linux-kernel - Re: [PATCH] wifi: ath11k: fix rx completion meta data corruption

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Message-Id: <174742044217.3092151.7410193996690738196.b4-ty@oss.qualcomm.com>
Date: Fri, 16 May 2025 11:34:02 -0700
From: Jeff Johnson <jeff.johnson@....qualcomm.com>
To: Jeff Johnson <jjohnson@...nel.org>, Johan Hovold <johan+linaro@...nel.org>
Cc: Miaoqing Pan <quic_miaoqing@...cinc.com>,
        Steev Klimaszewski <steev@...i.org>,
        Clayton Craft <clayton@...ftyguy.net>,
        Jens Glathe <jens.glathe@...schoolsolutions.biz>,
        ath11k@...ts.infradead.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCH] wifi: ath11k: fix rx completion meta data corruption


On Fri, 21 Mar 2025 15:53:02 +0100, Johan Hovold wrote:
> Add the missing memory barrier to make sure that the REO dest ring
> descriptor is read after the head pointer to avoid using stale data on
> weakly ordered architectures like aarch64.
> 
> This may fix the ring-buffer corruption worked around by commit
> f9fff67d2d7c ("wifi: ath11k: Fix SKB corruption in REO destination
> ring") by silently discarding data, and may possibly also address user
> reported errors like:
> 
> [...]

Applied, thanks!

[1/1] wifi: ath11k: fix rx completion meta data corruption
      commit: ab52e3e44fe9b666281752e2481d11e25b0e3fdd

Best regards,
-- 
Jeff Johnson <jeff.johnson@....qualcomm.com>