From: Florian Fainelli <f.fainelli@gmail.com>
To: "Laura Abbott" <labbott@redhat.com>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
"John Stultz" <john.stultz@linaro.org>,
"Arve Hjønnevåg" <arve@android.com>,
"Riley Andrews" <riandrews@android.com>
Cc: devel@driverdev.osuosl.org, Jon Medhurst <tixy@linaro.org>,
Android Kernel Team <kernel-team@android.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
Will Deacon <will.deacon@arm.com>,
Russell King <linux@armlinux.org.uk>,
linux-kernel@vger.kernel.org, linaro-mm-sig@lists.linaro.org,
Rohit kumar <rohit.kr@samsung.com>,
Bryan Huntsman <bryanh@codeaurora.org>,
Jeremy Gebben <jgebben@codeaurora.org>,
Eun Taik Lee <eun.taik.lee@samsung.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Liviu Dudau <Liviu.Dudau@arm.com>,
Mitchel Humpherys <mitchelh@codeaurora.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [RFCv2][PATCH 2/5] arm: Implement ARCH_HAS_FORCE_CACHE
Date: Tue, 9 Aug 2016 14:56:17 -0700 [thread overview]
Message-ID: <afd22029-c60c-1c15-3293-4011b085e07e@gmail.com> (raw)
In-Reply-To: <1470678577-14010-3-git-send-email-labbott@redhat.com>
On 08/08/2016 10:49 AM, Laura Abbott wrote:
> arm may need the kernel_force_cache APIs to guarantee data consistency.
> Implement versions of these APIs based on the DMA APIs.
>
> Signed-off-by: Laura Abbott <labbott@redhat.com>
> ---
> arch/arm/include/asm/cacheflush.h | 4 ++
> arch/arm/mm/dma-mapping.c | 119 --------------------------------------
> arch/arm/mm/flush.c | 115 ++++++++++++++++++++++++++++++++++++
Why is the code moved between dma-mapping.c and flush.c? It was not
obvious while looking at these patches why this is needed.
--
Florian
next prev parent reply other threads:[~2016-08-09 21:56 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-08 17:49 [RFCv2][PATCH 0/5] Cleanup Ion mapping/caching Laura Abbott
2016-08-08 17:49 ` [RFCv2][PATCH 1/5] Documentation: Introduce kernel_force_cache_* APIs Laura Abbott
2016-08-08 17:49 ` [RFCv2][PATCH 2/5] arm: Implement ARCH_HAS_FORCE_CACHE Laura Abbott
2016-08-09 21:56 ` Florian Fainelli [this message]
2016-08-10 0:13 ` Laura Abbott
2016-08-10 0:20 ` Florian Fainelli
2016-08-10 23:22 ` Russell King - ARM Linux
2016-08-16 20:39 ` Laura Abbott
2016-08-08 17:49 ` [RFCv2][PATCH 3/5] arm64: " Laura Abbott
2016-08-08 17:49 ` [RFCv2][PATCH 4/5] staging: android: ion: Convert to the kernel_force_cache APIs Laura Abbott
2016-08-08 17:49 ` [RFCv2][PATCH 5/5] staging: ion: Add support for syncing with DMA_BUF_IOCTL_SYNC Laura Abbott
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