Re: [Qemu-devel] [PATCH v3 1/3] i386/msi: Correct mask of destination ID in MSI address

2017-11-20 Thread Chao Gao
On Fri, Nov 17, 2017 at 03:24:21PM +0200, Michael S. Tsirkin wrote: >On Fri, Nov 17, 2017 at 02:24:23PM +0800, Chao Gao wrote: >> According to SDM 10.11.1, only [19:12] bits of MSI address are >> Destination ID, change the mask to avoid ambiguity for VT-d spec >> has used the bit 4 to indicate a re

Re: [Qemu-devel] [PATCH v3 1/3] i386/msi: Correct mask of destination ID in MSI address

2017-11-17 Thread Michael S. Tsirkin
On Fri, Nov 17, 2017 at 02:24:23PM +0800, Chao Gao wrote: > According to SDM 10.11.1, only [19:12] bits of MSI address are > Destination ID, change the mask to avoid ambiguity for VT-d spec > has used the bit 4 to indicate a remappable interrupt request. > > Signed-off-by: Chao Gao > Signed-off-b

[Qemu-devel] [PATCH v3 1/3] i386/msi: Correct mask of destination ID in MSI address

2017-11-16 Thread Chao Gao
According to SDM 10.11.1, only [19:12] bits of MSI address are Destination ID, change the mask to avoid ambiguity for VT-d spec has used the bit 4 to indicate a remappable interrupt request. Signed-off-by: Chao Gao Signed-off-by: Lan Tianyu Reviewed-by: Anthony PERARD Reviewed-by: Peter Xu ---