From nobody Fri Dec 19 08:23:10 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 35D3326AF3; Thu, 10 Apr 2025 00:11:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744243889; cv=none; b=V7S9KEbcrQt/AGOAXdR+Pt7V0OuS4WoqPqIwrO5VaQeOT9N3yCnZPliOsmPs+NfF7waAUH4A5bRdlRsrPbh081ByHCmCjmKgAGgt636HdZr0BJfjhPA+nLvueF59csFr47kfyqg1thVDKESI+HOeIT7Z0XwZBYk4ydseR+pqGAk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744243889; c=relaxed/simple; bh=dsbGPVshCO+nHzc4NPbueKWHbW419n9zo+SvA0BkUZQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=rYzsw6gw8loCTq+LmWaf83id2pS+ER66xP0BJsql/Tmz+VPccQtE/u7Y0spjXPevKRnIijHu+jDJJEpVQLxcOFcEfRuMuiHjx6lsOnrH5fJxpB0TV2XnO+XV9QLGiVirMcv1Qh708ek9Q7XC1Ah3LX3REueDJF1UH85f5DvQnuk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jIhH1Hth; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="jIhH1Hth" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 572D5C4CEEB; Thu, 10 Apr 2025 00:11:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744243888; bh=dsbGPVshCO+nHzc4NPbueKWHbW419n9zo+SvA0BkUZQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jIhH1HthBdpBOkM5BQKi85nnkacsGfoJpFWNqbDZEtsvrq4RfY3dS5IXT9Eagz13z 0vQtc7xd1YKGA+59SZvYSXRUAXvO6xyVBIjPG0s7GOVvWHLQjvk+A9sP3ZW8vzpfjH ZrdK+Qk30oM5YuK0+z/bW+u5vyZqz5MhG3//X2matNN379A4Dk1EDDD7Zaq8pj/1Vw sAts++cbQEcYESVh8ddbwN+YX7bQ14MvSmbnl/y/8FZdcVlJThDODb/We+Py0hcsO+ bi87EYghWjEynyFHWZR/lZFSTllXbhn8raPtECt4sNuquO8oEGvb9u4lJQW3ymFqJI Rp/AmDkVJMM6w== From: Namhyung Kim To: Arnaldo Carvalho de Melo , Ian Rogers , Kan Liang Cc: Jiri Olsa , Adrian Hunter , Peter Zijlstra , Ingo Molnar , LKML , linux-perf-users@vger.kernel.org Subject: [PATCH 03/10] tools headers: Update the uapi/linux/perf_event.h copy with the kernel sources Date: Wed, 9 Apr 2025 17:11:18 -0700 Message-ID: <20250410001125.391820-4-namhyung@kernel.org> X-Mailer: git-send-email 2.49.0.504.g3bcea36a83-goog In-Reply-To: <20250410001125.391820-1-namhyung@kernel.org> References: <20250410001125.391820-1-namhyung@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" To pick up the changes in: c53e14f1ea4a8f8d perf: Extend per event callchain limit to branch stack Addressing this perf tools build warning: Warning: Kernel ABI header differences: diff -u tools/include/uapi/linux/perf_event.h include/uapi/linux/perf_e= vent.h Please see tools/include/uapi/README for further details. Cc: linux-perf-users@vger.kernel.org Signed-off-by: Namhyung Kim --- tools/include/uapi/linux/perf_event.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/lin= ux/perf_event.h index 0524d541d4e3d501..5fc753c23734dfc4 100644 --- a/tools/include/uapi/linux/perf_event.h +++ b/tools/include/uapi/linux/perf_event.h @@ -385,6 +385,8 @@ enum perf_event_read_format { * * @sample_max_stack: Max number of frame pointers in a callchain, * should be < /proc/sys/kernel/perf_event_max_stack + * Max number of entries of branch stack + * should be < hardware limit */ struct perf_event_attr { =20 --=20 2.49.0.504.g3bcea36a83-goog