Re: [dpdk-dev] Limiting packet buffers under 4GB

2019-11-06 Thread Jerin Jacob
On Wed, 6 Nov, 2019, 5:46 pm Burakov, Anatoly, wrote: > On 04-Nov-19 12:59 PM, Jerin Jacob Kollanukkaran wrote: > > Hi Anatoly and All, > > > > Just wondering what would the side effect of lowering a _bit_ of static > uint64_t baseaddr = 0x1 in > > lib/librte_eal/common/eal_common_memory

Re: [dpdk-dev] Limiting packet buffers under 4GB

2019-11-06 Thread Burakov, Anatoly
On 04-Nov-19 12:59 PM, Jerin Jacob Kollanukkaran wrote: Hi Anatoly and All, Just wondering what would the side effect of lowering a _bit_ of static uint64_t baseaddr = 0x1 in lib/librte_eal/common/eal_common_memory.c for 64bit systems. Use case: If we _reserve_ VA address which less t

Re: [dpdk-dev] Limiting packet buffers under 4GB

2019-11-04 Thread Olivier Matz
Hi Jerin, On Mon, Nov 04, 2019 at 12:59:40PM +, Jerin Jacob Kollanukkaran wrote: > Hi Anatoly and All, > > Just wondering what would the side effect of lowering a _bit_ of static > uint64_t baseaddr = 0x1 in > lib/librte_eal/common/eal_common_memory.c for 64bit systems. > > Use ca

[dpdk-dev] Limiting packet buffers under 4GB

2019-11-04 Thread Jerin Jacob Kollanukkaran
Hi Anatoly and All, Just wondering what would the side effect of lowering a _bit_ of static uint64_t baseaddr = 0x1 in lib/librte_eal/common/eal_common_memory.c for 64bit systems. Use case: If we _reserve_ VA address which less than 2^32 ONLY for packet buffers(mbuf), The use cases li