Re: [PATCH v3 hmm 08/11] drm/radeon: use mmu_notifier_get/put for struct radeon_mn

2019-08-17 Thread Jason Gunthorpe
On Thu, Aug 15, 2019 at 10:28:21AM +0200, Christian König wrote: > Am 07.08.19 um 01:15 schrieb Jason Gunthorpe: > > From: Jason Gunthorpe > > > > radeon is using a device global hash table to track what mmu_notifiers > > have been registered on struct mm. This is better served with the new > >

Re: [PATCH v3 hmm 08/11] drm/radeon: use mmu_notifier_get/put for struct radeon_mn

2019-08-15 Thread Jason Gunthorpe
On Tue, Aug 06, 2019 at 08:15:45PM -0300, Jason Gunthorpe wrote: > From: Jason Gunthorpe > > radeon is using a device global hash table to track what mmu_notifiers > have been registered on struct mm. This is better served with the new > get/put scheme instead. > > radeon has a bug where it was

Re: [PATCH v3 hmm 08/11] drm/radeon: use mmu_notifier_get/put for struct radeon_mn

2019-08-15 Thread Christian König
Am 07.08.19 um 01:15 schrieb Jason Gunthorpe: From: Jason Gunthorpe radeon is using a device global hash table to track what mmu_notifiers have been registered on struct mm. This is better served with the new get/put scheme instead. radeon has a bug where it was not blocking notifier