Re: [PATCH 0/2 v2] perf: Fix missing branch counter information in script and annotate
From: Falcon, Thomas
Date: Mon May 11 2026 - 14:22:23 EST
On Wed, 2026-04-29 at 10:29 -0500, Thomas Falcon wrote:
> This series fixes two issues related to branch counter (br_cntr)
> display in perf.
>
> The first patch fixes a missing '+' indicator in 'perf script'
> output.
> The '+' suffix is used to signal that event occurrences may have been
> lost due to branch counter overflow.
>
> The second patch fixes a regression in 'perf annotate' TUI mode where
> the Branch Count column was never displayed. The check for whether to
> enable branch counter display was performed before events were
> processed
> and the counter data was populated, so the condition was never
> satisfied.
> Moving the check to after event processing resolves this.
Ping.
Thanks,
Tom
>
> v2: Added a cover letter and expanded commit message for patch 1/2.
> Patch 2/2 was missing some conditional checks to enable branch
> counter
> display, which have been added back.
>
>
> Dapeng Mi (1):
> perf script: Fix missing '+' indicator when branch counter reaches
> upper limit
>
> Thomas Falcon (1):
> perf annotate: Fix missing branch counter column in TUI mode
>
> tools/perf/builtin-annotate.c | 9 +++++----
> tools/perf/builtin-script.c | 8 ++++++--
> 2 files changed, 11 insertions(+), 6 deletions(-)
>