From: Dexuan Cui <decui@microsoft.com>
To: Haiyang Zhang <haiyangz@microsoft.com>,
"linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Cc: KY Srinivasan <kys@microsoft.com>,
Stephen Hemminger <sthemmin@microsoft.com>,
Paul Rosswurm <paulros@microsoft.com>,
Shachar Raindel <shacharr@microsoft.com>,
"olaf@aepfle.de" <olaf@aepfle.de>,
"vkuznets@redhat.com" <vkuznets@redhat.com>,
"davem@davemloft.net" <davem@davemloft.net>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"stable@vger.kernel.org" <stable@vger.kernel.org>
Subject: RE: [PATCH net] net: mana: Add rmb after checking owner bits
Date: Mon, 12 Sep 2022 21:59:26 +0000 [thread overview]
Message-ID: <SA1PR21MB133595AAADB432ED8699D1DBBF449@SA1PR21MB1335.namprd21.prod.outlook.com> (raw)
In-Reply-To: <1662928805-15861-1-git-send-email-haiyangz@microsoft.com>
> From: LKML haiyangz <lkmlhyz@microsoft.com> On Behalf Of Haiyang Zhang
> Sent: Sunday, September 11, 2022 1:40 PM
> ...
> Per GDMA spec, rmb is necessary after checking owner_bits, before
> reading EQ or CQ entries.
>
> Add rmb in these two places to comply with the specs.
>
> Cc: stable@vger.kernel.org
> Fixes: ca9c54d2d6a5 ("net: mana: Add a driver for Microsoft Azure Network
> Adapter (MANA)")
> Reported-by: Sinan Kaya <Sinan.Kaya@microsoft.com>
> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: Dexuan Cui <decui@microsoft.com>
next prev parent reply other threads:[~2022-09-12 21:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-11 20:40 [PATCH net] net: mana: Add rmb after checking owner bits Haiyang Zhang
2022-09-12 21:59 ` Dexuan Cui [this message]
2022-09-20 1:00 ` patchwork-bot+netdevbpf
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