SVNews r327397

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2017-12-31 00:37:50 - r327397 by mjg (Mateusz Guzik)

Complete list of files affected by revision r327397:

(Note: At the moment, these links point to ViewVC on They are probably slow. Do not overuse.)

  History   Contents   Diff   MODIFY   /head/sys/kern/kern_sx.c  

Commit message:

sx: read the SX_NOADAPTIVE flag and Giant ownership only once

These used to be read multiple times when waiting for the lock the become
free, which had the potential to issue completely avoidable traffic.


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