diff options
author | markj <markj@FreeBSD.org> | 2014-05-15 00:52:17 +0000 |
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committer | markj <markj@FreeBSD.org> | 2014-05-15 00:52:17 +0000 |
commit | 62b31c7b8fd3fb76eaf3dbc855263b4e5923563b (patch) | |
tree | 44daf8c8eb8436ab1e98da7b12570d4c099dd364 /sys/cddl/dev | |
parent | a20c52937fd3bdfa2fae45f129a6ebf7c52166bf (diff) | |
download | FreeBSD-src-62b31c7b8fd3fb76eaf3dbc855263b4e5923563b.zip FreeBSD-src-62b31c7b8fd3fb76eaf3dbc855263b4e5923563b.tar.gz |
MFC r262665:
Expose a few DTrace parameters as sysctls under kern.dtrace and add
descriptions for several existing sysctls.
PR: 187027
Diffstat (limited to 'sys/cddl/dev')
-rw-r--r-- | sys/cddl/dev/dtrace/dtrace_ioctl.c | 3 | ||||
-rw-r--r-- | sys/cddl/dev/dtrace/dtrace_sysctl.c | 11 |
2 files changed, 12 insertions, 2 deletions
diff --git a/sys/cddl/dev/dtrace/dtrace_ioctl.c b/sys/cddl/dev/dtrace/dtrace_ioctl.c index 87da9a7..13e8eab 100644 --- a/sys/cddl/dev/dtrace/dtrace_ioctl.c +++ b/sys/cddl/dev/dtrace/dtrace_ioctl.c @@ -23,7 +23,8 @@ */ static int dtrace_verbose_ioctl; -SYSCTL_INT(_debug_dtrace, OID_AUTO, verbose_ioctl, CTLFLAG_RW, &dtrace_verbose_ioctl, 0, ""); +SYSCTL_INT(_debug_dtrace, OID_AUTO, verbose_ioctl, CTLFLAG_RW, + &dtrace_verbose_ioctl, 0, "log DTrace ioctls"); #define DTRACE_IOCTL_PRINTF(fmt, ...) if (dtrace_verbose_ioctl) printf(fmt, ## __VA_ARGS__ ) diff --git a/sys/cddl/dev/dtrace/dtrace_sysctl.c b/sys/cddl/dev/dtrace/dtrace_sysctl.c index 00ed709..073de9f 100644 --- a/sys/cddl/dev/dtrace/dtrace_sysctl.c +++ b/sys/cddl/dev/dtrace/dtrace_sysctl.c @@ -22,6 +22,8 @@ * */ +SYSCTL_NODE(_debug, OID_AUTO, dtrace, CTLFLAG_RD, 0, "DTrace debug parameters"); + int dtrace_debug = 0; TUNABLE_INT("debug.dtrace.debug", &dtrace_debug); SYSCTL_INT(_debug_dtrace, OID_AUTO, debug, CTLFLAG_RW, &dtrace_debug, 0, ""); @@ -78,5 +80,12 @@ sysctl_dtrace_providers(SYSCTL_HANDLER_ARGS) } SYSCTL_PROC(_debug_dtrace, OID_AUTO, providers, CTLTYPE_STRING | CTLFLAG_RD, - 0, 0, sysctl_dtrace_providers, "A", ""); + 0, 0, sysctl_dtrace_providers, "A", "available DTrace providers"); + +SYSCTL_NODE(_kern, OID_AUTO, dtrace, CTLFLAG_RD, 0, "DTrace parameters"); + +SYSCTL_LONG(_kern_dtrace, OID_AUTO, dof_maxsize, CTLFLAG_RW, + &dtrace_dof_maxsize, 0, "largest allowed DOF table"); +SYSCTL_LONG(_kern_dtrace, OID_AUTO, helper_actions_max, CTLFLAG_RW, + &dtrace_helper_actions_max, 0, "maximum number of allowed helper actions"); |