linux-kernel - Re: [PATCH] selftests/gpio: Fix gpio compiling error

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Date:   Thu, 2 Sep 2021 17:39:18 +0800
From:   Philip Li <philip.li@...el.com>
To:     Li Zhijian <lizhijian@...fujitsu.com>
Cc:     bamv2005@...il.com, shuah@...nel.org, linux-gpio@...r.kernel.org,
        linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel test robot <lkp@...el.com>
Subject: Re: [PATCH] selftests/gpio: Fix gpio compiling error

applied
On Thu, Sep 02, 2021 at 04:46:35PM +0800, Li Zhijian wrote:
> [root@...s-rpma gpio]# make
> gcc     gpio-mockup-cdev.c  -o /home/lizhijian/linux/tools/testing/selftests/gpio/gpio-mockup-cdev
> gpio-mockup-cdev.c: In function ‘request_line_v2’:
> gpio-mockup-cdev.c:24:30: error: storage size of ‘req’ isn’t known
>    24 |  struct gpio_v2_line_request req;
>       |                              ^~~
> gpio-mockup-cdev.c:32:14: error: ‘GPIO_V2_LINE_FLAG_OUTPUT’ undeclared (first use in this function); did you mean ‘GPIOLINE_FLAG_IS_OUT’?
>    32 |  if (flags & GPIO_V2_LINE_FLAG_OUTPUT) {
>       |              ^~~~~~~~~~~~~~~~~~~~~~~~
> 
> Search headers from linux tree like others, such as sched
> 
> CC: Philip Li <philip.li@...el.com>
> Reported-by: kernel test robot <lkp@...el.com>
> Signed-off-by: Li Zhijian <lizhijian@...fujitsu.com>
> ---
>  tools/testing/selftests/gpio/Makefile | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/tools/testing/selftests/gpio/Makefile b/tools/testing/selftests/gpio/Makefile
> index 39f2bbe8dd3d..42ea7d2aa844 100644
> --- a/tools/testing/selftests/gpio/Makefile
> +++ b/tools/testing/selftests/gpio/Makefile
> @@ -3,5 +3,6 @@
>  TEST_PROGS := gpio-mockup.sh
>  TEST_FILES := gpio-mockup-sysfs.sh
>  TEST_GEN_PROGS_EXTENDED := gpio-mockup-cdev
> +CFLAGS += -I../../../../usr/include
>  
>  include ../lib.mk
> -- 
> 2.31.1
> 
> 
>