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path: root/drivers/net/hyperv/hyperv_net.h
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Diffstat (limited to 'drivers/net/hyperv/hyperv_net.h')
-rw-r--r--drivers/net/hyperv/hyperv_net.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index 2a87cfa27ac0..7ea6936f86ef 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -860,9 +860,12 @@ static inline u32 netvsc_rqstor_size(unsigned long ringbytes)
ringbytes / NETVSC_MIN_IN_MSG_SIZE;
}
+#define NETVSC_MAX_XFER_PAGE_RANGES 375
#define NETVSC_XFER_HEADER_SIZE(rng_cnt) \
(offsetof(struct vmtransfer_page_packet_header, ranges) + \
(rng_cnt) * sizeof(struct vmtransfer_page_range))
+#define NETVSC_MAX_PKT_SIZE (NETVSC_XFER_HEADER_SIZE(NETVSC_MAX_XFER_PAGE_RANGES) + \
+ sizeof(struct nvsp_message) + (sizeof(u32) * VRSS_SEND_TAB_SIZE))
struct multi_send_data {
struct sk_buff *skb; /* skb containing the pkt */