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UPSTREAM: f2fs: fix to update age extent correctly during truncation

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nr_free may be less than len, we should update age extent cache
w/ range [fofs, len] rather than [fofs, nr_free].

Bug: 254441685
Fixes: 71644dff4811 ("f2fs: add block_age-based extent cache")
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
(cherry picked from commit 8c0ed062ce27f6b7f0a568cb241e2b4dd2d9e6a6)
Signed-off-by: Lee Jones <joneslee@google.com>
Change-Id: I86dccb39f6e844b180046dc8560e3904700fb4e1
This commit is contained in:
Chao Yu 2023-01-31 22:47:00 +08:00 committed by Lee Jones
parent 3e9ba88034
commit 1e1986dd44
1 changed files with 1 additions and 1 deletions
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fs/f2fs/file.c
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@ -608,7 +608,7 @@ void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count)
fofs = f2fs_start_bidx_of_node(ofs_of_node(dn->node_page),
dn->inode) + ofs;
f2fs_update_read_extent_cache_range(dn, fofs, 0, len);
f2fs_update_age_extent_cache_range(dn, fofs, nr_free);
f2fs_update_age_extent_cache_range(dn, fofs, len);
dec_valid_block_count(sbi, dn->inode, nr_free);
}
dn->ofs_in_node = ofs;