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net: simplify flags for tx timestamping

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This patch removes the abstraction introduced by the union skb_shared_tx in
the shared skb data.

The access of the different union elements at several places led to some
confusion about accessing the shared tx_flags e.g. in skb_orphan_try().

    http://marc.info/?l=linux-netdev&m=128084897415886&w=2

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Oliver Hartkopp
2010-08-17 08:59:14 +00:00
committed by David S. Miller
parent 4d5870ec10
commit 2244d07bfa
17 changed files with 68 additions and 87 deletions
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8
include/net/sock.h
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@@ -1669,17 +1669,13 @@ static inline void sock_recv_ts_and_drops(struct msghdr *msg, struct sock *sk,
/**
* sock_tx_timestamp - checks whether the outgoing packet is to be time stamped
* @msg: outgoing packet
* @sk: socket sending this packet
* @shtx: filled with instructions for time stamping
* @tx_flags: filled with instructions for time stamping
*
* Currently only depends on SOCK_TIMESTAMPING* flags. Returns error code if
* parameters are invalid.
*/
extern int sock_tx_timestamp(struct msghdr *msg,
struct sock *sk,
union skb_shared_tx *shtx);
extern int sock_tx_timestamp(struct sock *sk, __u8 *tx_flags);
/**
* sk_eat_skb - Release a skb if it is no longer needed