Re: [PATCH v3 09/10] NTB: Add MSI interrupt support to ntb_transport

2019-03-25 Thread Logan Gunthorpe
On 2019-03-22 10:47 a.m., Bjorn Helgaas wrote: > Hi Logan, > > Drive-by nits: Thanks Bjorn! I've updated my patches for v4 which I'll send out in a week or two. Logan ___ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundat

Re: [PATCH v3 09/10] NTB: Add MSI interrupt support to ntb_transport

2019-03-22 Thread Bjorn Helgaas
Hi Logan, Drive-by nits: On Thu, Mar 21, 2019 at 06:06:44PM -0600, Logan Gunthorpe wrote: > Introduce the module parameter 'use_msi' which, when set uses s/set/set,/ > MSI interrupts instead of doorbells for each queue pair (QP). T > he parameter is only available if NTB MSI support is configur

[PATCH v3 09/10] NTB: Add MSI interrupt support to ntb_transport

2019-03-21 Thread Logan Gunthorpe
Introduce the module parameter 'use_msi' which, when set uses MSI interrupts instead of doorbells for each queue pair (QP). T he parameter is only available if NTB MSI support is configured into the kernel. We also require there to be more than one memory window (MW) so that an extra one is availab