tree 4d417b48f990c397e73ffa03bde1ed7ae936c72a
parent 1bfd6020ce5f54120efd87906fd3675515ce4b8e
author Olivier Houchard <ohouchard@haproxy.com> 1559910935 +0200
committer Olivier Houchard <cognet@ci0.org> 1559911544 +0200

MINOR: chunks: Make sure trash_size is only set once.

The trash_size variable is shared by all threads, and is set by all threads,
when alloc_trash_buffers() is called. To make sure it's set only once,
to silence a harmless data race, use a CAS to set it, and only set it if it
was 0.