r8152: support skb_add_rx_frag

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Use skb_add_rx_frag() to reduce the memory copy for rx data.

Use a new list of rx_used to store the rx buffer which couldn't be
reused yet.

Besides, the total number of rx buffer may be increased or decreased
dynamically. And it is limited by RTL8152_MAX_RX_AGG.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>

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Hayes Wang 2019-08-13 11:42:08 +08:00 • committed by Jakub Kicinski

parent d55d70894c

commit 47922fcde5

1 changed files with 105 additions and 15 deletions

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drivers/net/usb/r8152.c

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