f2fs: compress: fix to update i_compr_blocks correctly
Previously, we account reserved blocks and compressed blocks into
@compr_blocks, then, f2fs_i_compr_blocks_update(,compr_blocks) will
update i_compr_blocks incorrectly, fix it.
Meanwhile, for the case all blocks in cluster were reserved, fix to
update dn->ofs_in_node correctly.
Fixes: eb8fbaa533
("f2fs: compress: fix to check unreleased compressed cluster")
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
parent
4ed886b187
commit
186e7d7153
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@ -3666,7 +3666,8 @@ static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count,
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while (count) {
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int compr_blocks = 0;
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blkcnt_t reserved;
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blkcnt_t reserved = 0;
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blkcnt_t to_reserved;
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int ret;
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for (i = 0; i < cluster_size; i++) {
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@ -3686,20 +3687,26 @@ static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count,
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* fails in release_compress_blocks(), so NEW_ADDR
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* is a possible case.
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*/
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if (blkaddr == NEW_ADDR ||
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__is_valid_data_blkaddr(blkaddr)) {
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if (blkaddr == NEW_ADDR) {
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reserved++;
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continue;
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}
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if (__is_valid_data_blkaddr(blkaddr)) {
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compr_blocks++;
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continue;
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}
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}
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reserved = cluster_size - compr_blocks;
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to_reserved = cluster_size - compr_blocks - reserved;
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/* for the case all blocks in cluster were reserved */
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if (reserved == 1)
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if (to_reserved == 1) {
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dn->ofs_in_node += cluster_size;
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goto next;
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}
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ret = inc_valid_block_count(sbi, dn->inode, &reserved, false);
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ret = inc_valid_block_count(sbi, dn->inode,
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&to_reserved, false);
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if (unlikely(ret))
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return ret;
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@ -3710,7 +3717,7 @@ static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count,
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f2fs_i_compr_blocks_update(dn->inode, compr_blocks, true);
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*reserved_blocks += reserved;
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*reserved_blocks += to_reserved;
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next:
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count -= cluster_size;
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}
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