Commit 87731f0c authored by Arthur Kiyanovski's avatar Arthur Kiyanovski Committed by David S. Miller

net: ena: change rx copybreak default to reduce kernel memory pressure

Improves socket memory utilization when receiving packets larger
than 128 bytes (the previous rx copybreak) and smaller than 256 bytes.
Signed-off-by: default avatarArthur Kiyanovski <akiyano@amazon.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0574bb80
...@@ -81,7 +81,7 @@ ...@@ -81,7 +81,7 @@
#define ENA_DEFAULT_RING_SIZE (1024) #define ENA_DEFAULT_RING_SIZE (1024)
#define ENA_TX_WAKEUP_THRESH (MAX_SKB_FRAGS + 2) #define ENA_TX_WAKEUP_THRESH (MAX_SKB_FRAGS + 2)
#define ENA_DEFAULT_RX_COPYBREAK (128 - NET_IP_ALIGN) #define ENA_DEFAULT_RX_COPYBREAK (256 - NET_IP_ALIGN)
/* limit the buffer size to 600 bytes to handle MTU changes from very /* limit the buffer size to 600 bytes to handle MTU changes from very
* small to very large, in which case the number of buffers per packet * small to very large, in which case the number of buffers per packet
......
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