From mboxrd@z Thu Jan 1 00:00:00 1970 From: sunil.kovvuri@gmail.com Subject: [PATCH v2 6/6] net: thunderx: Alloc higher order pages when pagesize is small Date: Thu, 11 Feb 2016 21:50:26 +0530 Message-ID: <1455207626-35488-7-git-send-email-sunil.kovvuri@gmail.com> References: <1455207626-35488-1-git-send-email-sunil.kovvuri@gmail.com> Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, sgoutham@cavium.com, robert.richter@caviumnetworks.com To: netdev@vger.kernel.org Return-path: In-Reply-To: <1455207626-35488-1-git-send-email-sunil.kovvuri@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Sunil Goutham Allocate higher order pages when pagesize is small, this will reduce number of calls to page allocator and wastage of memory. Signed-off-by: Sunil Goutham --- drivers/net/ethernet/cavium/thunder/nicvf_queues.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c index 50ab6f4..5adb208 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c @@ -78,7 +78,7 @@ static void nicvf_free_q_desc_mem(struct nicvf *nic, struct q_desc_mem *dmem) static inline int nicvf_alloc_rcv_buffer(struct nicvf *nic, gfp_t gfp, u32 buf_len, u64 **rbuf) { - int order = get_order(buf_len); + int order = (PAGE_SIZE <= 4096) ? PAGE_ALLOC_COSTLY_ORDER : 0; /* Check if request can be accomodated in previous allocated page */ if (nic->rb_page) { -- 1.7.1