Date: Thu, 6 Jun 2019 10:49:34 -0700 From: Navdeep Parhar <nparhar@gmail.com> To: lev@FreeBSD.org, freebsd-hackers@freebsd.org Subject: =?UTF-8?Q?Re=3a_DTrace_SDT_probes_in_kernel_module_=e2=80=94_how_to?= =?UTF-8?Q?=3f?= Message-ID: <330a2a83-0fe8-e599-5b36-3b347acdd557@gmail.com> In-Reply-To: <234087607.20190606204312@serebryakov.spb.ru> References: <234087607.20190606204312@serebryakov.spb.ru>
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On 2019-06-06 10:43, Lev Serebryakov wrote: > Hello Freebsd-hackers, > > What should I do to add SDT probes into kernel module. I've tried to add simple > > DTRACE_PROBE1(module__name, type, value); > > to source code. No errors, no probes after module load. I've added WITH_CTF=1 to make > command line. Warnings from ctfmerge, no probes after module load. > > What is proper way to add SDT probes to module and how should I build it? > Have you seen https://wiki.freebsd.org/DTrace/HowToAddSDTProbes ? Please update it if it's out of date. Regards, Navdeep
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