CVS commit: src/sys/kern

[Matthias Drochner <drochner%netbsd.org@localhost>]

Module Name:    src
Committed By:   drochner
Date:           Fri Sep 10 10:23:46 UTC 2010

Modified Files:
        src/sys/kern: kern_event.c

Log Message:
make list traversing in knote() safe against removal of the entry
while the loop body is executed -- at least in the EVFILT_PROC / exit
case a race condition exists which can cause this
fixes a panic triggered eg by tests/kernel/kqueue/proc1


To generate a diff of this commit:
cvs rdiff -u -r1.70 -r1.71 src/sys/kern/kern_event.c

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