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net: Add variants of capable for use on on sockets

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sk_net_capable - The common case, operations that are safe in a network namespace.
sk_capable - Operations that are not known to be safe in a network namespace
sk_ns_capable - The general case for special cases.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric W. Biederman
2014-04-23 14:26:56 -07:00
committed by David S. Miller
parent a53b72c83a
commit a3b299da86
2 changed files with 54 additions and 0 deletions
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5
include/net/sock.h
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@@ -2255,6 +2255,11 @@ int sock_get_timestampns(struct sock *, struct timespec __user *);
int sock_recv_errqueue(struct sock *sk, struct msghdr *msg, int len, int level,
int type);
bool sk_ns_capable(const struct sock *sk,
struct user_namespace *user_ns, int cap);
bool sk_capable(const struct sock *sk, int cap);
bool sk_net_capable(const struct sock *sk, int cap);
/*
* Enable debug/info messages
*/