[PATCH 03/13] nouveau: pass struct nouveau_svmm to nouveau_range_fault

Christoph Hellwig hch at lst.de
Tue Jul 30 05:51:53 UTC 2019


This avoid having to abuse the vma field in struct hmm_range to unlock
the mmap_sem.

Signed-off-by: Christoph Hellwig <hch at lst.de>
---
 drivers/gpu/drm/nouveau/nouveau_svm.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_svm.c b/drivers/gpu/drm/nouveau/nouveau_svm.c
index a74530b5a523..b889d5ec4c7e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_svm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_svm.c
@@ -485,14 +485,14 @@ nouveau_range_done(struct hmm_range *range)
 }
 
 static int
-nouveau_range_fault(struct hmm_mirror *mirror, struct hmm_range *range)
+nouveau_range_fault(struct nouveau_svmm *svmm, struct hmm_range *range)
 {
 	long ret;
 
 	range->default_flags = 0;
 	range->pfn_flags_mask = -1UL;
 
-	ret = hmm_range_register(range, mirror,
+	ret = hmm_range_register(range, &svmm->mirror,
 				 range->start, range->end,
 				 PAGE_SHIFT);
 	if (ret) {
@@ -689,7 +689,7 @@ nouveau_svm_fault(struct nvif_notify *notify)
 		range.values = nouveau_svm_pfn_values;
 		range.pfn_shift = NVIF_VMM_PFNMAP_V0_ADDR_SHIFT;
 again:
-		ret = nouveau_range_fault(&svmm->mirror, &range);
+		ret = nouveau_range_fault(svmm, &range);
 		if (ret == 0) {
 			mutex_lock(&svmm->mutex);
 			if (!nouveau_range_done(&range)) {
-- 
2.20.1



More information about the amd-gfx mailing list