Messages in this thread | | | Subject | Re: [patch] voluntary-preempt-2.6.9-rc1-bk4-Q7 | From | Mark_H_Johnson@Raytheon ... | Date | Thu, 2 Sep 2004 08:33:27 -0500 |
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>> I also looked briefly at find_first_bit since it appears in a number >> of traces. Just curious, but the coding for the i386 version is MUCH >> different in style than several other architectures (e.g, PPC64, >> SPARC). Is there some reason why it is recursive on the x86 and a loop >> in the others? > >what do you mean by recursive? It uses the SCAS (scan string) x86 >instruction.
Never mind. In bitops.c I misread "find_first_bit" (the call near the end) as "find_next_bit" and thought there was recursion here.
--Mark H Johnson <mailto:Mark_H_Johnson@raytheon.com>
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