diff options
| author | markj <markj@FreeBSD.org> | 2014-03-01 19:06:43 +0000 |
|---|---|---|
| committer | markj <markj@FreeBSD.org> | 2014-03-01 19:06:43 +0000 |
| commit | 9caf62197b031eb72e6bfddbe3af738616fb29a2 (patch) | |
| tree | 9bf09334f82624228335ae39b65c43c8bc023f1a /sys/cddl | |
| parent | 3cccc93a2647c00f24f62d4f88919ee60433d0bf (diff) | |
| download | FreeBSD-src-9caf62197b031eb72e6bfddbe3af738616fb29a2.zip FreeBSD-src-9caf62197b031eb72e6bfddbe3af738616fb29a2.tar.gz | |
Expose a few DTrace parameters as sysctls under kern.dtrace and add
descriptions for several existing sysctls.
PR: 187027
Submitted by: Fedor Indutny <fedor@indutny.com> (original version)
MFC after: 2 weeks
Diffstat (limited to 'sys/cddl')
| -rw-r--r-- | sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c | 3 | ||||
| -rw-r--r-- | sys/cddl/dev/dtrace/dtrace_ioctl.c | 3 | ||||
| -rw-r--r-- | sys/cddl/dev/dtrace/dtrace_sysctl.c | 14 |
3 files changed, 16 insertions, 4 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c b/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c index 2b24780..270f29d 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c +++ b/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c @@ -303,7 +303,8 @@ static kmutex_t dtrace_meta_lock; /* meta-provider state lock */ #define PRIV_PROC_ZONE (1 << 5) #define PRIV_ALL ~0 -SYSCTL_NODE(_debug, OID_AUTO, dtrace, CTLFLAG_RD, 0, "DTrace Information"); +SYSCTL_DECL(_debug_dtrace); +SYSCTL_DECL(_kern_dtrace); #endif #if defined(sun) 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 1b5b3ab..d98111d 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, ""); @@ -78,7 +80,15 @@ 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_INT(_debug_dtrace, OID_AUTO, memstr_max, CTLFLAG_RW, &dtrace_memstr_max, +SYSCTL_INT(_kern_dtrace, OID_AUTO, memstr_max, CTLFLAG_RW, &dtrace_memstr_max, 0, "largest allowed argument to memstr(), 0 indicates no limit"); + +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"); |
