diff mbox series

[4/4] null_blk: use kmap_local_page() and kunmap_local()

Message ID 20230329204652.52785-5-kch@nvidia.com (mailing list archive)
State New, archived
Headers show
Series [1/4] null_blk: use memcpy_page() in copy_to_nullb() | expand

Commit Message

Chaitanya Kulkarni March 29, 2023, 8:46 p.m. UTC 
Replace the deprecated API kmap_atomic() and kunmap_atomic() with
kmap_local_page() and kunmap_local() in null_flush_cache_page().

Signed-off-by: Chaitanya Kulkarni <kch@nvidia.com>
---
 drivers/block/null_blk/main.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c
index 41da75a7f75e..bc2c58724df3 100644
--- a/drivers/block/null_blk/main.c
+++ b/drivers/block/null_blk/main.c
@@ -1030,8 +1030,8 @@  static int null_flush_cache_page(struct nullb *nullb, struct nullb_page *c_page)
 	if (!t_page)
 		return -ENOMEM;
 
-	src = kmap_atomic(c_page->page);
-	dst = kmap_atomic(t_page->page);
+	src = kmap_local_page(c_page->page);
+	dst = kmap_local_page(t_page->page);
 
 	for (i = 0; i < PAGE_SECTORS;
 			i += (nullb->dev->blocksize >> SECTOR_SHIFT)) {
@@ -1043,8 +1043,8 @@  static int null_flush_cache_page(struct nullb *nullb, struct nullb_page *c_page)
 		}
 	}
 
-	kunmap_atomic(dst);
-	kunmap_atomic(src);
+	kunmap_local(dst);
+	kunmap_local(src);
 
 	ret = radix_tree_delete_item(&nullb->dev->cache, idx, c_page);
 	null_free_page(ret);