svn commit: r347131 - head/sys/kern

[Mateusz Guzik]

Author: mjg
Date: Sat May  4 19:04:17 2019
New Revision: 347131
URL: https://svnweb.freebsd.org/changeset/base/347131

Log:
  Annotate nprocs with __exclusive_cache_line
  
  Sponsored by:	The FreeBSD Foundation

Modified:
  head/sys/kern/kern_fork.c

Modified: head/sys/kern/kern_fork.c
==============================================================================
--- head/sys/kern/kern_fork.c	Sat May  4 18:00:57 2019	(r347130)
+++ head/sys/kern/kern_fork.c	Sat May  4 19:04:17 2019	(r347131)
@@ -185,7 +185,7 @@ sys_rfork(struct thread *td, struct rfork_args *uap)
 	return (error);
 }
 
-int	nprocs = 1;		/* process 0 */
+int __exclusive_cache_line	nprocs = 1;		/* process 0 */
 int	lastpid = 0;
 SYSCTL_INT(_kern, OID_AUTO, lastpid, CTLFLAG_RD, &lastpid, 0,
     "Last used PID");