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-rw-r--r--sys/dev/sio/sio.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/dev/sio/sio.c b/sys/dev/sio/sio.c
index cdd25a5..5f29412 100644
--- a/sys/dev/sio/sio.c
+++ b/sys/dev/sio/sio.c
@@ -413,6 +413,7 @@ sysctl_machdep_comdefaultrate(SYSCTL_HANDLER_ARGS)
SYSCTL_PROC(_machdep, OID_AUTO, conspeed, CTLTYPE_INT | CTLFLAG_RW,
0, 0, sysctl_machdep_comdefaultrate, "I", "");
+TUNABLE_INT("machdep.conspeed", &comdefaultrate);
#define SET_FLAG(dev, bit) device_set_flags(dev, device_get_flags(dev) | (bit))
#define CLR_FLAG(dev, bit) device_set_flags(dev, device_get_flags(dev) & ~(bit))
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