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f2fs: move internal functions into extent_cache.c
No functional change. Reviewed-by: Chao Yu <chao@kernel.org> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim
parent
12607c1ba7
commit
3bac20a8f0
@ -15,6 +15,77 @@
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#include "node.h"
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#include <trace/events/f2fs.h>
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static void __set_extent_info(struct extent_info *ei,
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unsigned int fofs, unsigned int len,
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block_t blk, bool keep_clen)
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{
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ei->fofs = fofs;
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ei->blk = blk;
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ei->len = len;
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if (keep_clen)
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return;
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#ifdef CONFIG_F2FS_FS_COMPRESSION
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ei->c_len = 0;
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#endif
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}
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static bool f2fs_may_extent_tree(struct inode *inode)
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{
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struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
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/*
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* for recovered files during mount do not create extents
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* if shrinker is not registered.
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*/
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if (list_empty(&sbi->s_list))
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return false;
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if (!test_opt(sbi, READ_EXTENT_CACHE) ||
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is_inode_flag_set(inode, FI_NO_EXTENT) ||
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(is_inode_flag_set(inode, FI_COMPRESSED_FILE) &&
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!f2fs_sb_has_readonly(sbi)))
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return false;
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return S_ISREG(inode->i_mode);
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}
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static void __try_update_largest_extent(struct extent_tree *et,
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struct extent_node *en)
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{
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if (en->ei.len <= et->largest.len)
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return;
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et->largest = en->ei;
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et->largest_updated = true;
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}
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static bool __is_extent_mergeable(struct extent_info *back,
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struct extent_info *front)
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{
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#ifdef CONFIG_F2FS_FS_COMPRESSION
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if (back->c_len && back->len != back->c_len)
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return false;
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if (front->c_len && front->len != front->c_len)
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return false;
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#endif
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return (back->fofs + back->len == front->fofs &&
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back->blk + back->len == front->blk);
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}
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static bool __is_back_mergeable(struct extent_info *cur,
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struct extent_info *back)
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{
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return __is_extent_mergeable(back, cur);
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}
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static bool __is_front_mergeable(struct extent_info *cur,
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struct extent_info *front)
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{
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return __is_extent_mergeable(cur, front);
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}
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static struct rb_entry *__lookup_rb_tree_fast(struct rb_entry *cached_re,
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unsigned int ofs)
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{
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@ -591,16 +662,16 @@ static void f2fs_update_extent_tree_range(struct inode *inode,
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if (end < org_end && org_end - end >= F2FS_MIN_EXTENT_LEN) {
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if (parts) {
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set_extent_info(&ei, end,
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end - dei.fofs + dei.blk,
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org_end - end);
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__set_extent_info(&ei,
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end, org_end - end,
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end - dei.fofs + dei.blk, false);
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en1 = __insert_extent_tree(sbi, et, &ei,
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NULL, NULL, true);
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next_en = en1;
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} else {
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en->ei.fofs = end;
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en->ei.blk += end - dei.fofs;
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en->ei.len -= end - dei.fofs;
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__set_extent_info(&en->ei,
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end, en->ei.len - (end - dei.fofs),
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en->ei.blk + (end - dei.fofs), true);
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next_en = en;
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}
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parts++;
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@ -632,8 +703,7 @@ static void f2fs_update_extent_tree_range(struct inode *inode,
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/* 3. update extent in extent cache */
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if (blkaddr) {
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set_extent_info(&ei, fofs, blkaddr, len);
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__set_extent_info(&ei, fofs, len, blkaddr, false);
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if (!__try_merge_extent_node(sbi, et, &ei, prev_en, next_en))
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__insert_extent_tree(sbi, et, &ei,
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insert_p, insert_parent, leftmost);
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@ -692,7 +762,7 @@ void f2fs_update_extent_tree_range_compressed(struct inode *inode,
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if (en)
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goto unlock_out;
