git: DragonFly_RELEASE_3_2 kernel - Fix memory starvation issue w/tmpfs
Matthew Dillon
dillon at crater.dragonflybsd.org
Thu Dec 6 13:55:16 PST 2012
commit e5cec36cced0b9d74a0d367c89a6be9e54d7d751
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date: Wed Dec 5 11:40:01 2012 -0800
kernel - Fix memory starvation issue w/tmpfs
* TMPFS relies on the pagedaemon to retire dirty pages to swap. The normal
buffer cache flushing won't do the job (nor do we want it to). To avoid
starving the system we change bio_page_alloc() to not dig into the
system reserve when allocating pages for TMPFS.
Reported-by: tuxillo (Antonio Huete)
Summary of changes:
sys/kern/vfs_bio.c | 17 +++++++++++++----
1 files changed, 13 insertions(+), 4 deletions(-)
http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/e5cec36cced0b9d74a0d367c89a6be9e54d7d751
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