[dpdk-dev] [PATCH 1/2] mbuf: add rte_pktmbuff_reset_headroom function

2016-10-04 Thread Maxime Coquelin
On 10/03/2016 06:11 PM, Olivier Matz wrote: > Hi Maxime, > > On 09/29/2016 02:20 PM, Maxime Coquelin wrote: >> Some application use rte_mbuf_raw_alloc() function to improve >> performance by not resetting mbuf's fields to their default state. >> >> This can be however problematic for mbuf consume

[dpdk-dev] [PATCH 1/2] mbuf: add rte_pktmbuff_reset_headroom function

2016-10-03 Thread Olivier Matz
Hi Maxime, On 09/29/2016 02:20 PM, Maxime Coquelin wrote: > Some application use rte_mbuf_raw_alloc() function to improve > performance by not resetting mbuf's fields to their default state. > > This can be however problematic for mbuf consumers that need some > headroom, meaning that data_off fi

[dpdk-dev] [PATCH 1/2] mbuf: add rte_pktmbuff_reset_headroom function

2016-09-29 Thread Maxime Coquelin
Some application use rte_mbuf_raw_alloc() function to improve performance by not resetting mbuf's fields to their default state. This can be however problematic for mbuf consumers that need some headroom, meaning that data_off field gets decremented after allocation. When the mbuf is re-used after