Re: [dpdk-dev] [PATCH v3] igb_uio: MSI IRQ mode, irq enable/disable refactored

2017-08-31 Thread Markus Theil
On 30.08.2017 18:32, Ferruh Yigit wrote: > Please add fall back comment: /* fall back to MSI */ > > And related this fallback, previously flow was: > Try MSIX, if fails try legacy. > > Now it is: > Try MSIX, if fails try MSI, if fails try legacy. > > Do you think, does this new step included may br

Re: [dpdk-dev] [PATCH v3] igb_uio: MSI IRQ mode, irq enable/disable refactored

2017-08-30 Thread Ferruh Yigit
On 8/22/2017 2:28 PM, Markus Theil wrote: > This patch adds MSI IRQ mode and in a way, that should > also work on older kernel versions. The base for my patch > was an attempt to do this in cf705bc36c which was later reverted in > d8ee82745a. Compilation was tested on Linux 3.2, 4.10 and 4.12. > >

[dpdk-dev] [PATCH v3] igb_uio: MSI IRQ mode, irq enable/disable refactored

2017-08-22 Thread Markus Theil
This patch adds MSI IRQ mode and in a way, that should also work on older kernel versions. The base for my patch was an attempt to do this in cf705bc36c which was later reverted in d8ee82745a. Compilation was tested on Linux 3.2, 4.10 and 4.12. MSI(X) setup was already using pci_alloc_irq_vectors