From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965158Ab2J3ReJ (ORCPT ); Tue, 30 Oct 2012 13:34:09 -0400 Received: from e37.co.us.ibm.com ([32.97.110.158]:35526 "EHLO e37.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965100Ab2J3ReG (ORCPT ); Tue, 30 Oct 2012 13:34:06 -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 11/14] rcu: split 'rcugp' to each flavor Date: Tue, 30 Oct 2012 10:05:10 -0700 Message-Id: <1351616713-26930-11-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: 12103017-7408-0000-0000-000009C5CA82 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Michael Wang This patch add new 'rcugp' to each flavor's folder, now we could use: 'cat /debugfs/rcu/rsp/rcugp' to get the selected rsp info. Signed-off-by: Michael Wang Signed-off-by: Paul E. McKenney --- kernel/rcutree_trace.c | 26 ++++++++++++++++++++++++++ 1 files changed, 26 insertions(+), 0 deletions(-) diff --git a/kernel/rcutree_trace.c b/kernel/rcutree_trace.c index b6fd147..bbfb6e2 100644 --- a/kernel/rcutree_trace.c +++ b/kernel/rcutree_trace.c @@ -357,6 +357,26 @@ static const struct file_operations rcugp_fops = { .release = single_release, }; +static int new_show_rcugp(struct seq_file *m, void *v) +{ + struct rcu_state *rsp = (struct rcu_state *)m->private; + show_one_rcugp(m, rsp); + return 0; +} + +static int new_rcugp_open(struct inode *inode, struct file *file) +{ + return single_open(file, new_show_rcugp, inode->i_private); +} + +static const struct file_operations new_rcugp_fops = { + .owner = THIS_MODULE, + .open = new_rcugp_open, + .read = seq_read, + .llseek = no_llseek, + .release = seq_release, +}; + static void print_one_rcu_pending(struct seq_file *m, struct rcu_data *rdp) { if (!rdp->beenonline) @@ -465,6 +485,12 @@ static int __init rcutree_trace_init(void) goto free_out; } #endif + + retval = debugfs_create_file("rcugp", 0444, + rspdir, rsp, &new_rcugp_fops); + if (!retval) + goto free_out; + } retval = debugfs_create_file("rcubarrier", 0444, rcudir, -- 1.7.8