This commit is contained in:
yamt 2009-01-20 15:13:54 +00:00
parent 7107680c9d
commit 70a4009abb
1 changed files with 8 additions and 2 deletions

View File

@ -1,4 +1,4 @@
/* $NetBSD: tprof.c,v 1.2 2008/05/07 08:48:11 yamt Exp $ */
/* $NetBSD: tprof.c,v 1.3 2009/01/20 15:13:54 yamt Exp $ */
/*-
* Copyright (c)2008 YAMAMOTO Takashi,
@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: tprof.c,v 1.2 2008/05/07 08:48:11 yamt Exp $");
__KERNEL_RCSID(0, "$NetBSD: tprof.c,v 1.3 2009/01/20 15:13:54 yamt Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -69,6 +69,12 @@ typedef struct {
callout_t c_callout;
} __aligned(CACHE_LINE_SIZE) tprof_cpu_t;
/*
* locking order:
* tprof_reader_lock -> tprof_lock
* tprof_startstop_lock -> tprof_lock
*/
static kmutex_t tprof_lock;
static bool tprof_running;
static u_int tprof_nworker;