Rewrite free_private_pages() using pages_array helper funcs.
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
---
.../staging/media/atomisp/pci/hmm/hmm_bo.c | 26 +++----------------
1 file changed, 4 insertions(+), 22 deletions(-)
diff --git a/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c b/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
index 40b1137dcc31..d7f42a4ce40a 100644
--- a/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
+++ b/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
@@ -623,28 +623,10 @@ static void free_pages_bulk_array(unsigned long nr_pages, struct page **page_arr
__free_pages(page_array[i], 0);
}
-static void free_private_bo_pages(struct hmm_buffer_object *bo,
- int free_pgnr)
+static void free_private_bo_pages(struct hmm_buffer_object *bo)
{
- int i, ret;
-
- for (i = 0; i < free_pgnr; i++) {
- ret = set_pages_wb(bo->pages[i], 1);
- if (ret)
- dev_err(atomisp_dev,
- "set page to WB err ...ret = %d\n",
- ret);
- /*
- W/A: set_pages_wb seldom return value = -EFAULT
- indicate that address of page is not in valid
- range(0xffff880000000000~0xffffc7ffffffffff)
- then, _free_pages would panic; Do not know why page
- address be valid,it maybe memory corruption by lowmemory
- */
- if (!ret) {
- __free_pages(bo->pages[i], 0);
- }
- }
+ set_pages_array_wb(bo->pages, bo->pgnr);
+ free_pages_bulk_array(bo->pgnr, bo->pages);
}
/*Allocate pages which will be used only by ISP*/
@@ -822,7 +804,7 @@ void hmm_bo_free_pages(struct hmm_buffer_object *bo)
bo->status &= (~HMM_BO_PAGE_ALLOCED);
if (bo->type == HMM_BO_PRIVATE)
- free_private_bo_pages(bo, bo->pgnr);
+ free_private_bo_pages(bo);
else if (bo->type == HMM_BO_USER)
free_user_pages(bo, bo->pgnr);
else
--
2.36.1
