From: Andrii Nakryiko <andrii.nakryiko@gmail.com>
To: Ian Rogers <irogers@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Martin KaFai Lau <kafai@fb.com>, Song Liu <songliubraving@fb.com>,
Yonghong Song <yhs@fb.com>, Andrii Nakryiko <andriin@fb.com>,
John Fastabend <john.fastabend@gmail.com>,
KP Singh <kpsingh@chromium.org>, Kajol Jain <kjain@linux.ibm.com>,
Andi Kleen <ak@linux.intel.com>,
John Garry <john.garry@huawei.com>,
Jin Yao <yao.jin@linux.intel.com>,
Kan Liang <kan.liang@linux.intel.com>,
Cong Wang <xiyou.wangcong@gmail.com>,
Kim Phillips <kim.phillips@amd.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Leo Yan <leo.yan@linaro.org>,
open list <linux-kernel@vger.kernel.org>,
Networking <netdev@vger.kernel.org>, bpf <bpf@vger.kernel.org>,
Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH v2 4/7] tools lib/api: Copy libbpf hashmap to tools/perf/util
Date: Fri, 15 May 2020 12:41:49 -0700 [thread overview]
Message-ID: <CAEf4BzZn4DTYFipFb60BMMURKjTddi9VR+5WKW7ussQhWp6kXQ@mail.gmail.com> (raw)
In-Reply-To: <20200515165007.217120-5-irogers@google.com>
On Fri, May 15, 2020 at 9:50 AM Ian Rogers <irogers@google.com> wrote:
>
> Allow use of hashmap in perf. Modify perf's check-headers.sh script to
> check that the files are kept in sync, in the same way kernel headers are
> checked. This will warn if they are out of sync at the start of a perf
> build.
>
> Signed-off-by: Ian Rogers <irogers@google.com>
> ---
Given you want to make sure they stay 1 to 1, would just creating a
symlink work instead of copying the code?
Either way, I think hashmap is stable and not going to change
frequently, so whichever way is fine with me.
Acked-by: Andrii Nakryiko <andriin@fb.com>
> tools/perf/check-headers.sh | 4 +
> tools/perf/util/Build | 4 +
> tools/perf/util/hashmap.c | 238 ++++++++++++++++++++++++++++++++++++
> tools/perf/util/hashmap.h | 177 +++++++++++++++++++++++++++
> 4 files changed, 423 insertions(+)
> create mode 100644 tools/perf/util/hashmap.c
> create mode 100644 tools/perf/util/hashmap.h
>
[...]
next prev parent reply other threads:[~2020-05-15 19:42 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-15 16:50 [PATCH v2 0/7] Copy hashmap to tools/perf/util, use in perf expr Ian Rogers
2020-05-15 16:50 ` [PATCH v2 1/7] libbpf: Fix memory leak and possible double-free in hashmap__clear Ian Rogers
2020-05-15 16:50 ` [PATCH v2 2/7] libbpf hashmap: Remove unused #include Ian Rogers
2020-05-15 19:39 ` Andrii Nakryiko
2020-05-15 16:50 ` [PATCH v2 3/7] libbpf hashmap: Fix signedness warnings Ian Rogers
2020-05-15 19:40 ` Andrii Nakryiko
2020-05-15 16:50 ` [PATCH v2 4/7] tools lib/api: Copy libbpf hashmap to tools/perf/util Ian Rogers
2020-05-15 19:41 ` Andrii Nakryiko [this message]
2020-05-15 16:50 ` [PATCH v2 5/7] perf test: Provide a subtest callback to ask for the reason for skipping a subtest Ian Rogers
2020-05-15 16:50 ` [PATCH v2 6/7] perf test: Improve pmu event metric testing Ian Rogers
2020-05-15 16:50 ` [PATCH v2 7/7] perf expr: Migrate expr ids table to a hashmap Ian Rogers
2020-05-15 19:39 ` Andrii Nakryiko
2020-05-15 22:03 ` Ian Rogers
2020-05-15 19:41 ` Jiri Olsa
2020-05-15 21:35 ` Ian Rogers
2020-05-15 22:41 ` Jiri Olsa
2020-05-15 22:41 ` Jiri Olsa
2020-05-15 22:59 ` Ian Rogers
2020-05-15 17:00 ` [PATCH v2 0/7] Copy hashmap to tools/perf/util, use in perf expr Arnaldo Carvalho de Melo
2020-05-15 19:42 ` Andrii Nakryiko
2020-05-15 21:18 ` arnaldo.melo
2020-05-15 21:47 ` Ian Rogers
2020-05-15 23:09 ` Daniel Borkmann
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