diff options
| author | Tariq Toukan <tariqt@mellanox.com> | 2020-08-26 15:54:16 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-08-27 01:55:53 +0300 |
| commit | f468f21b7af0fa472ff8ff70f10b9b4995ef7eb3 (patch) | |
| tree | 28a881ee0878c42efa3e4eb0aa55b75000c2f6d2 /drivers/net/ethernet/intel/fm10k | |
| parent | 04e006b483c8bcab9033c9610cff9cef5e730758 (diff) | |
| download | linux-f468f21b7af0fa472ff8ff70f10b9b4995ef7eb3.tar.xz | |
net: Take common prefetch code structure into a function
Many device drivers use the same prefetch code structure to
deal with small L1 cacheline size.
Take this code into a function and call it from the drivers.
Suggested-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Reviewed-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/intel/fm10k')
| -rw-r--r-- | drivers/net/ethernet/intel/fm10k/fm10k_main.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_main.c b/drivers/net/ethernet/intel/fm10k/fm10k_main.c index d88dd41a9442..99b8252eb969 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_main.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_main.c @@ -310,10 +310,7 @@ static struct sk_buff *fm10k_fetch_rx_buffer(struct fm10k_ring *rx_ring, rx_buffer->page_offset; /* prefetch first cache line of first page */ - prefetch(page_addr); -#if L1_CACHE_BYTES < 128 - prefetch((void *)((u8 *)page_addr + L1_CACHE_BYTES)); -#endif + net_prefetch(page_addr); /* allocate a skb to store the frags */ skb = napi_alloc_skb(&rx_ring->q_vector->napi, |