Re: [dpdk-dev] [PATCH v3] pci/vfio: allow mapping MSI-X BARs if kernel allows it

2018-10-03 Thread Thomas Monjalon
20/09/2018 15:11, Anatoly Burakov: > Currently, DPDK will skip mapping some areas (or even an entire BAR) > if MSI-X table happens to be in them but is smaller than page size. > > Kernels 4.16+ will allow mapping MSI-X BARs [1], and will report this > as a capability flag. Capability flags themsel

[dpdk-dev] [PATCH v3] pci/vfio: allow mapping MSI-X BARs if kernel allows it

2018-09-20 Thread Anatoly Burakov
Currently, DPDK will skip mapping some areas (or even an entire BAR) if MSI-X table happens to be in them but is smaller than page size. Kernels 4.16+ will allow mapping MSI-X BARs [1], and will report this as a capability flag. Capability flags themselves are also only supported since kernel 4.6