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SubjectRe: [PATCH RFC 1/4] Generic BUG handling.
> Some architectures (powerpc) implement WARN using the same mechanism;
> if the illegal instruction was the result of a WARN, then report_bug()
> returns 1; otherwise it returns 0.

In theory we could do that on x86 too (and skipping the instruction),
the only problem
is that the only guaranteed to fault opcode is ud2 :/. Ok maybe we could
reserve some int XXX vector.

% gid WARN_ON | grep -v arch | wc -l
299

-Andi
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