Re: [RFC][PATCH] kernel.h: Add generic roundup_64() macro

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On 23/05/2019 16:27, Steven Rostedt wrote:

I haven't yet tested this, but what about something like the following:

...perhaps forget about the constant check, and just force
the power of two check:

							\
	if (!(__y & (__y >> 1))) {			\
		__x = round_up(x, y);			\
	} else {					\

You probably want

           if (!(__y & (__y - 1))

--

Roger






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