diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_svm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c index 90e2eacb8ba0..34abf6460585 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c @@ -1590,6 +1590,7 @@ svm_range_evict(struct svm_range *prange, struct mm_struct *mm, unsigned long start, unsigned long last) { struct svm_range_list *svms = prange->svms; + struct svm_range *pchild; struct kfd_process *p; int r = 0; @@ -1601,7 +1602,19 @@ svm_range_evict(struct svm_range *prange, struct mm_struct *mm, if (!p->xnack_enabled) { int evicted_ranges; - atomic_inc(&prange->invalid); + list_for_each_entry(pchild, &prange->child_list, child_list) { + mutex_lock_nested(&pchild->lock, 1); + if (pchild->start <= last && pchild->last >= start) { + pr_debug("increment pchild invalid [0x%lx 0x%lx]\n", + pchild->start, pchild->last); + atomic_inc(&pchild->invalid); + } + mutex_unlock(&pchild->lock); + } + + if (prange->start <= last && prange->last >= start) + atomic_inc(&prange->invalid); + evicted_ranges = atomic_inc_return(&svms->evicted_ranges); if (evicted_ranges != 1) return r; @@ -1618,7 +1631,6 @@ svm_range_evict(struct svm_range *prange, struct mm_struct *mm, schedule_delayed_work(&svms->restore_work, msecs_to_jiffies(AMDGPU_SVM_RANGE_RESTORE_DELAY_MS)); } else { - struct svm_range *pchild; unsigned long s, l; pr_debug("invalidate unmap svms 0x%p [0x%lx 0x%lx] from GPUs\n", |