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authorTakashi Iwai <tiwai@suse.de>2022-12-22 11:11:48 +0300
committerTakashi Iwai <tiwai@suse.de>2022-12-22 11:11:48 +0300
commit2d78eb0342dd2c9c5cde9ae9ada1d33f189a858b (patch)
treef711bc9cab45f4963e4883ef15ff4c54a6cbc12e /fs/btrfs/zoned.h
parentb47068b4aa53a57552398e3f60d0ed1918700c2b (diff)
parentee0b089d660021792e4ab4dda191b097ce1e964f (diff)
downloadlinux-2d78eb0342dd2c9c5cde9ae9ada1d33f189a858b.tar.xz
Merge branch 'for-next' into for-linus
Diffstat (limited to 'fs/btrfs/zoned.h')
-rw-r--r--fs/btrfs/zoned.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/btrfs/zoned.h b/fs/btrfs/zoned.h
index e17462db3a84..8bd16d40b7c6 100644
--- a/fs/btrfs/zoned.h
+++ b/fs/btrfs/zoned.h
@@ -36,6 +36,7 @@ int btrfs_get_dev_zone(struct btrfs_device *device, u64 pos,
int btrfs_get_dev_zone_info_all_devices(struct btrfs_fs_info *fs_info);
int btrfs_get_dev_zone_info(struct btrfs_device *device, bool populate_cache);
void btrfs_destroy_dev_zone_info(struct btrfs_device *device);
+struct btrfs_zoned_device_info *btrfs_clone_dev_zone_info(struct btrfs_device *orig_dev);
int btrfs_check_zoned_mode(struct btrfs_fs_info *fs_info);
int btrfs_check_mountopts_zoned(struct btrfs_fs_info *info);
int btrfs_sb_log_location_bdev(struct block_device *bdev, int mirror, int rw,
@@ -103,6 +104,16 @@ static inline int btrfs_get_dev_zone_info(struct btrfs_device *device,
static inline void btrfs_destroy_dev_zone_info(struct btrfs_device *device) { }
+/*
+ * In case the kernel is compiled without CONFIG_BLK_DEV_ZONED we'll never call
+ * into btrfs_clone_dev_zone_info() so it's safe to return NULL here.
+ */
+static inline struct btrfs_zoned_device_info *btrfs_clone_dev_zone_info(
+ struct btrfs_device *orig_dev)
+{
+ return NULL;
+}
+
static inline int btrfs_check_zoned_mode(const struct btrfs_fs_info *fs_info)
{
if (!btrfs_is_zoned(fs_info))