boottrace: Add corresponding sysctl knob for loader tunable

The loader tunable 'kern.boottrace.table_size' does not have
corresponding sysctl MIB entry. Add it so that it can be retrieved,
and `sysctl -T` will also report it correctly.

Reviewed by:	markj
MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D42138
This commit is contained in:
Zhenlei Huang 2023-10-12 18:14:48 +08:00
parent 257405d707
commit 51dc362d1a

View File

@ -158,6 +158,10 @@ SYSCTL_INT(_kern_boottrace, OID_AUTO, shutdown_trace_threshold, CTLFLAG_RWTUN,
&shutdown_trace_threshold, 0,
"Tracing threshold (ms) below which tracing is ignored");
SYSCTL_UINT(_kern_boottrace, OID_AUTO, table_size,
CTLFLAG_RDTUN | CTLFLAG_NOFETCH, &bt.size, 0,
"Boot-time tracing table size");
/*
* Dump a trace to buffer or if buffer is NULL to console.
*