From patchwork Fri Apr 17 10:41:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Garry X-Patchwork-Id: 11494753 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C02B1174A for ; Fri, 17 Apr 2020 10:49:30 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 9DADA221EC for ; Fri, 17 Apr 2020 10:49:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="vDeX0bbT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9DADA221EC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=dxgPzsTZO7b0cFXtk1I8gArCB4NozLnqZAE0c3kNzmo=; b=vDeX0bbTaNyG+k Fbt4YzfdFqVFCxk4uxQ/ehqNk9CWHvD+gIyxpRAZuF7LiMJs+X9tUa2VFQo8vGT8aO/mk7/BMRbPv 6xa8LoYMsHXSLMC9quODj1WNp/gFNFMUiSzcj81vB2hDUGBsUL9yo3QJG1GHLgDxAmtLvUlWW0uEV po1hXyOUvG6YbvURMZfA3/ETI848pcH7z5Pr8u22jK9xS18YERgonu31pa8Hut1ai+8qYX6pVnINx HkbF+lN5W/+H/uvOnuQxplZKKac6QIxAvocV9hGzcn9MCdNgqtED8xHpYk+9wf4G7VMjV5foSdsJw yU9bpYr1KKIX1DZJKJBg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jPOYn-00059C-ED; Fri, 17 Apr 2020 10:49:25 +0000 Received: from szxga06-in.huawei.com ([45.249.212.32] helo=huawei.com) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jPOV3-0000n5-UZ for linux-arm-kernel@lists.infradead.org; Fri, 17 Apr 2020 10:45:36 +0000 Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id DCF8FAE0DC5FB7C399EA; Fri, 17 Apr 2020 18:45:26 +0800 (CST) Received: from localhost.localdomain (10.69.192.58) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.487.0; Fri, 17 Apr 2020 18:45:18 +0800 From: John Garry To: , , , , , , , Subject: [RFC PATCH v2 02/13] perf jevents: Add support for an extra directory level Date: Fri, 17 Apr 2020 18:41:13 +0800 Message-ID: <1587120084-18990-3-git-send-email-john.garry@huawei.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1587120084-18990-1-git-send-email-john.garry@huawei.com> References: <1587120084-18990-1-git-send-email-john.garry@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.58] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200417_034534_198693_3FFF0E08 X-CRM114-Status: GOOD ( 12.14 ) X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [45.249.212.32 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: irogers@google.com, ak@linux.intel.com, linux-kernel@vger.kernel.org, John Garry , qiangqing.zhang@nxp.com, linuxarm@huawei.com, zhangshaokun@hisilicon.com, robin.murphy@arm.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Currently we support upto a level 2 directory, and level 2 would be in the form vendor/platform. Add support for a further level, to hold specific categories of events for when we want to segregate them for matching purposes. Signed-off-by: John Garry --- tools/perf/pmu-events/jevents.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c index fa86c5f997cc..c7868d0a7a6b 100644 --- a/tools/perf/pmu-events/jevents.c +++ b/tools/perf/pmu-events/jevents.c @@ -981,15 +981,20 @@ static int process_one_file(const char *fpath, const struct stat *sb, int level = ftwbuf->level; int err = 0; - if (level == 2 && is_dir) { + if (level >= 2 && is_dir) { + int count = 0; /* * For level 2 directory, bname will include parent name, * like vendor/platform. So search back from platform dir * to find this. + * Something similar for level 3 directory, but we're a PMU + * category folder, like vendor/platform/cpu. */ bname = (char *) fpath + ftwbuf->base - 2; for (;;) { if (*bname == '/') + count++; + if (count == level - 1) break; bname--; } @@ -1002,13 +1007,13 @@ static int process_one_file(const char *fpath, const struct stat *sb, level, sb->st_size, bname, fpath); /* base dir or too deep */ - if (level == 0 || level > 3) + if (level == 0 || level > 4) return 0; /* model directory, reset topic */ if ((level == 1 && is_dir && is_leaf_dir(fpath)) || - (level == 2 && is_dir)) { + (level >= 2 && is_dir && is_leaf_dir(fpath))) { if (close_table) print_events_table_suffix(eventsfp);