diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 3e199d3e461e..c0dac0e5696d 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -549,14 +549,7 @@ static int bnx2x_alloc_rx_sge(struct bnx2x *bp, struct bnx2x_fastpath *fp, struct bnx2x_alloc_pool *pool = &fp->page_pool; dma_addr_t mapping; - if (!pool->page || (PAGE_SIZE - pool->offset) < SGE_PAGE_SIZE) { - - /* put page reference used by the memory pool, since we - * won't be using this page as the mempool anymore. - */ - if (pool->page) - put_page(pool->page); - + if (!pool->page) { pool->page = alloc_pages(gfp_mask, PAGES_PER_SGE_SHIFT); if (unlikely(!pool->page)) return -ENOMEM; @@ -571,7 +564,6 @@ static int bnx2x_alloc_rx_sge(struct bnx2x *bp, struct bnx2x_fastpath *fp, return -ENOMEM; } - get_page(pool->page); sw_buf->page = pool->page; sw_buf->offset = pool->offset; @@ -581,7 +573,10 @@ static int bnx2x_alloc_rx_sge(struct bnx2x *bp, struct bnx2x_fastpath *fp, sge->addr_lo = cpu_to_le32(U64_LO(mapping)); pool->offset += SGE_PAGE_SIZE; - + if (PAGE_SIZE - pool->offset >= SGE_PAGE_SIZE) + get_page(pool->page); + else + pool->page = NULL; return 0; } |