From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org,
linux-rt-users <linux-rt-users@vger.kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Carsten Emde <C.Emde@osadl.org>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
John Kacur <jkacur@redhat.com>,
Paul Gortmaker <paul.gortmaker@windriver.com>,
<stable-rt@vger.kernel.org>,
Mike Gabraith <umgwanakikbuti@gmail.com>
Subject: [PATCH RT 3/8] scsi/fcoe: Fix get_cpu()/put_cpu_light() imbalance in fcoe_recv_frame()
Date: Fri, 23 Sep 2016 11:30:34 -0400 [thread overview]
Message-ID: <20160923153202.868583110@goodmis.org> (raw)
In-Reply-To: 20160923153031.676858930@goodmis.org
[-- Attachment #1: 0003-scsi-fcoe-Fix-get_cpu-put_cpu_light-imbalance-in-fco.patch --]
[-- Type: text/plain, Size: 1096 bytes --]
3.10.103-rt115-rc1 stable review patch.
If anyone has any objections, please let me know.
------------------
From: Mike Galbraith <umgwanakikbuti@gmail.com>
During master->rt merge, I stumbled across the buglet below.
Fix get_cpu()/put_cpu_light() imbalance.
Cc: stable-rt@vger.kernel.org
Signed-off-by: Mike Gabraith <umgwanakikbuti@gmail.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
drivers/scsi/fcoe/fcoe.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index 7586dd90d67e..26fa668e5b4c 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -1805,7 +1805,7 @@ static void fcoe_recv_frame(struct sk_buff *skb)
*/
hp = (struct fcoe_hdr *) skb_network_header(skb);
- stats = per_cpu_ptr(lport->stats, get_cpu());
+ stats = per_cpu_ptr(lport->stats, get_cpu_light());
if (unlikely(FC_FCOE_DECAPS_VER(hp) != FC_FCOE_VER)) {
if (stats->ErrorFrames < 5)
printk(KERN_WARNING "fcoe: FCoE version "
--
2.8.1
next prev parent reply other threads:[~2016-09-23 15:30 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-23 15:30 [PATCH RT 0/8] Linux 3.10.103-rt115-rc1 Steven Rostedt
2016-09-23 15:30 ` [PATCH RT 1/8] timers: wakeup all timer waiters Steven Rostedt
2016-09-23 15:30 ` [PATCH RT 2/8] timers: wakeup all timer waiters without holding the base lock Steven Rostedt
2016-09-23 15:30 ` Steven Rostedt [this message]
2016-09-23 15:30 ` [PATCH RT 4/8] net: add back the missing serialization in ip_send_unicast_reply() Steven Rostedt
2016-09-23 15:30 ` [PATCH RT 5/8] net: add a lock around icmp_sk() Steven Rostedt
2016-09-23 15:30 ` [PATCH RT 6/8] fs/dcache: resched/chill only if we make no progress Steven Rostedt
2016-09-23 15:30 ` [PATCH RT 7/8] fs/dcache: incremental fixup of the retry routine Steven Rostedt
2016-09-23 15:30 ` [PATCH RT 8/8] Linux 3.10.103-rt115-rc1 Steven Rostedt
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