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| author | Zhang Yi <yi.zhang@huawei.com> | 2024-01-27 04:58:04 +0300 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2024-02-02 07:59:21 +0300 |
| commit | 874eaba96d39334fe9c729ff631e65523616d4d8 (patch) | |
| tree | 401e4a6a4340ae92b68473fb2f02a34a63f5829f /fs/ext4/ext4.h | |
| parent | 9f1118223aa080021fe9751fa221590654d27669 (diff) | |
| download | linux-874eaba96d39334fe9c729ff631e65523616d4d8.tar.xz | |
ext4: make ext4_map_blocks() distinguish delalloc only extent
Add a new map flag EXT4_MAP_DELAYED to indicate the mapping range is a
delayed allocated only (not unwritten) one, and making
ext4_map_blocks() can distinguish it, no longer mixing it with holes.
Signed-off-by: Zhang Yi <yi.zhang@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20240127015825.1608160-6-yi.zhang@huaweicloud.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/ext4.h')
| -rw-r--r-- | fs/ext4/ext4.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 786b6857ab47..023571f8dd1b 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -252,8 +252,10 @@ struct ext4_allocation_request { #define EXT4_MAP_MAPPED BIT(BH_Mapped) #define EXT4_MAP_UNWRITTEN BIT(BH_Unwritten) #define EXT4_MAP_BOUNDARY BIT(BH_Boundary) +#define EXT4_MAP_DELAYED BIT(BH_Delay) #define EXT4_MAP_FLAGS (EXT4_MAP_NEW | EXT4_MAP_MAPPED |\ - EXT4_MAP_UNWRITTEN | EXT4_MAP_BOUNDARY) + EXT4_MAP_UNWRITTEN | EXT4_MAP_BOUNDARY |\ + EXT4_MAP_DELAYED) struct ext4_map_blocks { ext4_fsblk_t m_pblk; |