From: Christoph Hellwig <hch@infradead.org>
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Christoph Hellwig <hch@infradead.org>,
Rob Herring <robh+dt@kernel.org>,
Frank Rowand <frowand.list@gmail.com>,
Andy Gross <andy.gross@linaro.org>,
David Brown <david.brown@linaro.org>,
Mark Rutland <mark.rutland@arm.com>,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org
Subject: Re: [PATCH v2 4/5] soc: qcom: Remote FS memory driver
Date: Fri, 11 Aug 2017 03:00:58 -0700 [thread overview]
Message-ID: <20170811100058.GA7064@infradead.org> (raw)
In-Reply-To: <20170807162327.GH29306@minitux>
On Mon, Aug 07, 2017 at 09:23:27AM -0700, Bjorn Andersson wrote:
> Up until this patch the user space tool that implements the message
> handler just mapped the reserved memory region though /dev/mem, but this
> requires /dev/mem access and for the later platforms we need to make a
> call into TrustZone to provide the remote permission to access this
> memory region. So we need some code in the kernel to represent this.
>
> > Else: NAK as the scheme looks completely brain dead and bonkers.
>
> I can rework the commit message in an attempt to better explain the
> setup and hope you/people find it slightly less bonkers.
>
> Does this sound reasonable?
Please rework the commit message. And it should probably grow a saner
module name, too.
next prev parent reply other threads:[~2017-08-11 10:00 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-03 2:57 [PATCH v2 0/5] Qualcomm remote filesystem shared memory driver Bjorn Andersson
2017-08-03 2:57 ` [PATCH v2 1/5] of/platform: Generalize /reserved-memory handling Bjorn Andersson
2017-08-03 17:40 ` Rob Herring
[not found] ` <CAL_JsqKBre5yPJHG3s+8Y7_hgj0_r35nNZc3QiL4HbWLuFx=Bg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-08-03 23:33 ` Bjorn Andersson
2017-08-03 2:57 ` [PATCH v2 2/5] of: reserved_mem: Accessor for acquiring reserved_mem Bjorn Andersson
[not found] ` <20170803025754.19101-3-bjorn.andersson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2017-08-03 17:45 ` Rob Herring
2017-08-03 23:31 ` Bjorn Andersson
2017-08-04 14:50 ` Rob Herring
2017-08-04 15:08 ` Bjorn Andersson
2017-08-03 2:57 ` [PATCH v2 3/5] dt-binding: soc: qcom: Add binding for RFSA Bjorn Andersson
2017-08-10 16:50 ` Rob Herring
[not found] ` <20170803025754.19101-1-bjorn.andersson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2017-08-03 2:57 ` [PATCH v2 4/5] soc: qcom: Remote FS memory driver Bjorn Andersson
2017-08-05 9:58 ` Christoph Hellwig
2017-08-07 16:23 ` Bjorn Andersson
2017-08-11 10:00 ` Christoph Hellwig [this message]
2017-08-03 2:57 ` [PATCH v2 5/5] arm64: dts: msm8916: Mark rmtfs node as qcom,rfsa compatible Bjorn Andersson
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