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-rw-r--r--sys/boot/common/loader.86
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/boot/common/loader.8 b/sys/boot/common/loader.8
index 185f3914517d..d7466d5e2f92 100644
--- a/sys/boot/common/loader.8
+++ b/sys/boot/common/loader.8
@@ -392,6 +392,12 @@ when the kernel is booted.
This can be overridden by setting
.Va rootdev
explicitly.
+.It Va dumpdev
+A name of device where the kernel can save a crash dump in the case
+of a panic. This automatically sets
+.Va kern.dumpdev
+.Xr sysctl 3
+MIB variable.
.El
.Pp
Other variables are used to override kernel tunable parameters.