diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/rx.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/rx.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index 8f09e686fc23..8671bc199a9d 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -94,7 +94,7 @@ static inline void efx_sync_rx_buffer(struct efx_nic *efx, void efx_rx_config_page_split(struct efx_nic *efx) { - efx->rx_page_buf_step = ALIGN(efx->rx_dma_len + NET_IP_ALIGN, + efx->rx_page_buf_step = ALIGN(efx->rx_dma_len + efx->rx_ip_align, EFX_RX_BUF_ALIGNMENT); efx->rx_bufs_per_page = efx->rx_buffer_order ? 1 : ((PAGE_SIZE - sizeof(struct efx_rx_page_state)) / @@ -149,7 +149,7 @@ static struct page *efx_reuse_page(struct efx_rx_queue *rx_queue) * 0 on success. If a single page can be used for multiple buffers, * then the page will either be inserted fully, or not at all. */ -static int efx_init_rx_buffers(struct efx_rx_queue *rx_queue) +static int efx_init_rx_buffers(struct efx_rx_queue *rx_queue, bool atomic) { struct efx_nic *efx = rx_queue->efx; struct efx_rx_buffer *rx_buf; @@ -163,7 +163,8 @@ static int efx_init_rx_buffers(struct efx_rx_queue *rx_queue) do { page = efx_reuse_page(rx_queue); if (page == NULL) { - page = alloc_pages(__GFP_COLD | __GFP_COMP | GFP_ATOMIC, + page = alloc_pages(__GFP_COLD | __GFP_COMP | + (atomic ? GFP_ATOMIC : GFP_KERNEL), efx->rx_buffer_order); if (unlikely(page == NULL)) return -ENOMEM; @@ -189,9 +190,9 @@ static int efx_init_rx_buffers(struct efx_rx_queue *rx_queue) do { index = rx_queue->added_count & rx_queue->ptr_mask; rx_buf = efx_rx_buffer(rx_queue, index); - rx_buf->dma_addr = dma_addr + NET_IP_ALIGN; + rx_buf->dma_addr = dma_addr + efx->rx_ip_align; rx_buf->page = page; - rx_buf->page_offset = page_offset + NET_IP_ALIGN; + rx_buf->page_offset = page_offset + efx->rx_ip_align; rx_buf->len = efx->rx_dma_len; rx_buf->flags = 0; ++rx_queue->added_count; @@ -321,7 +322,7 @@ static void efx_discard_rx_packet(struct efx_channel *channel, * this means this function must run from the NAPI handler, or be called * when NAPI is disabled. */ -void efx_fast_push_rx_descriptors(struct efx_rx_queue *rx_queue) +void efx_fast_push_rx_descriptors(struct efx_rx_queue *rx_queue, bool atomic) { struct efx_nic *efx = rx_queue->efx; unsigned int fill_level, batch_size; @@ -354,7 +355,7 @@ void efx_fast_push_rx_descriptors(struct efx_rx_queue *rx_queue) do { - rc = efx_init_rx_buffers(rx_queue); + rc = efx_init_rx_buffers(rx_queue, atomic); if (unlikely(rc)) { /* Ensure that we don't leave the rx queue empty */ if (rx_queue->added_count == rx_queue->removed_count) |