Justin Hibbits 7ed09a6778 powerpc: Rework IPI message processing
Summary:
There's no need to use a while loop in the IPI handler, the message list
is cached once and processed.  Instead, since the existing code calls
ffs(), sort the handlers, and use a simple 'if' sequence.

Reviewed By: nwhitehorn
Differential Revision: https://reviews.freebsd.org/D30018
2021-05-17 08:26:40 -05:00
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