Re: [PATCH] libertas: remove ifdef OLPC noise

From: Kalle Valo
Date: Wed Jan 16 2019 - 11:04:56 EST


Lubomir Rintel <lkundrak@xxxxx> writes:

> <asm/olpc.h> provides machine_is_olpc() stub for CONFIG_OLPC=n,
> compiler should just optimize the unneeded bits away.
>
> Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
> ---
> drivers/net/wireless/marvell/libertas/if_usb.c | 10 ----------
> 1 file changed, 10 deletions(-)
>
> diff --git a/drivers/net/wireless/marvell/libertas/if_usb.c b/drivers/net/wireless/marvell/libertas/if_usb.c
> index 220dcdee8d2b..7b61c599948e 100644
> --- a/drivers/net/wireless/marvell/libertas/if_usb.c
> +++ b/drivers/net/wireless/marvell/libertas/if_usb.c
> @@ -12,9 +12,7 @@
> #include <linux/usb.h>
> #include <linux/olpc-ec.h>
>
> -#ifdef CONFIG_OLPC
> #include <asm/olpc.h>
> -#endif

Using asm directory looked odd to me so I did some investigation:

$ find -name olpc.h
./arch/x86/include/asm/olpc.h

Did you build this on something else than x86? For example, will the
compiler find olpc.h when building for arm?

--
Kalle Valo