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set_extent_info(&ei, fofs, blkaddr, llen);
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__set_extent_info(&ei, fofs, llen, blkaddr, true);
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ei.c_len = c_len;
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if (!__try_merge_extent_node(sbi, et, &ei, prev_en, next_en))
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@ -621,7 +621,7 @@ struct rb_entry {
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struct extent_info {
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unsigned int fofs; /* start offset in a file */
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unsigned int len; /* length of the extent */
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u32 blk; /* start block address of the extent */
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block_t blk; /* start block address of the extent */
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#ifdef CONFIG_F2FS_FS_COMPRESSION
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unsigned int c_len; /* physical extent length of compressed blocks */
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#endif
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@ -846,17 +846,6 @@ static inline void set_raw_read_extent(struct extent_info *ext,
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i_ext->len = cpu_to_le32(ext->len);
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}
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static inline void set_extent_info(struct extent_info *ei, unsigned int fofs,
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u32 blk, unsigned int len)
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{
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ei->fofs = fofs;
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ei->blk = blk;
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ei->len = len;
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#ifdef CONFIG_F2FS_FS_COMPRESSION
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ei->c_len = 0;
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#endif
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}
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static inline bool __is_discard_mergeable(struct discard_info *back,
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struct discard_info *front, unsigned int max_len)
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{
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@ -876,41 +865,6 @@ static inline bool __is_discard_front_mergeable(struct discard_info *cur,
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return __is_discard_mergeable(cur, front, max_len);
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}
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static inline bool __is_extent_mergeable(struct extent_info *back,
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struct extent_info *front)
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{
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#ifdef CONFIG_F2FS_FS_COMPRESSION
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if (back->c_len && back->len != back->c_len)
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return false;
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if (front->c_len && front->len != front->c_len)
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return false;
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#endif
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return (back->fofs + back->len == front->fofs &&
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back->blk + back->len == front->blk);
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}
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static inline bool __is_back_mergeable(struct extent_info *cur,
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struct extent_info *back)
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{
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return __is_extent_mergeable(back, cur);
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}
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static inline bool __is_front_mergeable(struct extent_info *cur,
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struct extent_info *front)
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{
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return __is_extent_mergeable(cur, front);
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}
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extern void f2fs_mark_inode_dirty_sync(struct inode *inode, bool sync);
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static inline void __try_update_largest_extent(struct extent_tree *et,
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struct extent_node *en)
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{
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if (en->ei.len > et->largest.len) {
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et->largest = en->ei;
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et->largest_updated = true;
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}
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}
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/*
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* For free nid management
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*/
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@ -2581,6 +2535,7 @@ static inline block_t __start_sum_addr(struct f2fs_sb_info *sbi)
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return le32_to_cpu(F2FS_CKPT(sbi)->cp_pack_start_sum);
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}
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extern void f2fs_mark_inode_dirty_sync(struct inode *inode, bool sync);
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static inline int inc_valid_node_count(struct f2fs_sb_info *sbi,
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struct inode *inode, bool is_inode)
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{
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@ -4403,26 +4358,6 @@ F2FS_FEATURE_FUNCS(casefold, CASEFOLD);
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F2FS_FEATURE_FUNCS(compression, COMPRESSION);
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F2FS_FEATURE_FUNCS(readonly, RO);
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static inline bool f2fs_may_extent_tree(struct inode *inode)
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{
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struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
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if (!test_opt(sbi, READ_EXTENT_CACHE) ||
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is_inode_flag_set(inode, FI_NO_EXTENT) ||
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(is_inode_flag_set(inode, FI_COMPRESSED_FILE) &&
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!f2fs_sb_has_readonly(sbi)))
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return false;
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/*
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* for recovered files during mount do not create extents
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* if shrinker is not registered.
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*/
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if (list_empty(&sbi->s_list))
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return false;
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return S_ISREG(inode->i_mode);
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}
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#ifdef CONFIG_BLK_DEV_ZONED
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static inline bool f2fs_blkz_is_seq(struct f2fs_sb_info *sbi, int devi,
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block_t blkaddr)
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