Merge branch 'overlayfs-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszer...

[deliverable/linux.git] / drivers / block / brd.c

diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index 41a6c4c9da9f7d1310ca55f31365afa1dc6e3b14..3022dad240719138d0a0aca0f7b6a7d2486f862a 100644 (file)
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -379,7 +379,7 @@ static int brd_rw_page(struct block_device *bdev, sector_t sector,
 
 #ifdef CONFIG_BLK_DEV_RAM_DAX
 static long brd_direct_access(struct block_device *bdev, sector_t sector,
-                       void __pmem **kaddr, pfn_t *pfn, long size)
+                       void **kaddr, pfn_t *pfn, long size)
 {
        struct brd_device *brd = bdev->bd_disk->private_data;
        struct page *page;
@@ -389,7 +389,7 @@ static long brd_direct_access(struct block_device *bdev, sector_t sector,
        page = brd_insert_page(brd, sector);
        if (!page)
                return -ENOSPC;
-       *kaddr = (void __pmem *)page_address(page);
+       *kaddr = page_address(page);
        *pfn = page_to_pfn_t(page);
 
        return PAGE_SIZE;
@@ -507,7 +507,9 @@ static struct brd_device *brd_alloc(int i)
        blk_queue_max_discard_sectors(brd->brd_queue, UINT_MAX);
        brd->brd_queue->limits.discard_zeroes_data = 1;
        queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, brd->brd_queue);
-
+#ifdef CONFIG_BLK_DEV_RAM_DAX
+       queue_flag_set_unlocked(QUEUE_FLAG_DAX, brd->brd_queue);
+#endif
        disk = brd->brd_disk = alloc_disk(max_part);
        if (!disk)
                goto out_free_queue;