net: remove netdev_alloc_page and use __GFP_COLD
Given we dont use anymore the struct net_device *dev argument, and this
interface brings litle benefit, remove netdev_{alloc|free}_page(), to
debloat include/linux/skbuff.h a bit.
(Some drivers used a mix of these interfaces and alloc_pages())
When allocating a page given to device for DMA transfer (device to
memory), it makes sense to use a cold one (__GFP_COLD)
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
CC: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
CC: Dimitris Michailidis <dm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
index 8d5d55a..c381db2 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
@@ -653,8 +653,7 @@
alloc_small_pages:
while (n--) {
- page = __netdev_alloc_page(adapter->port[0],
- gfp | __GFP_NOWARN);
+ page = alloc_page(gfp | __GFP_NOWARN | __GFP_COLD);
if (unlikely(!page)) {
fl->alloc_failed++;
break;
@@ -664,7 +663,7 @@
dma_addr = dma_map_page(adapter->pdev_dev, page, 0, PAGE_SIZE,
PCI_DMA_FROMDEVICE);
if (unlikely(dma_mapping_error(adapter->pdev_dev, dma_addr))) {
- netdev_free_page(adapter->port[0], page);
+ put_page(page);
break;
}
*d++ = cpu_to_be64(dma_addr);