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 8AB6DC433F5 for ; Mon, 4 Apr 2022 04:52:55 +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: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=FBAhek+33SDY/TMJRaOl1B61CgI2JdheRgtDnGCRpG8=; b=GbBNsX+biZJ6R8 0GBfsoJ/XpOsI7dYVuBPZQDDv1ejaGpNCtX5Ig1GcdB5Sx/6dB5n+poQsL8T/jTjfTpdbEGulT1xc Wx4SGK/3EGLzMVlCQAf8stGeCHyMckenxVzXLYoe3pUrchVB8GxQ8xmEwXrzQ2odR+j8Bv9ka8D1r NduLQwHo6Ap58bgPHXBewFrqGqdgWnsiDnxvK/z5Oxuf+0ff5KgAegqigthiyF6JTbJulbeokGjfO iIOskjWzl1IkIDhLcbz/PmFMPHJVRu97eoJXSlfd7PaUy7HQU5643/vkB7qiWGq5EghH4v0lF8ii3 9OJ/LIVoWlRpdYuKFLdQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nbEgz-00D570-73; Mon, 04 Apr 2022 04:51:53 +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 1nbEgR-00D4nD-F4 for linux-arm-kernel@lists.infradead.org; Mon, 04 Apr 2022 04:51:22 +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 B90C01FB; Sun, 3 Apr 2022 21:51:18 -0700 (PDT) Received: from a077893.arm.com (unknown [10.163.36.163]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id C49D93F5A1; Sun, 3 Apr 2022 21:51:11 -0700 (PDT) From: Anshuman Khandual To: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, peterz@infradead.org, acme@kernel.org Cc: Anshuman Khandual , 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 Subject: [PATCH V5 6/8] perf/tools: Extend branch type classification Date: Mon, 4 Apr 2022 10:20:44 +0530 Message-Id: <20220404045046.634522-7-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220404045046.634522-1-anshuman.khandual@arm.com> References: <20220404045046.634522-1-anshuman.khandual@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220403_215119_637768_215DB6B1 X-CRM114-Status: GOOD ( 14.08 ) 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 This updates the perf tool with generic branch type classification with new ABI extender place holder i.e PERF_BR_EXTEND_ABI, the new 4 bit branch type field i.e perf_branch_entry.new_type, new generic page fault related branch types and some arch specific branch types as added earlier in the kernel. Cc: Peter Zijlstra Cc: Ingo Molnar Cc: Arnaldo Carvalho de Melo Cc: Mark Rutland Cc: Alexander Shishkin Cc: Jiri Olsa Cc: Namhyung Kim Cc: Thomas Gleixner Cc: Will Deacon Cc: linux-arm-kernel@lists.infradead.org Cc: linux-perf-users@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual --- tools/include/uapi/linux/perf_event.h | 16 +++++++++++++++- tools/perf/util/branch.c | 3 ++- tools/perf/util/branch.h | 3 ++- 3 files changed, 19 insertions(+), 3 deletions(-) diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h index 26d8f0b5ac0d..d29280adc3c4 100644 --- a/tools/include/uapi/linux/perf_event.h +++ b/tools/include/uapi/linux/perf_event.h @@ -255,9 +255,22 @@ enum { PERF_BR_IRQ = 12, /* irq */ PERF_BR_SERROR = 13, /* system error */ PERF_BR_NO_TX = 14, /* not in transaction */ + PERF_BR_EXTEND_ABI = 15, /* extend ABI */ PERF_BR_MAX, }; +enum { + PERF_BR_NEW_FAULT_ALGN = 0, /* Alignment fault */ + PERF_BR_NEW_FAULT_DATA = 1, /* Data fault */ + PERF_BR_NEW_FAULT_INST = 2, /* Inst fault */ + PERF_BR_NEW_ARCH_1 = 3, /* Architecture specific */ + PERF_BR_NEW_ARCH_2 = 4, /* Architecture specific */ + PERF_BR_NEW_ARCH_3 = 5, /* Architecture specific */ + PERF_BR_NEW_ARCH_4 = 6, /* Architecture specific */ + PERF_BR_NEW_ARCH_5 = 7, /* Architecture specific */ + PERF_BR_NEW_MAX, +}; + #define PERF_SAMPLE_BRANCH_PLM_ALL \ (PERF_SAMPLE_BRANCH_USER|\ PERF_SAMPLE_BRANCH_KERNEL|\ @@ -1372,7 +1385,8 @@ struct perf_branch_entry { abort:1, /* transaction abort */ cycles:16, /* cycle count to last branch */ type:4, /* branch type */ - reserved:40; + new_type:4, /* additional branch type */ + reserved:36; }; union perf_sample_weight { diff --git a/tools/perf/util/branch.c b/tools/perf/util/branch.c index abc673347bee..4bd52de0527c 100644 --- a/tools/perf/util/branch.c +++ b/tools/perf/util/branch.c @@ -53,7 +53,8 @@ const char *branch_type_name(int type) "ERET", "IRQ", "SERROR", - "NO_TX" + "NO_TX", + "EXTEND_ABI" }; if (type >= 0 && type < PERF_BR_MAX) diff --git a/tools/perf/util/branch.h b/tools/perf/util/branch.h index 17b2ccc61094..37b6ed546c46 100644 --- a/tools/perf/util/branch.h +++ b/tools/perf/util/branch.h @@ -24,7 +24,8 @@ struct branch_flags { u64 abort:1; u64 cycles:16; u64 type:4; - u64 reserved:40; + u64 new_type:4; + u64 reserved:36; }; }; }; -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel