From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B31851A0708; Mon, 24 Jun 2024 22:20:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719267651; cv=none; b=MVOFjZsg3rspDPYivbfvg3HFbauuqH92lhxaULS+rVnXc+S63lHdExA0ENHuqZdTh9ytv+MjZHpeG+Gxx1Su+kymurYCZpm3Xo9M21xxxCDDezRBbGioKrOQ9W+z1fA7mOl+P+tPsjjSNXP7byWuAbobkYgE2YozERI5BP7dnEI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719267651; c=relaxed/simple; bh=El3YDeqjczhekPR1W+uyDSK2dsNIh5KkIWwOCQU6c88=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=CN0sh91fzta6/Y3kRcNAokTd1nh7Af1zkefwHF8xJBtZK8FREZ92dnOBrlUNWsFONpRGHNWvX0PnB+BBnBrVemnNi4JWN2JhwCMrNx3vVVqTePrqN2Vj9wdVrUSjvgm6R2mGS11dgskpKJfr7om7Z4/iHS5595LfugRlr9LqeqQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=XeS+B2dn; arc=none smtp.client-ip=192.198.163.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="XeS+B2dn" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1719267650; x=1750803650; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=El3YDeqjczhekPR1W+uyDSK2dsNIh5KkIWwOCQU6c88=; b=XeS+B2dnzhXQiuwuXl0MGToxg180JWSdNLDJPqBIW5fc/CsP1D1x4JOL Y39FP9sEEALajkNlUYueBUa0eJ+ZbM97n+dSUpIB+7m1/5smNmzgJukNS 0iVNiotBlFDDfISWhV4zW+73KsVjBZiYx8L6Dmk4fFDtFQ3qJqBhngPIE Fi1YKDJhS65Dyz+PnfzdPT3QotO2QGc05FDDyrxvOw2XWZybUk6WPNehD sc3koB2+Yvk/nbnwNXEmU61UNSfyuvYab/Yv9Wckbw1AizBavKBhRIrZ9 zxWtH3PoCGB35sZRbovZaCxuzM7mTGE32VOdr6q46OtoBw3ttxVlj/eNC Q==; X-CSE-ConnectionGUID: tkt+Qda+Tt6S9jafow4goQ== X-CSE-MsgGUID: oB0dJAQITYmfBYAwaCYXbw== X-IronPort-AV: E=McAfee;i="6700,10204,11113"; a="41681610" X-IronPort-AV: E=Sophos;i="6.08,262,1712646000"; d="scan'208";a="41681610" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jun 2024 15:20:45 -0700 X-CSE-ConnectionGUID: ey3MijPkR1ugQF1XIhMNug== X-CSE-MsgGUID: dfPiBmlGT+ucDwR2dJnf0Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,262,1712646000"; d="scan'208";a="48608221" Received: from fl31ca102ks0602.deacluster.intel.com (HELO gnr-bkc.deacluster.intel.com) ([10.75.133.163]) by orviesa004.jf.intel.com with ESMTP; 24 Jun 2024 15:20:46 -0700 From: weilin.wang@intel.com To: weilin.wang@intel.com, Namhyung Kim , Ian Rogers , Arnaldo Carvalho de Melo , Peter Zijlstra , Ingo Molnar , Alexander Shishkin , Jiri Olsa , Adrian Hunter , Kan Liang Cc: linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, Perry Taylor , Samantha Alt , Caleb Biggers Subject: [RFC PATCH v14 2/8] perf data: Allow to use given fd in data->file.fd Date: Mon, 24 Jun 2024 18:20:18 -0400 Message-ID: <20240624222026.229401-3-weilin.wang@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240624222026.229401-1-weilin.wang@intel.com> References: <20240624222026.229401-1-weilin.wang@intel.com> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Weilin Wang When in PIPE mode, allow to use fd dynamically opened and asigned to data->file.fd instead of STDIN_FILENO or STDOUT_FILENO. Signed-off-by: Weilin Wang --- tools/perf/util/data.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c index 08c4bfbd817f..98661ede2a73 100644 --- a/tools/perf/util/data.c +++ b/tools/perf/util/data.c @@ -204,7 +204,12 @@ static bool check_pipe(struct perf_data *data) data->file.fd = fd; data->use_stdio = false; } - } else { + + /* + * When is_pipe and data->file.fd is given, use given fd + * instead of STDIN_FILENO or STDOUT_FILENO + */ + } else if (data->file.fd <= 0) { data->file.fd = fd; } } -- 2.43.0