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-rw-r--r--drivers/net/ethernet/sfc/net_driver.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h
index 8164f0edcbf0..c8dcba482d89 100644
--- a/drivers/net/ethernet/sfc/net_driver.h
+++ b/drivers/net/ethernet/sfc/net_driver.h
@@ -91,6 +91,12 @@
#define EFX_RX_BUF_ALIGNMENT 4
#endif
+/* Non-standard XDP_PACKET_HEADROOM and tailroom to satisfy XDP_REDIRECT and
+ * still fit two standard MTU size packets into a single 4K page.
+ */
+#define EFX_XDP_HEADROOM 128
+#define EFX_XDP_TAILROOM SKB_DATA_ALIGN(sizeof(struct skb_shared_info))
+
/* Forward declare Precision Time Protocol (PTP) support structure. */
struct efx_ptp_data;
struct hwtstamp_config;