linux-kernel - Re: [PATCH RFC 1/1] arm64: Use PSCI calls for CPU stop when hotplug is supported

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Date:   Wed, 23 Jan 2019 18:07:01 +0000
From:   Sudeep Holla <sudeep.holla@....com>
To:     Scott Branden <scott.branden@...adcom.com>
Cc:     Mark Rutland <mark.rutland@....com>,
        Pramod Kumar <pramod.kumar@...adcom.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Suzuki K Poulose <Suzuki.Poulose@....com>,
        Dave Martin <dave.martin@....com>,
        Rob Herring <robh@...nel.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Sudeep Holla <sudeep.holla@....com>,
        Steve Capper <steve.capper@....com>,
        BCM Kernel Feedback <bcm-kernel-feedback-list@...adcom.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC 1/1] arm64: Use PSCI calls for CPU stop when hotplug
 is supported

On Wed, Jan 23, 2019 at 09:46:22AM -0800, Scott Branden wrote:

[...]

>
> Some additional flags and details are saved to disk with the "pending i/o".
>

I am getting a sense that this is some raw partition on a disk(flash/eMMC/UFS)
the M0 can write to and Linux can read. It's can't be full fledge file
system like ext4 were are talking here or are we ?

--
Regards,
Sudeep