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(parent: 799a92a) | patch
sbuf(9): Add NOWAIT dynamic buffer extension mode
authorcem <cem@FreeBSD.org>
Wed, 7 Aug 2019 19:23:07 +0000 (19:23 +0000)
committercem <cem@FreeBSD.org>
Wed, 7 Aug 2019 19:23:07 +0000 (19:23 +0000)
commitada2b1cd07d8d857e649fb2403561c429738e0a4
tree5d8502ef6a3f77d7a07d6353221adb9872310040tree | snapshot
parent799a92a03f933c32badc824b00f0ec8b6c9e9dcccommit | diff
sbuf(9): Add NOWAIT dynamic buffer extension mode

The goal is to avoid some kinds of low-memory deadlock when formatting
heap-allocated buffers.

Reviewed by: vangyzen
Sponsored by: Dell EMC Isilon
Differential Revision: https://reviews.freebsd.org/D21015
share/man/man9/sbuf.9 diff | blob | history
sys/kern/subr_sbuf.c diff | blob | history
sys/sys/sbuf.h diff | blob | history
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