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authorIngo Molnar <mingo@elte.hu>2008-10-02 10:21:26 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-02 10:21:26 +0200
commitd6d5aeb661fc14655c417f3582ae7ec52985d2a8 (patch)
tree5e168da05cb28d10b5accc74718428cfd5527201 /include/linux/capability.h
parent7e6e178ab1548c8d894a77593e757acf4510b8ba (diff)
parent94aca1dac6f6d21f4b07e4864baf7768cabcc6e7 (diff)
Merge commit 'v2.6.27-rc8' into genirq
Diffstat (limited to 'include/linux/capability.h')
-rw-r--r--include/linux/capability.h15
1 files changed, 13 insertions, 2 deletions
diff --git a/include/linux/capability.h b/include/linux/capability.h
index 02673846d205..9d1fe30b6f6c 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -503,8 +503,19 @@ extern const kernel_cap_t __cap_init_eff_set;
kernel_cap_t cap_set_effective(const kernel_cap_t pE_new);
-int capable(int cap);
-int __capable(struct task_struct *t, int cap);
+/**
+ * has_capability - Determine if a task has a superior capability available
+ * @t: The task in question
+ * @cap: The capability to be tested for
+ *
+ * Return true if the specified task has the given superior capability
+ * currently in effect, false if not.
+ *
+ * Note that this does not set PF_SUPERPRIV on the task.
+ */
+#define has_capability(t, cap) (security_capable((t), (cap)) == 0)
+
+extern int capable(int cap);
#endif /* __KERNEL__ */