CVSROOT: /cvs Module name: src Changes by: kette...@cvs.openbsd.org 2010/06/29 12:52:20
Modified files:
sys/kern : kern_bufq.c vfs_bio.c
sys/sys : buf.h
Log message:
Introduce bufq_quiesce(), which will block I/O ifrom getting on the queues,
and waits until all I/O currently on the queues has been completed. To get
I/O going again, call bufq_restart().
To be used for suspend/resume.
Joint effort with thib@, tedu@; tested by mlarkin@, marco@
