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authorTony Lindgren <tony@atomide.com>2011-05-24 00:45:06 -0700
committerTony Lindgren <tony@atomide.com>2011-05-24 00:45:06 -0700
commit9b28b11e2a648f07c8481b9666ccf1c088e1ab74 (patch)
treeac3db2d4ae69e393d8423bb8c9304c75023dc805 /kernel/capability.c
parentb7679ab3f70482ff4b75a8c735c8224ebedb6020 (diff)
parent99aa18278e867574d72201b806f82ace07d4804b (diff)
Merge branch 'for_2.6.40/pm-cleanup' of ssh://master.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into omap-for-linus
Diffstat (limited to 'kernel/capability.c')
-rw-r--r--kernel/capability.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/kernel/capability.c b/kernel/capability.c
index bf0c734d0c1..32a80e08ff4 100644
--- a/kernel/capability.c
+++ b/kernel/capability.c
@@ -399,3 +399,15 @@ bool task_ns_capable(struct task_struct *t, int cap)
return ns_capable(task_cred_xxx(t, user)->user_ns, cap);
}
EXPORT_SYMBOL(task_ns_capable);
+
+/**
+ * nsown_capable - Check superior capability to one's own user_ns
+ * @cap: The capability in question
+ *
+ * Return true if the current task has the given superior capability
+ * targeted at its own user namespace.
+ */
+bool nsown_capable(int cap)
+{
+ return ns_capable(current_user_ns(), cap);
+}