Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759574Ab2EVBcN (ORCPT ); Mon, 21 May 2012 21:32:13 -0400 Received: from mga14.intel.com ([143.182.124.37]:41058 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753780Ab2EVBcM convert rfc822-to-8bit (ORCPT ); Mon, 21 May 2012 21:32:12 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.71,315,1320652800"; d="scan'208";a="102646569" From: "Du, ChangbinX" To: "'gregkh@linuxfoundation.org'" CC: "'Sergei Shtylyov'" , "'mina86@mina86.com'" , "Fleming, Matt" , "'balbi@ti.com'" , "'hpa@zytor.com'" , "'linux-kernel@vger.kernel.org'" , "'linux-usb@vger.kernel.org'" Subject: [Resend PATCH v2] testusb: add path /dev/bus/usb to default search paths of usbfs Thread-Topic: [Resend PATCH v2] testusb: add path /dev/bus/usb to default search paths of usbfs Thread-Index: AQHNN7qyG7Zv5VtpIkaxHOeRBAtVMw== Date: Tue, 22 May 2012 01:32:05 +0000 Message-ID: <0C18FE92A7765D4EB9EE5D38D86A563A06388E@SHSMSX101.ccr.corp.intel.com> References: <0C18FE92A7765D4EB9EE5D38D86A563A062E6C@SHSMSX101.ccr.corp.intel.com> In-Reply-To: <0C18FE92A7765D4EB9EE5D38D86A563A062E6C@SHSMSX101.ccr.corp.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1217 Lines: 36 As real device-nodes managed by udev whose nodes lived in /dev/bus/usb are mostly used today, let testusb tool use that directory as one default path make tool be more convenient to use. Signed-off-by: Du Changbin --- tools/usb/testusb.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/tools/usb/testusb.c b/tools/usb/testusb.c index 6e0f567..82d7c59 100644 --- a/tools/usb/testusb.c +++ b/tools/usb/testusb.c @@ -358,6 +358,7 @@ static const char *usbfs_dir_find(void) { static char usbfs_path_0[] = "/dev/usb/devices"; static char usbfs_path_1[] = "/proc/bus/usb/devices"; + static char udev_usb_path[] = "/dev/bus/usb"; static char *const usbfs_paths[] = { usbfs_path_0, usbfs_path_1 @@ -376,6 +377,10 @@ static const char *usbfs_dir_find(void) } } while (++it != end); + /* real device-nodes managed by udev */ + if (access(udev_usb_path, F_OK) == 0) + return udev_usb_path; + return NULL; } -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/