > the MRs of memory that is going to be freed from the dpdk process.
> >
> > Fixes: f8c97babc9f4 ("compress/mlx5: add data-path functions")
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Michael Baum <michaelba@nvidia.com>
> > Acked-by: Matan Azrad <matan@nvidia.com>
> > ---
> CI is reporting error with this patch. Can you check?
This patch depends on this patch:
https://patchwork.dpdk.org/project/dpdk/patch/20210628150614.1769507-1-michaelba@nvidia.com/
It sent before and integrated to master-net-mlx branch, but not integrated to main branch.
This deficiency probably causes these CI errors.
next prev parent reply other threads:[~2021-07-08 6:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-01 7:18 [dpdk-dev] " Michael Baum
2021-07-07 19:06 ` [dpdk-dev] [EXT] " Akhil Goyal
2021-07-08 6:25 ` Michael Baum [this message]
2021-07-09 15:56 ` [dpdk-dev] [dpdk-stable] " Thomas Monjalon
2021-07-12 7:19 ` [dpdk-dev] [PATCH v2] " Michael Baum
2021-07-18 9:39 ` [dpdk-dev] [EXT] " Akhil Goyal
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