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-rw-r--r--kern/mach_clock.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kern/mach_clock.c b/kern/mach_clock.c
index ed38c76b..a3656948 100644
--- a/kern/mach_clock.c
+++ b/kern/mach_clock.c
@@ -119,6 +119,7 @@ MACRO_BEGIN \
} while ((time)->seconds != mtime->check_seconds64); \
MACRO_END
+/* Shall be taken at splsched only */
def_simple_lock_data(static, timer_lock) /* lock for ... */
timer_elt_data_t timer_head; /* ordered list of timeouts */
/* (doubles as end-of-list) */