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Differential D21134

Avoid calling blessed() more often than needed.
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Authored by lwhsu on Aug 2 2019, 3:21 PM.
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markj
Summary

Only call it once we've detected a reversal and have set a flag in the
corresponding matrix entries. The badstacks handler now must also omit
stacks corresponding to blessed lock pairs.

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Build Status
Buildable 25642
Build 24235: arc lint + arc unit

Event Timeline

markj created this revision.Aug 2 2019, 3:21 PM
Harbormaster completed remote builds in B25642: Diff 60390.Aug 2 2019, 3:21 PM
lwhsu commandeered this revision.Aug 3 2019, 9:46 AM
lwhsu abandoned this revision.
lwhsu added a reviewer: markj.

Duplicated with D21135

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sys/
kern/
19 lines

Diff 60390

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sys/kern/subr_witness.c

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