dev@vger.kernel.org>; intel-wired-...@lists.osuosl.org;
> Andrew Lunn <and...@lunn.ch>
> Subject: [Intel-wired-lan] [PATCHv2 net-next] net: igb: Only dma sync frame
> length
>
> On some platforms, syncing a buffer for DMA is expensive. Rather than
> sync the whole 2K receive buffer, only
On some platforms, syncing a buffer for DMA is expensive. Rather than
sync the whole 2K receive buffer, only synchronise the length of the
frame, which will typically be the MTU, or a much smaller TCP ACK.
For an IMX6Q, this gives around 6% increased TCP receive performance,
which is cache
On some platforms, syncing a buffer for DMA is expensive. Rather than
sync the whole 2K receive buffer, only synchronise the length of the
frame, which will typically be the MTU, or a much smaller TCP ACK.
For an IMX6Q, this gives around 6% increased TCP receive performance,
which is cache