CVS commit: [netbsd-9] src/sys/kern

Module Name:	src
Committed By:	martin
Date:		Sat Jun 27 17:22:27 UTC 2026

Modified Files:
	src/sys/kern [netbsd-9]: kern_exec.c

Log Message:
Pull up following revision(s) (requested by riastradh in ticket #2015):

	sys/kern/kern_exec.c: revision 1.526

posix_spawn(2): Fix race between parent and child.

This was an embarrassing misuse of condition variables.

PR kern/59175: posix_spawn hang, hanging other process too
PR kern/52634: possible unhandled spurious wakeup in posix_spawn
(This only resolves one of the symptoms wiz had in PR 59175; there is
also another issue involved with p_vmspace and p_psstrp.)


To generate a diff of this commit:
cvs rdiff -u -r1.478.2.3 -r1.478.2.4 src/sys/kern/kern_exec.c

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