linux-kernel - Re: [PATCH 0/2] Fix some issues with TRBE building as a module

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Message-ID: <fa0436f5-dac8-250b-6ab9-1f01c88735b8@arm.com>
Date:   Thu, 17 Aug 2023 11:48:53 +0530
From:   Anshuman Khandual <anshuman.khandual@....com>
To:     Junhao He <hejunhao3@...wei.com>, suzuki.poulose@....com,
        mike.leach@...aro.org, leo.yan@...aro.org,
        jonathan.cameron@...wei.com
Cc:     coresight@...ts.linaro.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linuxarm@...wei.com,
        yangyicong@...wei.com, prime.zeng@...ilicon.com
Subject: Re: [PATCH 0/2] Fix some issues with TRBE building as a module



On 8/14/23 15:08, Junhao He wrote:
> The TRBE driver support is build as a module, we found some driver issues
> based on the patchset [1] and set CONFIG_CORESIGHT_TRBE=m.
> 1. TRBE driver potential sleep in atomic context when unregister device
> 2. Multiple free the platform data resource when rmmod coresight TRBE
> driver
> 
> [1] "coresight: trbe: Enable ACPI based devices"
> https://lore.kernel.org/all/20230808082247.383405-1-anshuman.khandual@arm.com/

I am glad that ACPI based device enablement is already helping in getting more
test coverage for the TRBE driver itself. I have just posted a new version for
the above series.

https://lore.kernel.org/all/20230817055405.249630-1-anshuman.khandual@arm.com/