On Fri, Jan 29, 2021 at 4:19 AM 谢华伟(此时此刻） <huawei....@alibaba-inc.com> wrote: > > From: "huawei.xhw" <huawei....@alibaba-inc.com> > > Currently virtio PMD asssumes legacy device uses PIO bar. > There are three ways to get PIO(PortIO) address for virtio legacy device. > under igb_uio, get pio address from uio/uio# sysfs attribute > under uio_pci_generic: > for X86, get PIO address from /proc/ioport > for other ARCH, get PIO address from standard PCI sysfs attribute > > Actually, igb_uio sysfs attribute exports exactly the same thing as standard > PCI sysfs, i.e, > pci_dev->resource[] > > This patch fixes these messy things, and uses standard PCI sysfs attribute.
I can not find what is being fixed. Could you elaborate? -- David Marchand
