Commit 7d261c50 authored by Eric Huang's avatar Eric Huang Committed by Alex Deucher
Browse files

drm/amdkfd: change svm range evict 



Adding always evict queues when flag is set to
KFD_IOCTL_SVM_FLAG_GPU_ALWAYS_MAPPED as if XNACK off.

Signed-off-by: default avatarEric Huang <jinhuieric.huang@amd.com>
Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent fce7bf30

drivers/gpu/drm/amd/amdkfd/kfd_svm.c

+4 −2
Original line number Diff line number Diff line
@@ -1775,7 +1775,8 @@ svm_range_evict(struct svm_range *prange, struct mm_struct *mm, 
	pr_debug("invalidate svms 0x%p prange [0x%lx 0x%lx] [0x%lx 0x%lx]\n",

		 svms, prange->start, prange->last, start, last);



	if (!p->xnack_enabled) {

	if (!p->xnack_enabled ||

	    (prange->flags & KFD_IOCTL_SVM_FLAG_GPU_ALWAYS_MAPPED)) {

		int evicted_ranges;



		list_for_each_entry(pchild, &prange->child_list, child_list) {
@@ -3343,7 +3344,8 @@ svm_range_set_attr(struct kfd_process *p, struct mm_struct *mm, 
		if (r)

			goto out_unlock_range;



		if (migrated && !p->xnack_enabled) {

		if (migrated && (!p->xnack_enabled ||

		    (prange->flags & KFD_IOCTL_SVM_FLAG_GPU_ALWAYS_MAPPED))) {

			pr_debug("restore_work will update mappings of GPUs\n");

			mutex_unlock(&prange->migrate_mutex);

			continue;