From: Shradha Shah
Date: Fri, 9 Oct 2015 10:18:56 +0100
> static void efx_remove_port(struct efx_nic *efx);
> -static void efx_init_napi_channel(struct efx_channel *channel);
> +static int efx_init_napi_channel(struct efx_channel *channel);
The changes to modify the call chain to return a statu
From: Bert Kenward
This patch reduces the overhead of locking for busy poll.
Previously the state was protected by a lock, whereas now
it's manipulated solely with atomic operations.
Signed-off-by: Shradha Shah
---
drivers/net/ethernet/sfc/efx.c| 31 +---
drivers/net/ethernet/sfc/