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SubjectRe: [PATCH v2 3/4] pps: Use subdir-ccflags-* to inherit debug flag
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On 09/02/21 12:08, Yicong Yang wrote:
> From: Junhao He <hejunhao2@hisilicon.com>
>
> We use ccflags-$(CONFIG_PPS_DEBUG) for the debug
> message in drivers/pps, but the DEBUG flag will not pass to
> the subdirectory.
>
> Considering CONFIG_HWMON_DEBUG_CHIP intends to turn on debug
> recursively under driver/pps, so it will be clearer to use
> subdir-ccflags-* instead of ccflags-* to inherit
> the debug settings from Kconfig when traversing subdirectories.
>
> Suggested-by: Bjorn Helgaas <bhelgaas@google.com>
> Signed-off-by: Junhao He <hejunhao2@hisilicon.com>
> Signed-off-by: Yicong Yang <yangyicong@hisilicon.com>
> ---
> drivers/pps/Makefile | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pps/Makefile b/drivers/pps/Makefile
> index ceaf65c..7a2d3f7 100644
> --- a/drivers/pps/Makefile
> +++ b/drivers/pps/Makefile
> @@ -8,4 +8,4 @@ pps_core-$(CONFIG_NTP_PPS) += kc.o
> obj-$(CONFIG_PPS) := pps_core.o
> obj-y += clients/ generators/
>
> -ccflags-$(CONFIG_PPS_DEBUG) := -DDEBUG
> +subdir-ccflags-$(CONFIG_PPS_DEBUG) := -DDEBUG
>

Acked-by: Rodolfo Giometti <giometti@enneenne.com>

--
GNU/Linux Solutions e-mail: giometti@enneenne.com
Linux Device Driver giometti@linux.it
Embedded Systems phone: +39 349 2432127
UNIX programming skype: rodolfo.giometti

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