CVS commit: src/sys/arch/i386/i386

[David Laight <dsl%netbsd.org@localhost>]

Module Name:    src
Committed By:   dsl
Date:           Sun Jan 10 15:37:36 UTC 2010

Modified Files:
        src/sys/arch/i386/i386: trap.c

Log Message:
If we fault on the iret during return to userspace, see if we need to
do a lazy update of %cs to make the stack executable.
If a change is made, just retry the failing sequence.
Signal handlers as gcc nested local functions now work!


To generate a diff of this commit:
cvs rdiff -u -r1.251 -r1.252 src/sys/arch/i386/i386/trap.c

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