From: Namhyung Kim <namhyung@kernel.org>
To: "Liang, Kan" <kan.liang@linux.intel.com>
Cc: linux@treblig.org, peterz@infradead.org, mingo@redhat.com,
acme@kernel.org, mark.rutland@arm.com,
alexander.shishkin@linux.intel.com, jolsa@kernel.org,
irogers@google.com, adrian.hunter@intel.com,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
Andi Kleen <ak@linux.intel.com>,
Thomas Falcon <thomas.falcon@intel.com>
Subject: Re: [PATCH] perf callchain: Remove unused callchain_branch_counts
Date: Wed, 9 Oct 2024 17:33:33 -0700 [thread overview]
Message-ID: <Zwcg3ULyehsSODxF@google.com> (raw)
In-Reply-To: <ba80cbe4-877a-4b5f-a5d6-de16fc1d2d4d@linux.intel.com>
On Wed, Oct 09, 2024 at 11:27:16AM -0400, Liang, Kan wrote:
>
>
> On 2024-10-09 1:30 a.m., Namhyung Kim wrote:
> > On Sun, Oct 06, 2024 at 02:22:04AM +0100, linux@treblig.org wrote:
> >> From: "Dr. David Alan Gilbert" <linux@treblig.org>
> >>
> >> callchain_branch_counts() was added in 2016 by commit
> >> 3dd029ef9401 ("perf report: Calculate and return the branch flag counting")
> >> but unused.
>
> It seems the original patchset was not well organized. This function is
> actually used by the last patch of the series.
> https://lore.kernel.org/lkml/1477876794-30749-7-git-send-email-yao.jin@linux.intel.com/
>
> But for some reason, the last patch was not merged. I think Andi gave
> the Acked-by for the whole series. It might be just accidentally missed.
>
> I think the missed feature is still useful.
> We will redo the test and re-post it.
Great, thanks for taking care of this.
Namhyung
next prev parent reply other threads:[~2024-10-10 0:33 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-06 1:22 [PATCH] perf callchain: Remove unused callchain_branch_counts linux
2024-10-09 5:30 ` Namhyung Kim
2024-10-09 15:27 ` Liang, Kan
2024-10-09 16:50 ` Dr. David Alan Gilbert
2024-10-10 0:34 ` Namhyung Kim
2024-10-10 0:33 ` Namhyung Kim [this message]
2024-10-10 18:40 ` [PATCH] perf report: Display columns Predicted/Abort/Cycles in --branch-history Thomas Falcon
2024-10-14 16:59 ` Namhyung Kim
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