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author | James Morris <jmorris@namei.org> | 2011-05-19 18:51:57 +1000 |
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committer | James Morris <jmorris@namei.org> | 2011-05-19 18:51:57 +1000 |
commit | 12a5a2621b1ee14d32beca35304d7c6076a58815 (patch) | |
tree | 213e13f99de690b3c4a510f504393b63ada626bd /kernel/capability.c | |
parent | e77dc3460fa59be5759e9327ad882868eee9d61b (diff) | |
parent | 61c4f2c81c61f73549928dfd9f3e8f26aa36a8cf (diff) | |
download | lwn-12a5a2621b1ee14d32beca35304d7c6076a58815.tar.gz lwn-12a5a2621b1ee14d32beca35304d7c6076a58815.zip |
Merge branch 'master' into next
Conflicts:
include/linux/capability.h
Manually resolve merge conflict w/ thanks to Stephen Rothwell.
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'kernel/capability.c')
-rw-r--r-- | kernel/capability.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/kernel/capability.c b/kernel/capability.c index 14ea4210a530..283c529f8b1c 100644 --- a/kernel/capability.c +++ b/kernel/capability.c @@ -395,3 +395,15 @@ 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); +} |