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f2fs: fix equation of has_not_enough_free_secs()

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Practically, has_not_enough_free_secs() should calculate with the numbers of
current node and directory data blocks together.
Actually the equation was implemented in need_to_flush().

So, this patch removes need_flush() and moves the equation into
has_not_enough_free_secs().

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Jaegeuk Kim
2012-12-21 17:20:21 +09:00
parent f58ad8f51a
commit 029cd28c1f
2 changed files with 16 additions and 35 deletions
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15
fs/f2fs/segment.h
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@@ -459,7 +459,20 @@ static inline int get_ssr_segment(struct f2fs_sb_info *sbi, int type)
static inline bool has_not_enough_free_secs(struct f2fs_sb_info *sbi)
{
return free_sections(sbi) <= reserved_sections(sbi);
unsigned int pages_per_sec = (1 << sbi->log_blocks_per_seg) *
sbi->segs_per_sec;
int node_secs = ((get_pages(sbi, F2FS_DIRTY_NODES) + pages_per_sec - 1)
>> sbi->log_blocks_per_seg) / sbi->segs_per_sec;
int dent_secs = ((get_pages(sbi, F2FS_DIRTY_DENTS) + pages_per_sec - 1)
>> sbi->log_blocks_per_seg) / sbi->segs_per_sec;
if (sbi->por_doing)
return false;
if (free_sections(sbi) <= (node_secs + 2 * dent_secs +
reserved_sections(sbi)))
return true;
return false;
}
static inline int utilization(struct f2fs_sb_info *sbi)