From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1F634C83F17 for ; Tue, 8 Jul 2025 19:40:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=urXvgD92XvXUF9FSp2uKI6nxQAUurCeS9+ZH/UqV2ss=; b=geLUtHa6W/+ySJAh+bYkcDod/Z JW6INuLKIN0abxpCPVesiTEntfE9L7p/8idBXflW/KNaOGluPF5LPujlW5IAMKqr5Z4HiGQHSfeFI xBQ3y7PaR9scAq14+wW9fGHCo9uATZ8+m7QoFwbGymv0w0KfQZvYNBXZWJ6FWRwybxde/qtF2SYGf GnRJoJI7TfmiiKoCd7tVYyUBEg8lUcTwQsSXDSg+suSWQH6ae8rAdmf6ejmsNFm9XcRDsO6aKk2C4 EjzaC3w5C9vMUiMYakmdZ9C+iOZZiBvqyElGHX6zukR8sVEouKQz6UzhuTFqmK7VnpEu0GzknK1rN IZsln9NQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uZEAg-00000006NeQ-1V8D; Tue, 08 Jul 2025 19:40:06 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uZCev-00000006Bva-21nu for linux-arm-kernel@lists.infradead.org; Tue, 08 Jul 2025 18:03:14 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 9DC0543C4C; Tue, 8 Jul 2025 18:03:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D53A8C4CEED; Tue, 8 Jul 2025 18:03:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751997792; bh=VoEolaFTJNzpKG4M2/ParplG0VvzAYfss/xgoyqHWa0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tnX7/fT629zWKB7jluJEr8dLn9RwRvK1aJHFo/IkmlA6aVqpfizgL7O6bZywJyLMi 9SykPdXaIGfB3CgTkDfn8za3yqKwowCGsz1fk6gol3kSRiC/ZLx4bL1kxFNtTVxyXn /7c7WCEid61YOWxnhpeqjGbKIFPGs/TT5KxoIKFY6/nJrVoEou/21YnVK1B99IYufi bjfseF6L/4FDvKB/tnj+4WfGgFVO4qOWzWO1iKG6hDImJnOAUm1qSnrk47UwDPS+C0 +5cRPunQW9Etyk+dXooY5gwddqOJnpS4bUesJfTLtxtOwqhLYGIhRfiCmAobgJy1DM A1D1HAIe88iPg== From: Will Deacon To: Mark Rutland , Catalin Marinas , Jonathan Corbet , Marc Zyngier , Oliver Upton , Joey Gouly , Suzuki K Poulose , Zenghui Yu , James Clark , Anshuman Khandual , Leo Yan , "Rob Herring (Arm)" Cc: kernel-team@android.com, Will Deacon , linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, kvmarm@lists.linux.dev, Mark Brown Subject: Re: [PATCH v23 0/4] arm64/perf: Enable branch stack sampling Date: Tue, 8 Jul 2025 19:02:59 +0100 Message-Id: <175198748936.383518.12260470313437607576.b4-ty@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250611-arm-brbe-v19-v23-0-e7775563036e@kernel.org> References: <20250611-arm-brbe-v19-v23-0-e7775563036e@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250708_110313_541750_9D463868 X-CRM114-Status: GOOD ( 10.30 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, 11 Jun 2025 13:01:10 -0500, Rob Herring (Arm) wrote: > This series enables perf branch stack sampling support on arm64 via a > v9.2 arch feature called Branch Record Buffer Extension (BRBE). Details > on BRBE can be found in the Arm ARM[1] chapter D18. > > I've picked up this series from Anshuman. v19 and later versions have > been reworked quite a bit by Mark and myself. The bulk of those changes > are in patch 5. > > [...] Applied to will (for-next/perf), thanks! [1/4] arm64/sysreg: Add BRBE registers and fields https://git.kernel.org/will/c/52e4a56ab8b8 [2/4] arm64: Handle BRBE booting requirements https://git.kernel.org/will/c/ae344bcb0d49 [3/4] KVM: arm64: nvhe: Disable branch generation in nVHE guests https://git.kernel.org/will/c/d7567e9b9ba5 [4/4] perf: arm_pmuv3: Add support for the Branch Record Buffer Extension (BRBE) https://git.kernel.org/will/c/58074a0fce66 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev