[PATCH v2 6/6] drm/lima: add __GFP_NOWARN flag to all dma_alloc_wc
Qiang Yu
yuq825 at gmail.com
Fri Sep 27 13:46:16 UTC 2019
This prevent CMA printing dumy "PFNs busy" info which is
caused by alloc fail re-try case.
Signed-off-by: Qiang Yu <yuq825 at gmail.com>
---
drivers/gpu/drm/lima/lima_device.c | 2 +-
drivers/gpu/drm/lima/lima_vm.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/lima/lima_device.c b/drivers/gpu/drm/lima/lima_device.c
index d86b8d81a483..3d1a2b4d1005 100644
--- a/drivers/gpu/drm/lima/lima_device.c
+++ b/drivers/gpu/drm/lima/lima_device.c
@@ -313,7 +313,7 @@ int lima_device_init(struct lima_device *ldev)
ldev->va_end = LIMA_VA_RESERVE_START;
ldev->dlbu_cpu = dma_alloc_wc(
ldev->dev, LIMA_PAGE_SIZE,
- &ldev->dlbu_dma, GFP_KERNEL);
+ &ldev->dlbu_dma, GFP_KERNEL | __GFP_NOWARN);
if (!ldev->dlbu_cpu) {
err = -ENOMEM;
goto err_out2;
diff --git a/drivers/gpu/drm/lima/lima_vm.c b/drivers/gpu/drm/lima/lima_vm.c
index 8e69c4540e8b..840e2350d872 100644
--- a/drivers/gpu/drm/lima/lima_vm.c
+++ b/drivers/gpu/drm/lima/lima_vm.c
@@ -56,7 +56,7 @@ static int lima_vm_map_page(struct lima_vm *vm, dma_addr_t pa, u32 va)
vm->bts[pbe].cpu = dma_alloc_wc(
vm->dev->dev, LIMA_PAGE_SIZE << LIMA_VM_NUM_PT_PER_BT_SHIFT,
- &vm->bts[pbe].dma, GFP_KERNEL | __GFP_ZERO);
+ &vm->bts[pbe].dma, GFP_KERNEL | __GFP_NOWARN | __GFP_ZERO);
if (!vm->bts[pbe].cpu)
return -ENOMEM;
@@ -208,7 +208,7 @@ struct lima_vm *lima_vm_create(struct lima_device *dev)
kref_init(&vm->refcount);
vm->pd.cpu = dma_alloc_wc(dev->dev, LIMA_PAGE_SIZE, &vm->pd.dma,
- GFP_KERNEL | __GFP_ZERO);
+ GFP_KERNEL | __GFP_NOWARN | __GFP_ZERO);
if (!vm->pd.cpu)
goto err_out0;
--
2.17.1
More information about the dri-devel
mailing list