Re: [PATCH v1 19/24] vfio-user: secure DMA support

2022-12-12 Thread John Johnson
> On Dec 9, 2022, at 10:01 AM, John Levon wrote: > > On Tue, Nov 08, 2022 at 03:13:41PM -0800, John Johnson wrote: > >> Secure DMA forces the remote process to use DMA r/w messages >> instead of directly mapping guest memeory. > > I don't really get why this is called "secure" - shouldn't ha

Re: [PATCH v1 19/24] vfio-user: secure DMA support

2022-12-09 Thread John Levon
On Tue, Nov 08, 2022 at 03:13:41PM -0800, John Johnson wrote: > Secure DMA forces the remote process to use DMA r/w messages > instead of directly mapping guest memeory. I don't really get why this is called "secure" - shouldn't have an option name more closely resembling what it actually does?

[PATCH v1 19/24] vfio-user: secure DMA support

2022-11-08 Thread John Johnson
Secure DMA forces the remote process to use DMA r/w messages instead of directly mapping guest memeory. Signed-off-by: John G Johnson Signed-off-by: Elena Ufimtseva Signed-off-by: Jagannathan Raman --- hw/vfio/pci.c | 4 hw/vfio/pci.h | 1 + hw/vfio/user.c | 2 +- hw/vfio/user.h | 1 +