From: Catherine Sullivan <csully@google.com>

Date: Wed, 15 Dec 2021 16:46:48 -0800

Subject: gve: remove memory barrier around seqno

Patch-mainline: v5.17-rc1

Git-commit: 5fd07df47a7fe7962d628bb117abbadbbb15de94

References: bsc#1195276

No longer needed after we introduced the barrier in gve_napi_poll.

Signed-off-by: Catherine Sullivan <csully@google.com>

Signed-off-by: David S. Miller <davem@davemloft.net>

Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>

---

 drivers/net/ethernet/google/gve/gve_rx.c |    2 --

 1 file changed, 2 deletions(-)

--- a/drivers/net/ethernet/google/gve/gve_rx.c

+++ b/drivers/net/ethernet/google/gve/gve_rx.c

@@ -639,8 +639,6 @@ bool gve_rx_work_pending(struct gve_rx_r

 	desc = rx->desc.desc_ring + next_idx;

 	flags_seq = desc->flags_seq;

-	/* Make sure we have synchronized the seq no with the device */

-	smp_rmb();

 	return (GVE_SEQNO(flags_seq) == rx->desc.seqno);

 }