Revert "Revert "drm/amdkfd: Make TLB flush conditional on mapping""

This reverts commit 7ed9876c97.

Revert reason: The issue has been resolved.

Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Eric Huang
2021-07-26 11:24:20 -04:00
committed by Alex Deucher
parent e9949dd791
commit 8f0e2d5c99
4 changed files with 27 additions and 20 deletions

View File

@@ -1057,7 +1057,8 @@ static void unmap_bo_from_gpuvm(struct kgd_mem *mem,
static int update_gpuvm_pte(struct kgd_mem *mem,
struct kfd_mem_attachment *entry,
struct amdgpu_sync *sync)
struct amdgpu_sync *sync,
bool *table_freed)
{
struct amdgpu_bo_va *bo_va = entry->bo_va;
struct amdgpu_device *adev = entry->adev;
@@ -1068,7 +1069,7 @@ static int update_gpuvm_pte(struct kgd_mem *mem,
return ret;
/* Update the page tables */
ret = amdgpu_vm_bo_update(adev, bo_va, false);
ret = amdgpu_vm_bo_update(adev, bo_va, false, table_freed);
if (ret) {
pr_err("amdgpu_vm_bo_update failed\n");
return ret;
@@ -1080,7 +1081,8 @@ static int update_gpuvm_pte(struct kgd_mem *mem,
static int map_bo_to_gpuvm(struct kgd_mem *mem,
struct kfd_mem_attachment *entry,
struct amdgpu_sync *sync,
bool no_update_pte)
bool no_update_pte,
bool *table_freed)
{
int ret;
@@ -1097,7 +1099,7 @@ static int map_bo_to_gpuvm(struct kgd_mem *mem,
if (no_update_pte)
return 0;
ret = update_gpuvm_pte(mem, entry, sync);
ret = update_gpuvm_pte(mem, entry, sync, table_freed);
if (ret) {
pr_err("update_gpuvm_pte() failed\n");
goto update_gpuvm_pte_failed;
@@ -1605,7 +1607,8 @@ int amdgpu_amdkfd_gpuvm_free_memory_of_gpu(
}
int amdgpu_amdkfd_gpuvm_map_memory_to_gpu(
struct kgd_dev *kgd, struct kgd_mem *mem, void *drm_priv)
struct kgd_dev *kgd, struct kgd_mem *mem,
void *drm_priv, bool *table_freed)
{
struct amdgpu_device *adev = get_amdgpu_device(kgd);
struct amdgpu_vm *avm = drm_priv_to_vm(drm_priv);
@@ -1693,7 +1696,7 @@ int amdgpu_amdkfd_gpuvm_map_memory_to_gpu(
entry->va, entry->va + bo_size, entry);
ret = map_bo_to_gpuvm(mem, entry, ctx.sync,
is_invalid_userptr);
is_invalid_userptr, table_freed);
if (ret) {
pr_err("Failed to map bo to gpuvm\n");
goto out_unreserve;
@@ -2143,7 +2146,7 @@ static int validate_invalid_user_pages(struct amdkfd_process_info *process_info)
continue;
kfd_mem_dmaunmap_attachment(mem, attachment);
ret = update_gpuvm_pte(mem, attachment, &sync);
ret = update_gpuvm_pte(mem, attachment, &sync, NULL);
if (ret) {
pr_err("%s: update PTE failed\n", __func__);
/* make sure this gets validated again */
@@ -2349,7 +2352,7 @@ int amdgpu_amdkfd_gpuvm_restore_process_bos(void *info, struct dma_fence **ef)
continue;
kfd_mem_dmaunmap_attachment(mem, attachment);
ret = update_gpuvm_pte(mem, attachment, &sync_obj);
ret = update_gpuvm_pte(mem, attachment, &sync_obj, NULL);
if (ret) {
pr_debug("Memory eviction: update PTE failed. Try again\n");
goto validate_map_fail;