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f2fs: introduce __try_update_largest_extent
This patch adds a new helper __try_update_largest_extent for cleanup. Signed-off-by: Chao Yu <chao2.yu@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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@ -351,8 +351,7 @@ static struct extent_node *__try_merge_extent_node(struct f2fs_sb_info *sbi,
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}
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if (en) {
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if (en->ei.len > et->largest.len)
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et->largest = en->ei;
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__try_update_largest_extent(et, en);
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et->cached_en = en;
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}
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return en;
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@ -389,8 +388,7 @@ do_insert:
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if (!en)
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return NULL;
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if (en->ei.len > et->largest.len)
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et->largest = en->ei;
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__try_update_largest_extent(et, en);
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et->cached_en = en;
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return en;
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}
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@ -476,12 +474,10 @@ static unsigned int f2fs_update_extent_tree_range(struct inode *inode,
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: NULL;
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}
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if (parts) {
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if (en->ei.len > et->largest.len)
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et->largest = en->ei;
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} else {
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if (parts)
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__try_update_largest_extent(et, en);
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else
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__detach_extent_node(sbi, et, en);
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}
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/*
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* if original extent is split into zero or two parts, extent
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@ -492,6 +492,13 @@ static inline bool __is_front_mergeable(struct extent_info *cur,
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return __is_extent_mergeable(cur, front);
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}
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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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}
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struct f2fs_nm_info {
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block_t nat_blkaddr; /* base disk address of NAT */
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nid_t max_nid; /* maximum possible node ids */
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