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| author | Marcin Slusarz <marcin.slusarz@gmail.com> | 2013-06-11 10:50:30 +0200 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2013-07-05 13:48:41 +1000 |
| commit | d005f51eb93d71cd40ebd11dd377453fa8c8a42a (patch) | |
| tree | 8bc9d8ad5fbde704d5d39d8fcd933fd0cd24e004 | |
| parent | 5c5ae7157d78e59e062dd35fbe9dec4de852bec2 (diff) | |
| download | op-kernel-dev-d005f51eb93d71cd40ebd11dd377453fa8c8a42a.zip op-kernel-dev-d005f51eb93d71cd40ebd11dd377453fa8c8a42a.tar.gz | |
drm/nouveau: use vmalloc for pgt allocation
Page tables on nv50 take 48kB, which can be hard to allocate in one piece.
Let's use vmalloc.
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: stable@vger.kernel.org [3.7+]
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/vm/base.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/vm/base.c b/drivers/gpu/drm/nouveau/core/subdev/vm/base.c index 34d3fbf..67fcb6c 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/vm/base.c +++ b/drivers/gpu/drm/nouveau/core/subdev/vm/base.c @@ -365,7 +365,7 @@ nouveau_vm_create(struct nouveau_vmmgr *vmm, u64 offset, u64 length, vm->fpde = offset >> (vmm->pgt_bits + 12); vm->lpde = (offset + length - 1) >> (vmm->pgt_bits + 12); - vm->pgt = kcalloc(vm->lpde - vm->fpde + 1, sizeof(*vm->pgt), GFP_KERNEL); + vm->pgt = vzalloc((vm->lpde - vm->fpde + 1) * sizeof(*vm->pgt)); if (!vm->pgt) { kfree(vm); return -ENOMEM; @@ -374,7 +374,7 @@ nouveau_vm_create(struct nouveau_vmmgr *vmm, u64 offset, u64 length, ret = nouveau_mm_init(&vm->mm, mm_offset >> 12, mm_length >> 12, block >> 12); if (ret) { - kfree(vm->pgt); + vfree(vm->pgt); kfree(vm); return ret; } @@ -450,7 +450,7 @@ nouveau_vm_del(struct nouveau_vm *vm) } nouveau_mm_fini(&vm->mm); - kfree(vm->pgt); + vfree(vm->pgt); kfree(vm); } |
