From f6d9abbc1f957f0fcf88d567ae2523d37d2731da Mon Sep 17 00:00:00 2001 From: Nikolay Borisov Date: Fri, 14 Feb 2020 00:24:29 +0900 Subject: [PATCH] btrfs: Export btrfs_release_disk_super Preparatory patch for removal of buffer_head usage in btrfs. Signed-off-by: Nikolay Borisov Signed-off-by: Johannes Thumshirn Reviewed-by: David Sterba Signed-off-by: David Sterba --- fs/btrfs/volumes.c | 2 +- fs/btrfs/volumes.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 387f80656476..89be36a0fed6 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1247,7 +1247,7 @@ int btrfs_open_devices(struct btrfs_fs_devices *fs_devices, return ret; } -static void btrfs_release_disk_super(struct page *page) +void btrfs_release_disk_super(struct page *page) { kunmap(page); put_page(page); diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index f01552a0785e..f197fac0a3ae 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -484,6 +484,7 @@ int btrfs_finish_chunk_alloc(struct btrfs_trans_handle *trans, int btrfs_remove_chunk(struct btrfs_trans_handle *trans, u64 chunk_offset); struct extent_map *btrfs_get_chunk_map(struct btrfs_fs_info *fs_info, u64 logical, u64 length); +void btrfs_release_disk_super(struct page *page); static inline void btrfs_dev_stat_inc(struct btrfs_device *dev, int index) -- 2.30.2