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 X-Spam-Level: X-Spam-Status: No, score=-17.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT, USER_IN_DEF_DKIM_WL autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 01A6CC55189 for ; Wed, 22 Apr 2020 07:48:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CAE8E2070B for ; Wed, 22 Apr 2020 07:48:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="mF3VO5nn" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726523AbgDVHsT (ORCPT ); Wed, 22 Apr 2020 03:48:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39690 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726508AbgDVHsR (ORCPT ); Wed, 22 Apr 2020 03:48:17 -0400 Received: from mail-pg1-x549.google.com (mail-pg1-x549.google.com [IPv6:2607:f8b0:4864:20::549]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6DDABC03C1A7 for ; Wed, 22 Apr 2020 00:48:16 -0700 (PDT) Received: by mail-pg1-x549.google.com with SMTP id x16so1017856pgi.0 for ; Wed, 22 Apr 2020 00:48:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=D5tpZw1i2R58vBAfGzRizvOpwrXZg+TLaUwg0kTWWxs=; b=mF3VO5nn+0V0WQZGmFq3OmpNmldsAk2V1nDaBzIyI98U3m+z30xNsWm1xn55GudLVa BLmK/YMD0QTtBvyDFWXzwKMUAXEHQIShuIeY0+nuaJTK9eEbSu0v8KKrdlTIINma23/j akbcVUKffaMDETqAqAc4CLHKWXqHiJMDxjec2FlqjyPNeiWRp8S11RpFvaKyEXXjPNrs wDFuOY4hEYAM/SVPcK17AvOxhqIpls1/K1YFly2aAPU/0qLgiAH99BdZUEAOuplGMXwh LduuaO1EWFJ29FBYwwmSEUiI8bQg+4oLtQfwB+cWByotugfWvPO+nNTZy1SVwPXsNP8q 7iUQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=D5tpZw1i2R58vBAfGzRizvOpwrXZg+TLaUwg0kTWWxs=; b=hvpW7xGD7ntVHxa6rnxQosqksZemRCY+SXIDOLfRCHDouS3mgYmgZgjvFpdDavvUms hA1Z8tF8aMh3M/UyD2QeXlNe1Ykm1dVKz4e5otr5oSJMzLtEUqCWzJr3o3EigxhUn01/ 7fryNsKYA1b8IeYCjCG1nnltB+w6UCHpnhCQ6AEpnDPIqXg414Z9zAop6B+2+rLXbE4Q y7S34JKGmHBE5NuAG/SOWsQ3H4GpjQIH1r6JjwJDqnyGJsW5SNsgMaqWy27CtXUsqimB yQGvR5i/XPAlrJ30+q5nAGdm2v7vbg9KC8zbWuviDRo57PNaMw8IuGf7Zshu1Vtgr4Xb jw+A== X-Gm-Message-State: AGi0PubdZ3lw0ubrZ/1VtXB+9pUkupFxc6LR4w06HOfPJL/FNhd4uITz 0IByEvJevUK+0XND1UE9BR0Tge1M1raw X-Google-Smtp-Source: APiQypKEDsb2XJwyiTIKy+E9xSYQzRKrEnvVyggmLHtTzDA89Ky+xrOfIAX0h7HIsxrLf3S3mnnQ7j6Wf0AA X-Received: by 2002:a17:90a:24e7:: with SMTP id i94mr10482216pje.117.1587541695879; Wed, 22 Apr 2020 00:48:15 -0700 (PDT) Date: Wed, 22 Apr 2020 00:48:02 -0700 In-Reply-To: <20200422074809.160248-1-irogers@google.com> Message-Id: <20200422074809.160248-2-irogers@google.com> Mime-Version: 1.0 References: <20200422074809.160248-1-irogers@google.com> X-Mailer: git-send-email 2.26.2.303.gf8c07b1a785-goog Subject: [PATCH 1/8] perf expr: unlimited escaped characters in a symbol From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Kan Liang , Andi Kleen , Haiyan Song , Jin Yao , Ravi Bangoria , John Garry , Leo Yan , Adrian Hunter , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Cc: Stephane Eranian , Ian Rogers Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Current expression allows 2 escaped '-,=' characters. However, some metrics require more, for example Haswell DRAM_BW_Use. Fixes: 26226a97724d (perf expr: Move expr lexer to flex) Signed-off-by: Ian Rogers --- tools/perf/util/expr.l | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/util/expr.l b/tools/perf/util/expr.l index 2582c2464938..95bcf3629edf 100644 --- a/tools/perf/util/expr.l +++ b/tools/perf/util/expr.l @@ -73,7 +73,7 @@ number [0-9]+ sch [-,=] spec \\{sch} sym [0-9a-zA-Z_\.:@]+ -symbol {spec}*{sym}*{spec}*{sym}* +symbol ({spec}|{sym})+ %% struct expr_scanner_ctx *sctx = expr_get_extra(yyscanner); -- 2.26.2.303.gf8c07b1a785-goog