Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759003AbYBASRS (ORCPT ); Fri, 1 Feb 2008 13:17:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755014AbYBASQO (ORCPT ); Fri, 1 Feb 2008 13:16:14 -0500 Received: from mx1.redhat.com ([66.187.233.31]:45648 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754237AbYBASQL (ORCPT ); Fri, 1 Feb 2008 13:16:11 -0500 Message-ID: <47A3617D.10006@redhat.com> Date: Fri, 01 Feb 2008 19:14:21 +0100 From: Jerome Marchand User-Agent: Thunderbird 1.5.0.9 (X11/20070105) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org CC: axboe@kernel.dk, "Ed L. Cashin" Subject: [Patch 4/6] Enhanced partition statistics: sysfs Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1676 Lines: 44 Reports enhanced partition statistics in sysfs. Signed-off-by: Jerome Marchand --- fs/partitions/check.c | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff -uprN -X linux-2.6/Documentation/dontdiff linux-2.6.orig/fs/partitions/check.c linux-2.6/fs/partitions/check.c --- linux-2.6.orig/fs/partitions/check.c 2008-01-31 17:38:43.000000000 +0100 +++ linux-2.6/fs/partitions/check.c 2008-01-31 17:55:42.000000000 +0100 @@ -216,9 +216,25 @@ static ssize_t part_stat_show(struct dev { struct hd_struct *p = dev_to_part(dev); - return sprintf(buf, "%8u %8llu %8u %8llu\n", - p->ios[0], (unsigned long long)p->sectors[0], - p->ios[1], (unsigned long long)p->sectors[1]); + preempt_disable(); + part_round_stats(p); + preempt_enable(); + return sprintf(buf, + "%8lu %8lu %8llu %8u " + "%8lu %8lu %8llu %8u " + "%8u %8u %8u" + "\n", + part_stat_read(p, ios[READ]), + part_stat_read(p, merges[READ]), + (unsigned long long)part_stat_read(p, sectors[READ]), + jiffies_to_msecs(part_stat_read(p, ticks[READ])), + part_stat_read(p, ios[WRITE]), + part_stat_read(p, merges[WRITE]), + (unsigned long long)part_stat_read(p, sectors[WRITE]), + jiffies_to_msecs(part_stat_read(p, ticks[WRITE])), + p->in_flight, + jiffies_to_msecs(part_stat_read(p, io_ticks)), + jiffies_to_msecs(part_stat_read(p, time_in_queue))); } #ifdef CONFIG_FAIL_MAKE_REQUEST -- 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/