diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2015-08-20 14:54:17 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2015-08-28 12:40:35 +1000 |
| commit | 1de68568d69ac518db076cc6118af91e930b5f90 (patch) | |
| tree | 1da6741149cc84fc05c3ad42571df363a035bacf /drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c | |
| parent | 524bdbf2025d44cdea672511d21012a52b427374 (diff) | |
drm/nouveau/mmu: protect each vm with its own mutex
An upcoming commit requires being able to modify the PRAMIN BAR page
tables while already holding the MMU subdev mutex.
To solve this issue, each VM has been given its own mutex. As a nice
side-effect, this also allows separate VMs to be updated concurrently.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c index cec41ca80f4b..b87fef9ee198 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c @@ -201,14 +201,14 @@ nv50_vm_flush(struct nvkm_vm *vm) } static int -nv50_vm_create(struct nvkm_mmu *mmu, u64 offset, u64 length, - u64 mm_offset, struct nvkm_vm **pvm) +nv50_vm_create(struct nvkm_mmu *mmu, u64 offset, u64 length, u64 mm_offset, + struct lock_class_key *key, struct nvkm_vm **pvm) { u32 block = (1 << (mmu->pgt_bits + 12)); if (block > length) block = length; - return nvkm_vm_create(mmu, offset, length, mm_offset, block, pvm); + return nvkm_vm_create(mmu, offset, length, mm_offset, block, key, pvm); } static int |