CVS commit: src/sys/arch/xen/xen

[Manuel Bouyer <bouyer%netbsd.org@localhost>]

Module Name:    src
Committed By:   bouyer
Date:           Sun Aug 24 21:00:49 UTC 2008

Modified Files:
        src/sys/arch/xen/xen: xbdback.c xbdback_xenbus.c

Log Message:
Defer xbdback_do_io() to a workqueue; which allow us to take the
xbd_io->xio_buf.b_vp->v_interlock mutex before v_numoutput++;
which should fix the "vwakeup: neg numoutput" panic.


To generate a diff of this commit:
cvs rdiff -r1.32 -r1.33 src/sys/arch/xen/xen/xbdback.c
cvs rdiff -r1.17 -r1.18 src/sys/arch/xen/xen/xbdback_xenbus.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.