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packet: minor: convert status bits into shifting format

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This makes it more readable and clearer what bits are still free to
use. The compiler reduces this to a constant for us anyway.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Borkmann 2013-04-23 00:39:30 +00:00 committed by David S. Miller
parent 7a51384cc9
commit 7276d5d743
1 changed files with 11 additions and 11 deletions
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22
include/uapi/linux/if_packet.h
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@ -86,19 +86,19 @@ struct tpacket_auxdata {
};
/* Rx ring - header status */
#define TP_STATUS_KERNEL 0x0
#define TP_STATUS_USER 0x1
#define TP_STATUS_COPY 0x2
#define TP_STATUS_LOSING 0x4
#define TP_STATUS_CSUMNOTREADY 0x8
#define TP_STATUS_VLAN_VALID 0x10 /* auxdata has valid tp_vlan_tci */
#define TP_STATUS_BLK_TMO 0x20
#define TP_STATUS_KERNEL 0
#define TP_STATUS_USER (1 << 0)
#define TP_STATUS_COPY (1 << 1)
#define TP_STATUS_LOSING (1 << 2)
#define TP_STATUS_CSUMNOTREADY (1 << 3)
#define TP_STATUS_VLAN_VALID (1 << 4) /* auxdata has valid tp_vlan_tci */
#define TP_STATUS_BLK_TMO (1 << 5)
/* Tx ring - header status */
#define TP_STATUS_AVAILABLE 0x0
#define TP_STATUS_SEND_REQUEST 0x1
#define TP_STATUS_SENDING 0x2
#define TP_STATUS_WRONG_FORMAT 0x4
#define TP_STATUS_AVAILABLE 0
#define TP_STATUS_SEND_REQUEST (1 << 0)
#define TP_STATUS_SENDING (1 << 1)
#define TP_STATUS_WRONG_FORMAT (1 << 2)
/* Rx ring - feature request bits */
#define TP_FT_REQ_FILL_RXHASH 0x1