Messages in this thread | | | From | Tim Hockin <> | Subject | Re: [PATCH] Scalable CPU bitmasks | Date | Mon, 18 Mar 2002 14:42:59 -0800 (PST) |
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> > NOTE: The cpumap_to_ulong() and cpumap_ulong_to_cpumap() interfaces > > are provided specifically for migration. In their current > > form, they call BUG() if NR_CPUS is defined to be greater > > than the bit-size of (unsigned long). > > Why BUG? NR_CPUS is known at compile time, is there a reason why you > can't use a call to an undefined function in order to get a link time > error message? (like __bad_udelay in linux/asm-i386/udelay.h)
why that, rather than #error ?
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