Messages in this thread | | | Date | Fri, 2 Dec 2022 16:30:33 +0200 | From | Andy Shevchenko <> | Subject | Re: [PATCH] gpiolib: fix compiling when CONFIG_GPIO_CDEV_V1 is not defined |
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On Fri, Dec 02, 2022 at 03:04:54PM +0100, Nick Hainke wrote:
Thank you for the report!
I believe Bart needs to fold it into his patch / PR, because it's not good to send a broken PR to Linus.
> If CONFIG_GPIO_CDEV_V1 is not defined compiling will fail with: > > drivers/gpio/gpiolib-cdev.c: In function 'linereq_ioctl': > drivers/gpio/gpiolib-cdev.c:1468:16: error: implicit declaration of > function 'call_ioctl_locked' [-Werror=implicit-function-declaration] > 1468 | return call_ioctl_locked(file, cmd, arg, lr->gdev, > | ^~~~~~~~~~~~~~~~~ > drivers/gpio/gpiolib-cdev.c: In function 'linereq_poll': > drivers/gpio/gpiolib-cdev.c:1503:16: error: implicit declaration of > function 'call_poll_locked'; did you mean 'wake_up_all_locked'? > [-Werror=implicit-function-declaration] > 1503 | return call_poll_locked(file, wait, lr->gdev, > linereq_poll_unlocked); > | ^~~~~~~~~~~~~~~~ > | wake_up_all_locked > drivers/gpio/gpiolib-cdev.c: In function 'linereq_read': > drivers/gpio/gpiolib-cdev.c:1566:16: error: implicit declaration of > function 'call_read_locked'; did you mean 'xa_head_locked'? > [-Werror=implicit-function-declaration] > 1566 | return call_read_locked(file, buf, count, f_ps, lr->gdev, > | ^~~~~~~~~~~~~~~~ > | xa_head_locked
Above is a bit too noisy for the commit message. It can be trimmed 3x times.
> Move "call_poll_locked", "call_ioctl_locked", "call_read_locked" and > the necessary typedefs "poll_fn", "ioctl_fn", "read_fn" in front of the > ifdef-statement checking CONFIG_GPIO_CDEV_V1.
> Fixes: 98d8b93c6171 ("gpiolib: protect the GPIO device against being dropped while in use by user-space") > > Signed-off-by: Nick Hainke <vincent@systemli.org>
Mustn't be blank line(s) in the tag block.
-- With Best Regards, Andy Shevchenko
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