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 02EA9C433F5 for ; Wed, 11 May 2022 04:29:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=a8ry5nhNh/Unf/VAX9bUawZ3rQi4dolyU4cVEE0JysA=; b=w2ahMPCjn78qAj KlDmaHQw2ncR6n1RD8a7ylh4QEiiDyr4qovHFS8lDCGqw1EhR/lA6ENP1lxTmvR15OdCaAku8jPTf docY5/m4QES1erzvxxcQ1/wPTF1WYHrCFw2dqRYnHr3Qgv2xpp3WQB7G5XNslZWh6XuaUvWaPRS0N glSkTayvXFOiSR4KrorJ3hWBGG1qznyHCpwITGUb9nqyj7Hc6niB6yjMerpsSL72Dgl9GRSHnTmbw URBoqYJno/D424gIggmZz79DfAG04rnVPA45NoCinfVysZO09A337gnukYZ9pIJw0ykokOo8nEdqb CnvB+GI/ME8iODgbAsPw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nodx5-0058RV-UT; Wed, 11 May 2022 04:27:56 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nodx2-0058Qu-G3 for linux-arm-kernel@lists.infradead.org; Wed, 11 May 2022 04:27:54 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E33E2106F; Tue, 10 May 2022 21:27:50 -0700 (PDT) Received: from [192.168.0.8] (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id EDDF33F5A1; Tue, 10 May 2022 21:27:45 -0700 (PDT) Message-ID: Date: Wed, 11 May 2022 09:58:49 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH V5 0/8] perf: Expand perf_branch_entry Content-Language: en-US To: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, peterz@infradead.org, acme@kernel.org Cc: Robin Murphy , Suzuki Poulose , James Clark , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Thomas Gleixner , Will Deacon , linux-arm-kernel@lists.infradead.org References: <20220404045046.634522-1-anshuman.khandual@arm.com> From: Anshuman Khandual In-Reply-To: <20220404045046.634522-1-anshuman.khandual@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220510_212752_645025_894998E7 X-CRM114-Status: GOOD ( 13.12 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 4/4/22 10:20, Anshuman Khandual wrote: > Branch Record Buffer Extension (BRBE) implementation on arm64 captures more > branch type classification which cannot be accommodated in the current perf > branch record format via perf_branch_entry.type element (4 bit field). Also > it captures privilege information which does not have a corresponding slot > in perf_branch_entry. This series expands struct perf_branch_entry, to meet > both these requirements without breaking the existing user space ABI for > perf tools. > > All architecture specific branch types added via perf_branch_entry.new_type > field in [PATCH 3/4] will be used in BRBE implementation on arm64 platform > later on with the following map. > > #ifdef CONFIG_ARM64 > #define PERF_BR_FIQ PERF_BR_NEW_ARCH_1 > #define PERF_BR_DEBUG_HALT PERF_BR_NEW_ARCH_2 > #define PERF_BR_DEBUG_EXIT PERF_BR_NEW_ARCH_3 > #define PERF_BR_DEBUG_INST PERF_BR_NEW_ARCH_4 > #define PERF_BR_DEBUG_DATA PERF_BR_NEW_ARCH_5 > #endif > > This actually combines following patches and series into a single series. > > - https://lore.kernel.org/all/1642998653-21377-12-git-send-email-anshuman.khandual@arm.com/ > - https://lore.kernel.org/all/1643348653-24367-1-git-send-email-anshuman.khandual@arm.com/ > - https://lore.kernel.org/all/1645681014-3346-1-git-send-email-anshuman.khandual@arm.com/ > > This series applies on v5.18-rc1 Gentle ping, any updates on this series ? _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel