Re: [dpdk-dev] [PATCH v2 3/5] bus/pci: use IOVAs check when setting IOVA mode

2018-10-04 Thread Alejandro Lucero
On Thu, Oct 4, 2018 at 4:49 PM Burakov, Anatoly wrote: > On 04-Oct-18 2:35 PM, Alejandro Lucero wrote: > > > > > > On Wed, Oct 3, 2018 at 1:56 PM Burakov, Anatoly > > mailto:anatoly.bura...@intel.com>> wrote: > > > > On 31-Aug-18 1:50 PM, Alejandro Lucero wrote: > > > Although VT-d emula

Re: [dpdk-dev] [PATCH v2 3/5] bus/pci: use IOVAs check when setting IOVA mode

2018-10-04 Thread Burakov, Anatoly
On 04-Oct-18 2:35 PM, Alejandro Lucero wrote: On Wed, Oct 3, 2018 at 1:56 PM Burakov, Anatoly mailto:anatoly.bura...@intel.com>> wrote: On 31-Aug-18 1:50 PM, Alejandro Lucero wrote: > Although VT-d emulation currently only supports 39 bits, it could > be iovas being within that

Re: [dpdk-dev] [PATCH v2 3/5] bus/pci: use IOVAs check when setting IOVA mode

2018-10-04 Thread Alejandro Lucero
On Wed, Oct 3, 2018 at 1:56 PM Burakov, Anatoly wrote: > On 31-Aug-18 1:50 PM, Alejandro Lucero wrote: > > Although VT-d emulation currently only supports 39 bits, it could > > be iovas being within that supported range. This patch allows > > IOVA mode in such a case. > > > > Indeed, memory initi

Re: [dpdk-dev] [PATCH v2 3/5] bus/pci: use IOVAs check when setting IOVA mode

2018-10-03 Thread Burakov, Anatoly
On 31-Aug-18 1:50 PM, Alejandro Lucero wrote: Although VT-d emulation currently only supports 39 bits, it could be iovas being within that supported range. This patch allows IOVA mode in such a case. Indeed, memory initialization code can be modified for using lower virtual addresses than those

[dpdk-dev] [PATCH v2 3/5] bus/pci: use IOVAs check when setting IOVA mode

2018-08-31 Thread Alejandro Lucero
Although VT-d emulation currently only supports 39 bits, it could be iovas being within that supported range. This patch allows IOVA mode in such a case. Indeed, memory initialization code can be modified for using lower virtual addresses than those used by the kernel for 64 bits processes by defa