diff options
Diffstat (limited to 'drivers/block')
-rw-r--r-- | drivers/block/brd.c | 6 | ||||
-rw-r--r-- | drivers/block/zram/zram_drv.c | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/drivers/block/brd.c b/drivers/block/brd.c index 104b71c0490d..5d9ed0616413 100644 --- a/drivers/block/brd.c +++ b/drivers/block/brd.c @@ -326,7 +326,11 @@ static int brd_rw_page(struct block_device *bdev, sector_t sector, struct page *page, bool is_write) { struct brd_device *brd = bdev->bd_disk->private_data; - int err = brd_do_bvec(brd, page, PAGE_SIZE, 0, is_write, sector); + int err; + + if (PageTransHuge(page)) + return -ENOTSUPP; + err = brd_do_bvec(brd, page, PAGE_SIZE, 0, is_write, sector); page_endio(page, is_write, err); return err; } diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 4ddc18a0a04f..4a0438c4ef2a 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1285,6 +1285,8 @@ static int zram_rw_page(struct block_device *bdev, sector_t sector, struct zram *zram; struct bio_vec bv; + if (PageTransHuge(page)) + return -ENOTSUPP; zram = bdev->bd_disk->private_data; if (!valid_io_request(zram, sector, PAGE_SIZE)) { |