On 10/01/2015 01:28 AM, Stephen Hemminger wrote: > This is a new UIO device driver to allow supporting MSI-X and MSI devices > in userspace. It has been used in environments like VMware and older versions > of QEMU/KVM where no IOMMU support is available.
Why not add msi/msix support to uio_pci_generic? > Stephen Hemminger (2): > > *** BLURB HERE *** > > Stephen Hemminger (2): > uio: add support for ioctls > uio: new driver to support PCI MSI-X > > drivers/uio/Kconfig | 9 ++ > drivers/uio/Makefile | 1 + > drivers/uio/uio.c | 15 ++ > drivers/uio/uio_msi.c | 378 > +++++++++++++++++++++++++++++++++++++++++++ > include/linux/uio_driver.h | 3 + > include/uapi/linux/Kbuild | 1 + > include/uapi/linux/uio_msi.h | 22 +++ > 7 files changed, 429 insertions(+) > create mode 100644 drivers/uio/uio_msi.c > create mode 100644 include/uapi/linux/uio_msi.h >
