From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konstantin Ananyev Subject: [PATCH] test-pmd fix default mbuf size Date: Tue, 28 Apr 2015 14:02:30 +0100 Message-ID: <1430226150-30057-1-git-send-email-konstantin.ananyev@intel.com> To: dev-VfR2kkLFssw@public.gmane.org Return-path: List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" Latest mbuf changes (priv_size addition and related fixes) exposed small problem with testpmd default config: testpmd default mbuf size is exaclty 2KB, that causes ixgbe PMD to select scattered RX even for configs with 'normal' max packet length (max_rx_pkt_len == ETHER_MAX_LEN). Signed-off-by: Konstantin Ananyev --- app/test-pmd/testpmd.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h index 389fc24..037e7ec 100644 --- a/app/test-pmd/testpmd.h +++ b/app/test-pmd/testpmd.h @@ -48,7 +48,8 @@ * Default size of the mbuf data buffer to receive standard 1518-byte * Ethernet frames in a mono-segment memory buffer. */ -#define DEFAULT_MBUF_DATA_SIZE 2048 /**< Default size of mbuf data buffer. */ +#define DEFAULT_MBUF_DATA_SIZE (2048 + RTE_PKTMBUF_HEADROOM) +/**< Default size of mbuf data buffer. */ /* * The maximum number of segments per packet is used when creating -- 1.8.3.1