From: Thomas Monjalon <thomas@monjalon.net>
To: Long Li <longli@microsoft.com>
Cc: dev@dpdk.org, Stephen Hemminger <sthemmin@microsoft.com>,
Jonathan Erb <jonathan.erb@banduracyber.com>,
stable@dpdk.org
Subject: Re: [dpdk-dev] [dpdk-stable] [Patch v2] bus/vmbus: map to the correct ring buffer addresses for the secondary process
Date: Wed, 13 Oct 2021 13:55:27 +0200 [thread overview]
Message-ID: <1973433.8l5BURKI8a@thomas> (raw)
In-Reply-To: <1632948370-25668-1-git-send-email-longli@linuxonhyperv.com>
29/09/2021 22:46, longli@linuxonhyperv.com:
> From: Long Li <longli@microsoft.com>
>
> The driver code had wrong assumption that all the addresses to ring buffers
> in the secondary process are the same as those in the primary process. This
> is not always correct as the channels could be mapped to different
> addresses in the secondary process.
>
> Fix this by keeping track of all the mapped addresses from the primary
> process in the shared uio_res, and have second process map to the same
> addresses.
>
> Fixes: 831dba47bd36 ("bus/vmbus: add Hyper-V virtual bus support")
>
> Reported-by: Jonathan Erb <jonathan.erb@banduracyber.com>
> Cc: stable@dpdk.org
> Signed-off-by: Long Li <longli@microsoft.com>
You forgot this ack from v1:
Acked-by: Stephen Hemminger <sthemmin@microsoft.com>
Applied, thanks
next prev parent reply other threads:[~2021-10-13 11:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-29 20:46 [dpdk-dev] [Patch v2] bus/vmbus: map to the correct ring buffer addresses for the secondary process longli
2021-10-13 11:55 ` Thomas Monjalon [this message]
2021-10-13 17:42 ` [dpdk-dev] [dpdk-stable] " Long Li
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