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authorBruce Evans <bde@FreeBSD.org>2002-01-31 13:49:55 +0000
committerBruce Evans <bde@FreeBSD.org>2002-01-31 13:49:55 +0000
commit92fd4795fa78bf3beebbdacd7f9c78e7f746cb01 (patch)
treea3096cb4e25f6b6dc5a29aa09e6c756260552d80 /sys/i386/include/profile.h
parent85085b2098f95f9873c245d05fe0c62d740951f7 (diff)
Notes
Diffstat (limited to 'sys/i386/include/profile.h')
-rw-r--r--sys/i386/include/profile.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/i386/include/profile.h b/sys/i386/include/profile.h
index 82ff6030b6084..bd8a7da017a97 100644
--- a/sys/i386/include/profile.h
+++ b/sys/i386/include/profile.h
@@ -64,6 +64,7 @@
#else
#define MCOUNT_DECL(s) u_long s;
#ifdef SMP
+extern int mcount_lock;
#define MCOUNT_ENTER(s) { s = read_eflags(); disable_intr(); \
while (!atomic_cmpset_acq_int(&mcount_lock, 0, 1)) \
/* nothing */ ; }