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| author | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-22 21:26:58 +0200 |
|---|---|---|
| committer | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-22 21:26:58 +0200 |
| commit | 786208aedd8f75b0720e36b2ca66b3a411417301 (patch) | |
| tree | e6e902ab383ca94842c8691a9e28e1a6aefc5695 /kernel/cpuset.c | |
| parent | b99374450c03bf5081b88995d91d34fb9b2fd040 (diff) | |
| download | kernel_samsung_smdk4412-786208aedd8f75b0720e36b2ca66b3a411417301.zip kernel_samsung_smdk4412-786208aedd8f75b0720e36b2ca66b3a411417301.tar.gz kernel_samsung_smdk4412-786208aedd8f75b0720e36b2ca66b3a411417301.tar.bz2 | |
merged 3.0.101 tag
Diffstat (limited to 'kernel/cpuset.c')
| -rw-r--r-- | kernel/cpuset.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c index 6cbe033..ea76c9c 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -2499,8 +2499,16 @@ void cpuset_print_task_mems_allowed(struct task_struct *tsk) dentry = task_cs(tsk)->css.cgroup->dentry; spin_lock(&cpuset_buffer_lock); - snprintf(cpuset_name, CPUSET_NAME_LEN, - dentry ? (const char *)dentry->d_name.name : "/"); + + if (!dentry) { + strcpy(cpuset_name, "/"); + } else { + spin_lock(&dentry->d_lock); + strlcpy(cpuset_name, (const char *)dentry->d_name.name, + CPUSET_NAME_LEN); + spin_unlock(&dentry->d_lock); + } + nodelist_scnprintf(cpuset_nodelist, CPUSET_NODELIST_LEN, tsk->mems_allowed); printk(KERN_INFO "%s cpuset=%s mems_allowed=%s\n", |