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uma dbg: catch more corruption with atomics
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Authored by rlibby on Dec 6 2019, 9:49 AM.
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Details

Summary

Use atomic testandset and testandclear to catch concurrent double free,
and to reduce the number of atomic operations.

Submitted by: jeff

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Repository
rG FreeBSD src repository
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Event Timeline

This revision is now accepted and ready to land.Dec 6 2019, 1:17 PM
This revision now requires review to proceed.Dec 31 2020, 12:49 AM
This revision was not accepted when it landed; it landed in state Needs Review.Dec 31 2020, 9:04 PM
This revision was automatically updated to reflect the committed changes.