From: Catalin Marinas <catalin.marinas@arm.com>
To: Will Deacon <will@kernel.org>, linux-arm-kernel@lists.infradead.org
Cc: Thorsten Leemhuis <regressions@leemhuis.info>,
Amit Pundir <amit.pundir@linaro.org>,
Sibi Sankar <quic_sibis@quicinc.com>,
Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Subject: Re: [PATCH] Revert "arm64: dma: Drop cache invalidation from arch_dma_prep_coherent()"
Date: Tue, 6 Dec 2022 17:50:38 +0000 [thread overview]
Message-ID: <167034903326.1415446.12095197087162867529.b4-ty@arm.com> (raw)
In-Reply-To: <20221206103403.646-1-will@kernel.org>
On Tue, 6 Dec 2022 10:34:03 +0000, Will Deacon wrote:
> This reverts commit c44094eee32f32f175aadc0efcac449d99b1bbf7.
>
> Although the semantics of the DMA API require only a clean operation
> here, it turns out that the Qualcomm 'qcom_q6v5_mss' remoteproc driver
> (ab)uses the DMA API for transferring the modem firmware to the secure
> world via calls to Trustzone [1].
>
> [...]
Applied to arm64 (for-next/fixes), thanks!
[1/1] Revert "arm64: dma: Drop cache invalidation from arch_dma_prep_coherent()"
https://git.kernel.org/arm64/c/b7d9aae40484
--
Catalin
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next prev parent reply other threads:[~2022-12-06 17:51 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-06 10:34 [PATCH] Revert "arm64: dma: Drop cache invalidation from arch_dma_prep_coherent()" Will Deacon
2022-12-06 11:24 ` Manivannan Sadhasivam
2022-12-06 17:50 ` Catalin Marinas [this message]
-- strict thread matches above, loose matches on Subject: below --
2022-11-14 11:03 Manivannan Sadhasivam
2022-11-14 11:03 ` Manivannan Sadhasivam
2022-11-14 11:29 ` Manivannan Sadhasivam
2022-11-14 11:29 ` Manivannan Sadhasivam
2022-11-14 14:11 ` Will Deacon
2022-11-14 14:11 ` Will Deacon
2022-11-14 15:14 ` Robin Murphy
2022-11-14 15:14 ` Robin Murphy
2022-11-14 17:38 ` Catalin Marinas
2022-11-14 17:38 ` Catalin Marinas
2022-11-18 10:54 ` Manivannan Sadhasivam
2022-11-18 10:54 ` Manivannan Sadhasivam
2022-11-18 12:33 ` Will Deacon
2022-11-18 12:33 ` Will Deacon
2022-11-21 6:42 ` Manivannan Sadhasivam
2022-11-21 6:42 ` Manivannan Sadhasivam
2022-11-21 10:12 ` Sibi Sankar
2022-11-21 10:12 ` Sibi Sankar
2022-11-24 11:55 ` Catalin Marinas
2022-11-24 11:55 ` Catalin Marinas
2022-12-01 9:29 ` Thorsten Leemhuis
2022-12-01 9:29 ` Thorsten Leemhuis
2022-12-01 17:45 ` Catalin Marinas
2022-12-01 17:45 ` Catalin Marinas
2022-12-02 8:26 ` Amit Pundir
2022-12-02 8:26 ` Amit Pundir
2022-12-02 8:54 ` Thorsten Leemhuis
2022-12-02 8:54 ` Thorsten Leemhuis
2022-12-02 10:03 ` Will Deacon
2022-12-02 10:03 ` Will Deacon
2022-12-02 10:34 ` Thorsten Leemhuis
2022-12-02 10:34 ` Thorsten Leemhuis
2022-12-02 16:10 ` Greg KH
2022-12-02 16:10 ` Greg KH
2022-12-02 16:27 ` Thorsten Leemhuis
2022-12-02 16:27 ` Thorsten Leemhuis
2022-12-02 16:32 ` Greg KH
2022-12-02 16:32 ` Greg KH
2022-12-02 17:14 ` Manivannan Sadhasivam
2022-12-02 17:14 ` Manivannan Sadhasivam
2022-12-05 14:24 ` Will Deacon
2022-12-05 14:24 ` Will Deacon
2022-12-06 9:21 ` Manivannan Sadhasivam
2022-12-06 9:21 ` Manivannan Sadhasivam
2022-12-06 9:58 ` Will Deacon
2022-12-06 9:58 ` Will Deacon
2022-12-02 10:54 ` Manivannan Sadhasivam
2022-12-02 10:54 ` Manivannan Sadhasivam
2022-11-28 5:44 ` Thorsten Leemhuis
2022-11-28 5:44 ` Thorsten Leemhuis
2022-11-28 8:15 ` Manivannan Sadhasivam
2022-11-28 8:15 ` Manivannan Sadhasivam
2022-12-08 4:59 ` Leonard Lausen
2022-12-08 4:59 ` Leonard Lausen
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