diff options
Diffstat (limited to 'include/net/xdp_sock.h')
| -rw-r--r-- | include/net/xdp_sock.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/net/xdp_sock.h b/include/net/xdp_sock.h index 7dd0df2f6f8e..f83128007fb0 100644 --- a/include/net/xdp_sock.h +++ b/include/net/xdp_sock.h @@ -63,6 +63,13 @@ struct xdp_sock { struct xsk_queue *tx ____cacheline_aligned_in_smp; struct list_head tx_list; + /* record the number of tx descriptors sent by this xsk and + * when it exceeds MAX_PER_SOCKET_BUDGET, an opportunity needs + * to be given to other xsks for sending tx descriptors, thereby + * preventing other XSKs from being starved. + */ + u32 tx_budget_spent; + /* Protects generic receive. */ spinlock_t rx_lock; |