From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754990AbZJNR3k (ORCPT ); Wed, 14 Oct 2009 13:29:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754892AbZJNR3j (ORCPT ); Wed, 14 Oct 2009 13:29:39 -0400 Received: from e4.ny.us.ibm.com ([32.97.182.144]:43680 "EHLO e4.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753574AbZJNR2x (ORCPT ); Wed, 14 Oct 2009 13:28:53 -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, dvhltc@us.ibm.com, niv@us.ibm.com, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, Valdis.Kletnieks@vt.edu, dhowells@redhat.com, npiggin@suse.de, jens.axboe@oracle.com, "Paul E. McKenney" Subject: [PATCH tip/core/rcu 5/6] rcu: add rnp->blocked_tasks to tracing Date: Wed, 14 Oct 2009 10:15:58 -0700 Message-Id: <1255540559475-git-send-email-> X-Mailer: git-send-email 1.5.2.5 In-Reply-To: <20091014171517.GA13635@linux.vnet.ibm.com> References: <20091014171517.GA13635@linux.vnet.ibm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Paul E. McKenney Signed-off-by: Paul E. McKenney --- kernel/rcutree_trace.c | 7 +++++-- 1 files changed, 5 insertions(+), 2 deletions(-) diff --git a/kernel/rcutree_trace.c b/kernel/rcutree_trace.c index 4b31c77..f9d01a3 100644 --- a/kernel/rcutree_trace.c +++ b/kernel/rcutree_trace.c @@ -155,12 +155,13 @@ static const struct file_operations rcudata_csv_fops = { static void print_one_rcu_state(struct seq_file *m, struct rcu_state *rsp) { + long gpnum; int level = 0; struct rcu_node *rnp; seq_printf(m, "c=%ld g=%ld s=%d jfq=%ld j=%x " "nfqs=%lu/nfqsng=%lu(%lu) fqlh=%lu oqlen=%ld\n", - rsp->completed, rsp->gpnum, rsp->signaled, + rsp->completed, gpnum = rsp->gpnum, rsp->signaled, (long)(rsp->jiffies_force_qs - jiffies), (int)(jiffies & 0xffff), rsp->n_force_qs, rsp->n_force_qs_ngp, @@ -171,8 +172,10 @@ static void print_one_rcu_state(struct seq_file *m, struct rcu_state *rsp) seq_puts(m, "\n"); level = rnp->level; } - seq_printf(m, "%lx/%lx %d:%d ^%d ", + seq_printf(m, "%lx/%lx %c>%c %d:%d ^%d ", rnp->qsmask, rnp->qsmaskinit, + "T."[list_empty(&rnp->blocked_tasks[gpnum & 1])], + "T."[list_empty(&rnp->blocked_tasks[!(gpnum & 1)])], rnp->grplo, rnp->grphi, rnp->grpnum); } seq_puts(m, "\n"); -- 1.5.2.5