From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965118Ab2J3RfZ (ORCPT ); Tue, 30 Oct 2012 13:35:25 -0400 Received: from e38.co.us.ibm.com ([32.97.110.159]:60372 "EHLO e38.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965057Ab2J3RcZ (ORCPT ); Tue, 30 Oct 2012 13:32:25 -0400 From: "Paul E. McKenney" To: linux-kernel@vger.kernel.org Cc: mingo@elte.hu, laijs@cn.fujitsu.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@polymtl.ca, josh@joshtriplett.org, niv@us.ibm.com, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, Valdis.Kletnieks@vt.edu, dhowells@redhat.com, edumazet@google.com, darren@dvhart.com, fweisbec@gmail.com, sbw@mit.edu, patches@linaro.org, Michael Wang , "Paul E. McKenney" Subject: [PATCH tip/core/rcu 12/14] rcu: split 'rcuhier' to each flavor Date: Tue, 30 Oct 2012 10:05:11 -0700 Message-Id: <1351616713-26930-12-git-send-email-paulmck@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.8 In-Reply-To: <1351616713-26930-1-git-send-email-paulmck@linux.vnet.ibm.com> References: <20121030170454.GA25712@linux.vnet.ibm.com> <1351616713-26930-1-git-send-email-paulmck@linux.vnet.ibm.com> X-Content-Scanned: Fidelis XPS MAILER x-cbid: 12103017-5518-0000-0000-000008D73818 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Michael Wang This patch add new 'rcuhier' to each flavor's folder, now we could use: 'cat /debugfs/rcu/rsp/rcuhier' to get the selected rsp info. Signed-off-by: Michael Wang Signed-off-by: Paul E. McKenney --- kernel/rcutree_trace.c | 24 ++++++++++++++++++++++++ 1 files changed, 24 insertions(+), 0 deletions(-) diff --git a/kernel/rcutree_trace.c b/kernel/rcutree_trace.c index bbfb6e2..db46464 100644 --- a/kernel/rcutree_trace.c +++ b/kernel/rcutree_trace.c @@ -313,6 +313,26 @@ static const struct file_operations rcuhier_fops = { .release = single_release, }; +static int new_show_rcuhier(struct seq_file *m, void *v) +{ + struct rcu_state *rsp = (struct rcu_state *)m->private; + print_one_rcu_state(m, rsp); + return 0; +} + +static int new_rcuhier_open(struct inode *inode, struct file *file) +{ + return single_open(file, new_show_rcuhier, inode->i_private); +} + +static const struct file_operations new_rcuhier_fops = { + .owner = THIS_MODULE, + .open = new_rcuhier_open, + .read = seq_read, + .llseek = no_llseek, + .release = seq_release, +}; + static void show_one_rcugp(struct seq_file *m, struct rcu_state *rsp) { unsigned long flags; @@ -491,6 +511,10 @@ static int __init rcutree_trace_init(void) if (!retval) goto free_out; + retval = debugfs_create_file("rcuhier", 0444, + rspdir, rsp, &new_rcuhier_fops); + if (!retval) + goto free_out; } retval = debugfs_create_file("rcubarrier", 0444, rcudir, -- 1.7.8