Merge branch 'for-4.14-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave...
[muen/linux.git] / fs / btrfs / volumes.c
index 6a72f88f77b60c422fb9481e5f0b77316ba20179..b39737568c223c208d92b2f4ab73ac0263ad3ff4 100644 (file)
@@ -2324,7 +2324,7 @@ int btrfs_init_new_device(struct btrfs_fs_info *fs_info, const char *device_path
        int seeding_dev = 0;
        int ret = 0;
 
        int seeding_dev = 0;
        int ret = 0;
 
-       if ((sb->s_flags & MS_RDONLY) && !fs_info->fs_devices->seeding)
+       if (sb_rdonly(sb) && !fs_info->fs_devices->seeding)
                return -EROFS;
 
        bdev = blkdev_get_by_path(device_path, FMODE_WRITE | FMODE_EXCL,
                return -EROFS;
 
        bdev = blkdev_get_by_path(device_path, FMODE_WRITE | FMODE_EXCL,
@@ -4053,7 +4053,7 @@ int btrfs_pause_balance(struct btrfs_fs_info *fs_info)
 
 int btrfs_cancel_balance(struct btrfs_fs_info *fs_info)
 {
 
 int btrfs_cancel_balance(struct btrfs_fs_info *fs_info)
 {
-       if (fs_info->sb->s_flags & MS_RDONLY)
+       if (sb_rdonly(fs_info->sb))
                return -EROFS;
 
        mutex_lock(&fs_info->balance_mutex);
                return -EROFS;
 
        mutex_lock(&fs_info->balance_mutex);
@@ -6125,7 +6125,7 @@ static void submit_stripe_bio(struct btrfs_bio *bbio, struct bio *bio,
                rcu_read_unlock();
        }
 #endif
                rcu_read_unlock();
        }
 #endif
-       bio->bi_bdev = dev->bdev;
+       bio_set_dev(bio, dev->bdev);
 
        btrfs_bio_counter_inc_noblocked(fs_info);
 
 
        btrfs_bio_counter_inc_noblocked(fs_info);
 
@@ -6149,8 +6149,8 @@ static void bbio_error(struct btrfs_bio *bbio, struct bio *bio, u64 logical)
        }
 }
 
        }
 }
 
-int btrfs_map_bio(struct btrfs_fs_info *fs_info, struct bio *bio,
-                 int mirror_num, int async_submit)
+blk_status_t btrfs_map_bio(struct btrfs_fs_info *fs_info, struct bio *bio,
+                          int mirror_num, int async_submit)
 {
        struct btrfs_device *dev;
        struct bio *first_bio = bio;
 {
        struct btrfs_device *dev;
        struct bio *first_bio = bio;
@@ -6170,7 +6170,7 @@ int btrfs_map_bio(struct btrfs_fs_info *fs_info, struct bio *bio,
                                &map_length, &bbio, mirror_num, 1);
        if (ret) {
                btrfs_bio_counter_dec(fs_info);
                                &map_length, &bbio, mirror_num, 1);
        if (ret) {
                btrfs_bio_counter_dec(fs_info);
-               return ret;
+               return errno_to_blk_status(ret);
        }
 
        total_devs = bbio->num_stripes;
        }
 
        total_devs = bbio->num_stripes;
@@ -6193,7 +6193,7 @@ int btrfs_map_bio(struct btrfs_fs_info *fs_info, struct bio *bio,
                }
 
                btrfs_bio_counter_dec(fs_info);
                }
 
                btrfs_bio_counter_dec(fs_info);
-               return ret;
+               return errno_to_blk_status(ret);
        }
 
        if (map_length < length) {
        }
 
        if (map_length < length) {
@@ -6220,7 +6220,7 @@ int btrfs_map_bio(struct btrfs_fs_info *fs_info, struct bio *bio,
                                  dev_nr, async_submit);
        }
        btrfs_bio_counter_dec(fs_info);
                                  dev_nr, async_submit);
        }
        btrfs_bio_counter_dec(fs_info);
-       return 0;
+       return BLK_STS_OK;
 }
 
 struct btrfs_device *btrfs_find_device(struct btrfs_fs_info *fs_info, u64 devid,
 }
 
 struct btrfs_device *btrfs_find_device(struct btrfs_fs_info *fs_info, u64 devid,