Thread (10 messages) flat view 10 messages, 4 authors, 2021-10-08
STALE1773d

[PATCH net-next 6/7] gve: Allow pageflips on larger pages

From: Jeroen de Borst <hidden>
Date: 2021-10-07 16:25:55
Subsystem: networking drivers, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Jordan Kim <redacted>

Half pages are just used for small enough packets. This change allows
this to also apply for systems with pages larger than 4 KB.

Fixes: 02b0e0c18ba75 ("gve: Rx Buffer Recycling")
Signed-off-by: Jordan Kim <redacted>
Signed-off-by: Jeroen de Borst <redacted>
---
 drivers/net/ethernet/google/gve/gve_rx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c
index ecf5a396290b..c6e95e1409a9 100644
--- a/drivers/net/ethernet/google/gve/gve_rx.c
+++ b/drivers/net/ethernet/google/gve/gve_rx.c
@@ -296,7 +296,7 @@ static void gve_rx_flip_buff(struct gve_rx_slot_page_info *page_info, __be64 *sl
 
 static bool gve_rx_can_flip_buffers(struct net_device *netdev)
 {
-	return PAGE_SIZE == 4096
+	return PAGE_SIZE >= 4096
 		? netdev->mtu + GVE_RX_PAD + ETH_HLEN <= PAGE_SIZE / 2 : false;
 }
 
-- 
2.33.0.800.g4c38ced690-goog
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