Re: [PATCH 2/6] PCI/P2PDMA: start with a whitelist for root complexes

2019-04-23 Thread Christian König
Am 19.04.19 um 19:13 schrieb Alex Deucher: On Thu, Apr 18, 2019 at 8:09 AM Christian König wrote: A lot of root complexes can still do P2P even when PCI devices don't share a common upstream bridge. Start adding a whitelist and allow P2P if both participants are attached to known good root

Re: [PATCH 2/6] PCI/P2PDMA: start with a whitelist for root complexes

2019-04-19 Thread Alex Deucher
On Thu, Apr 18, 2019 at 8:09 AM Christian König wrote: > > A lot of root complexes can still do P2P even when PCI devices > don't share a common upstream bridge. > > Start adding a whitelist and allow P2P if both participants are > attached to known good root complex. > > Signed-off-by: Christian

[PATCH 2/6] PCI/P2PDMA: start with a whitelist for root complexes

2019-04-18 Thread Christian König
A lot of root complexes can still do P2P even when PCI devices don't share a common upstream bridge. Start adding a whitelist and allow P2P if both participants are attached to known good root complex. Signed-off-by: Christian König --- drivers/pci/p2pdma.c | 38