From: Mike Galbraith <bitbucket@online.de>
To: RT <linux-rt-users@vger.kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Subject: [PATCH] rt,cpusets: seqlock fixlet for cpuset.c::cpuset_print_task_mems_allowed()
Date: Sat, 23 Mar 2013 19:10:29 +0100 [thread overview]
Message-ID: <1364062229.5596.7.camel@marge.simpson.net> (raw)
In-Reply-To: <1363962528.6345.97.camel@gandalf.local.home>
Added by mainline 63f43f55c9bbc14f76b582644019b8a07dc8219a
cpuset: fix cpuset_print_task_mems_allowed() vs rename() race
Signed-off-by: Mike Galbraith <bitbucket@online.de>
---
kernel/cpuset.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index ea76c9c..63675f1 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -2503,10 +2503,10 @@ void cpuset_print_task_mems_allowed(struct task_struct *tsk)
if (!dentry) {
strcpy(cpuset_name, "/");
} else {
- spin_lock(&dentry->d_lock);
+ seq_spin_lock(&dentry->d_lock);
strlcpy(cpuset_name, (const char *)dentry->d_name.name,
CPUSET_NAME_LEN);
- spin_unlock(&dentry->d_lock);
+ seq_spin_unlock(&dentry->d_lock);
}
nodelist_scnprintf(cpuset_nodelist, CPUSET_NODELIST_LEN,
--
1.7.10.3
prev parent reply other threads:[~2013-03-23 18:10 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-22 14:28 [ANNOUNCE] 3.0.69-rt96 Steven Rostedt
2013-03-23 18:10 ` Mike Galbraith [this message]
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