From: Krzysztof Kozlowski <krzk@kernel.org>
To: Nayeemahmed Badebade <nayeemahmed.badebade@sony.com>,
Greg KH <gregkh@linuxfoundation.org>
Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
rafael@kernel.org, yoshihiro.toyama@sony.com,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
Subject: Re: [PATCH 0/2] Add framework for user controlled driver probes
Date: Thu, 26 Sep 2024 14:34:26 +0200 [thread overview]
Message-ID: <43447165-37f9-4b35-ace6-8d32760f75a8@kernel.org> (raw)
In-Reply-To: <ZvVAiVBlBjkMhHMY@NAB-HP-ProDesk-600sony.com>
On 26/09/2024 13:07, Nayeemahmed Badebade wrote:
>>
>>>> not required at the time of booting.
>>>> Example: drivers/pci/controller/dwc/pci-imx6.c
>>
>> Just this one? I don't see anything obvious that can't turn that into a
>> module, have you tried? What went wrong?
>>
>
> Yes we have tried building it as a module.
> This driver currently registers abort handler for pci using function
> hook_fault_code() on arm. This function is not exported and marked with __init
> tag. So we can't use it post boot.
Then this is something to fix.
> Also from past attempt made to modularize this driver in community, we saw the
> hook is not safe to be used post boot.
> Reference:
> https://lore.kernel.org/linux-arm-kernel/1454889644-27830-2-git-send-email-paul.gortmaker@windriver.com/T/#m8995c6dcc40c54baef0665a7ee16d4209cb59655
Best regards,
Krzysztof
next prev parent reply other threads:[~2024-09-26 12:34 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-11 14:23 [PATCH 0/2] Add framework for user controlled driver probes Nayeemahmed Badebade
2024-09-11 14:23 ` [PATCH 1/2] dt-bindings: probe-control: add probe control driver Nayeemahmed Badebade
2024-09-17 9:00 ` Krzysztof Kozlowski
2024-09-26 9:40 ` Nayeemahmed Badebade
2024-09-11 14:23 ` [PATCH 2/2] driver: core: " Nayeemahmed Badebade
2024-09-12 20:46 ` Rob Herring
2024-09-17 8:55 ` Nayeemahmed Badebade
2024-09-18 14:55 ` Rob Herring
2024-09-26 10:06 ` Nayeemahmed Badebade
2024-09-13 4:37 ` Greg KH
2024-09-17 9:22 ` Nayeemahmed Badebade
2024-09-13 4:36 ` [PATCH 0/2] Add framework for user controlled driver probes Greg KH
2024-09-17 9:06 ` Nayeemahmed Badebade
2024-09-17 9:03 ` Krzysztof Kozlowski
2024-09-17 9:21 ` Greg KH
2024-09-26 11:07 ` Nayeemahmed Badebade
2024-09-26 12:34 ` Krzysztof Kozlowski [this message]
2024-09-27 15:31 ` Nayeemahmed Badebade
2024-09-27 17:36 ` Rob Herring
2024-09-30 7:12 ` Nayeemahmed Badebade
2024-09-17 10:11 ` Greg KH
2024-09-27 14:14 ` Nayeemahmed Badebade
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