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#1191655
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);
}