On Tue, May 18, 2021 at 5:50 PM Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote: > The gpiod_request_user() is a special helper to avoid propagating stuff > to user space that should not be propagated, e.g. internal error codes. > > For now, hide EPROBE_DEFER with ENODEV. > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> This looks like a good solution. Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> Yours, Linus Walleij
Re: [PATCH v1 2/2] gpiolib: Introduce gpiod_request_user() helper
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- Subject: Re: [PATCH v1 2/2] gpiolib: Introduce gpiod_request_user() helper
- From: Linus Walleij <linus.walleij@xxxxxxxxxx>
- Date: Tue, 25 May 2021 02:27:00 +0200
- In-reply-to: <20210518155013.45622-2-andriy.shevchenko@linux.intel.com>
- References: <20210518155013.45622-1-andriy.shevchenko@linux.intel.com> <20210518155013.45622-2-andriy.shevchenko@linux.intel.com>
- References:
- [PATCH v1 1/2] gpiolib: Never return internal error codes to user space
- From: Andy Shevchenko
- [PATCH v1 2/2] gpiolib: Introduce gpiod_request_user() helper
- From: Andy Shevchenko
- [PATCH v1 1/2] gpiolib: Never return internal error codes to user space
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