On Mon, Dec 14, 2020 at 12:54 AM Paul Cercueil <paul@xxxxxxxxxxxxxxx> wrote: > IF_ENABLED(CONFIG_FOO, ptr) evaluates to (ptr) if CONFIG_FOO is set to 'y' > or 'm', NULL otherwise. The (ptr) argument must be a pointer. > > The IF_ENABLED() macro can be very useful to help GCC drop dead code. I can apply this with the other patch to the pinctrl subsystem if Arnd or someone else who is good at KConfig provides an ACK. Yours, Linus Walleij
Re: [PATCH v2 1/2] kconfig.h: Add IF_ENABLED() macro
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
- Subject: Re: [PATCH v2 1/2] kconfig.h: Add IF_ENABLED() macro
- From: Linus Walleij <linus.walleij@xxxxxxxxxx>
- Date: Mon, 14 Dec 2020 10:05:30 +0100
- In-reply-to: <20201213235447.138271-1-paul@crapouillou.net>
- References: <20201213235447.138271-1-paul@crapouillou.net>
- Follow-Ups:
- Re: [PATCH v2 1/2] kconfig.h: Add IF_ENABLED() macro
- From: Paul Cercueil
- Re: [PATCH v2 1/2] kconfig.h: Add IF_ENABLED() macro
- References:
- [PATCH v2 1/2] kconfig.h: Add IF_ENABLED() macro
- From: Paul Cercueil
- [PATCH v2 1/2] kconfig.h: Add IF_ENABLED() macro
- Prev by Date: Re: [PATCH 0/8] pinctrl: ralink: rt2880: Some minimal clean ups
- Next by Date: Re: [PATCH] gpio: sysfs: Try numbered exports if symbolic names fail
- Previous by thread: [PATCH v2 2/2] pinctrl: ingenic: Only support SoCs enabled in config
- Next by thread: Re: [PATCH v2 1/2] kconfig.h: Add IF_ENABLED() macro
- Index(es):
 |