Small correction
On 09/18/2018 03:27 PM, Singh, Brijesh wrote:> > So far non of the guests were enabling the interrupt remap features > even when it was available. As I explained in previous patches (see > patch 6), Linux guest looks for a special IOAPIC device in IVHD before > enabling the interrupt remap. If you enable the amd_iommu_debug=1 > in kernel cmdline then kernel bootup prints the message that its > attempting to enable the IR but since IOAPIC entry does not exist > in IVHD hence it disabled it. > > Notes: for kicks you can apply patch 6 from this series in existing > code base and you will see that Linux OS will enable the IR (it does > care about intremap=<on|off> from amd-iommu. > I was meaning to say (it does *not* care about intremap=...)
