linux-kernel - Re: [PATCHv15 5/9] lib: Add register read/write tracing support

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Date:   Tue, 7 Jun 2022 10:08:02 +0530
From:   Sai Prakash Ranjan <quic_saipraka@...cinc.com>
To:     <arnd@...db.de>, <rostedt@...dmis.org>
CC:     <gregkh@...uxfoundation.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <suzuki.poulose@....com>, <maz@...nel.org>,
        <quic_psodagud@...cinc.com>, <quic_tsoni@...cinc.com>,
        <will@...nel.org>, <catalin.marinas@....com>
Subject: Re: [PATCHv15 5/9] lib: Add register read/write tracing support

Hi Steve,

On 5/24/2022 9:29 AM, Sai Prakash Ranjan wrote:
> Hi Steve,
>
> On 5/18/2022 10:14 PM, Sai Prakash Ranjan wrote:
>> From: Prasad Sodagudi <psodagud@...eaurora.org>
>>
>> Generic MMIO read/write i.e., __raw_{read,write}{b,l,w,q} accessors
>> are typically used to read/write from/to memory mapped registers
>> and can cause hangs or some undefined behaviour in following few
>> cases,
>>
<snip>...
> How does this version look?
>

Gentle ping!!

Thanks,
Sai