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| author | Willem de Bruijn <willemb@google.com> | 2015-05-12 11:56:46 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-05-13 15:42:59 -0400 |
| commit | 0648ab70afe6c3bf2369a6d779b44a85121c063d (patch) | |
| tree | d46581955bce49448791e1849ce7283f65917d33 /net/packet/internal.h | |
| parent | ad377cab4966e2f9162f05be1f7eeae466d411a8 (diff) | |
| download | linux-0648ab70afe6c3bf2369a6d779b44a85121c063d.tar.gz linux-0648ab70afe6c3bf2369a6d779b44a85121c063d.tar.bz2 linux-0648ab70afe6c3bf2369a6d779b44a85121c063d.zip | |
packet: rollover prepare: per-socket state
Replace rollover state per fanout group with state per socket. Future
patches will add fields to the new structure.
Signed-off-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/packet/internal.h')
| -rw-r--r-- | net/packet/internal.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/packet/internal.h b/net/packet/internal.h index fe6e20caea1d..a9d33a28a019 100644 --- a/net/packet/internal.h +++ b/net/packet/internal.h @@ -82,12 +82,15 @@ struct packet_fanout { atomic_t rr_cur; struct list_head list; struct sock *arr[PACKET_FANOUT_MAX]; - int next[PACKET_FANOUT_MAX]; spinlock_t lock; atomic_t sk_ref; struct packet_type prot_hook ____cacheline_aligned_in_smp; }; +struct packet_rollover { + int sock; +} ____cacheline_aligned_in_smp; + struct packet_sock { /* struct sock has to be the first member of packet_sock */ struct sock sk; @@ -104,6 +107,7 @@ struct packet_sock { has_vnet_hdr:1; int ifindex; /* bound device */ __be16 num; + struct packet_rollover *rollover; struct packet_mclist *mclist; atomic_t mapped; enum tpacket_versions tp_version; |