Messages in this thread | | | Date | Thu, 18 Aug 2016 00:59:14 +0100 | From | Al Viro <> | Subject | Re: [RESEND PATCH 1/1] bitops.h: move out get_count_order[_long]() from __KERNEL__ scope |
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On Thu, Aug 18, 2016 at 07:51:19AM +0800, zijun_hu wrote: > > What the hell is anything without __KERNEL__ doing with linux/bitops.h in > > the first place? IOW, why do we have those ifdefs at all? > > > > __KERNEL__ is used to indicate the relevant sections within kernel > headers can't be exported to or used by user space
ITYM "used to be used". These days it's "everything outside of */uapi/*.h can't be exported"...
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