From: Song Liu <songliubraving@fb.com>
To: Jiri Olsa <jolsa@redhat.com>
Cc: open list <linux-kernel@vger.kernel.org>,
Kernel Team <Kernel-team@fb.com>,
"peterz@infradead.org" <peterz@infradead.org>,
"mingo@redhat.com" <mingo@redhat.com>,
"acme@kernel.org" <acme@kernel.org>,
"mark.rutland@arm.com" <mark.rutland@arm.com>,
"alexander.shishkin@linux.intel.com"
<alexander.shishkin@linux.intel.com>,
"namhyung@kernel.org" <namhyung@kernel.org>
Subject: Re: [RFC 1/2] perf: support build BPF skeletons with perf
Date: Tue, 24 Nov 2020 23:53:39 +0000 [thread overview]
Message-ID: <3DD59629-4612-4D42-BFBB-7F0253CF59AB@fb.com> (raw)
In-Reply-To: <20201124195122.GD2164284@krava>
> On Nov 24, 2020, at 11:51 AM, Jiri Olsa <jolsa@redhat.com> wrote:
>
> On Wed, Nov 18, 2020 at 08:50:45PM -0800, Song Liu wrote:
>
> SNIP
>
>> + $(Q)$(BPFTOOL) gen skeleton $< > $@
>> +
>> +$(TMP_OUTPUT)/%.bpf.o: %.bpf.c $(TMP_OUTPUT)/vmlinux.h $(BPFOBJ) | $(TMP_OUTPUT)
>> + $(call msg,BPF,$@)
>> + $(Q)$(CLANG) -g -O2 -target bpf $(INCLUDES) \
>> + -c $(filter %.c,$^) -o $@ && \
>> + $(LLVM_STRIP) -g $@
>> +
>> +$(TMP_OUTPUT):
>> + $(call msg,MKDIR,$@)
>> + $(Q)mkdir -p $(TMP_OUTPUT)
>> +
>> +$(TMP_OUTPUT)/vmlinux.h: $(VMLINUX_BTF_PATH) | $(TMP_OUTPUT) $(BPFTOOL)
>
> please add support to specify VMLINUX_H as it is in selftests
> or bpftool, we will need it in out building setup
>
> thanks,
> jirka
Let me try that.
Thanks,
Song
next prev parent reply other threads:[~2020-11-24 23:55 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-19 4:50 [RFC 0/2] Introduce perf-stat -b for BPF programs Song Liu
2020-11-19 4:50 ` [RFC 1/2] perf: support build BPF skeletons with perf Song Liu
2020-11-22 23:27 ` Jiri Olsa
2020-11-24 23:47 ` Song Liu
2020-11-25 16:38 ` Jiri Olsa
2020-11-22 23:32 ` Jiri Olsa
2020-11-24 23:51 ` Song Liu
2020-11-22 23:35 ` Jiri Olsa
2020-11-24 23:52 ` Song Liu
2020-11-25 16:40 ` Jiri Olsa
2020-11-24 19:51 ` Jiri Olsa
2020-11-24 23:59 ` Song Liu
2020-11-24 19:51 ` Jiri Olsa
2020-11-24 23:53 ` Song Liu [this message]
2020-11-19 4:50 ` [RFC 2/2] perf-stat: enable counting events for BPF programs Song Liu
2020-11-23 23:47 ` Jiri Olsa
2020-11-24 23:31 ` Song Liu
2020-11-25 16:42 ` Jiri Olsa
2020-11-24 19:51 ` Jiri Olsa
2020-11-24 23:43 ` Song Liu
2020-11-25 0:02 ` Song Liu
2020-11-25 16:43 ` Jiri Olsa
2020-11-19 14:52 ` [RFC 0/2] Introduce perf-stat -b " Arnaldo Carvalho de Melo
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