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Subject[PATCH 2/4] f2fs: clean up get_valid_blocks with consistent parameter
Date
This patch cleans up get_valid_blocks, which has no functional change.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
fs/f2fs/debug.c | 2 +-
fs/f2fs/gc.c | 8 ++++----
fs/f2fs/segment.c | 8 ++++----
fs/f2fs/segment.h | 8 ++++----
fs/f2fs/super.c | 4 ++--
5 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 906f627e44fc..dc16a52db275 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -137,7 +137,7 @@ static void update_sit_info(struct f2fs_sb_info *sbi)
blks_per_sec = sbi->segs_per_sec * sbi->blocks_per_seg;
hblks_per_sec = blks_per_sec / 2;
for (segno = 0; segno < MAIN_SEGS(sbi); segno += sbi->segs_per_sec) {
- vblocks = get_valid_blocks(sbi, segno, sbi->segs_per_sec);
+ vblocks = get_valid_blocks(sbi, segno, true);
dist = abs(vblocks - hblks_per_sec);
bimodal += dist * dist;

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index c52656ccbde5..439887c3aaf4 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -229,7 +229,7 @@ static unsigned int get_cb_cost(struct f2fs_sb_info *sbi, unsigned int segno)

for (i = 0; i < sbi->segs_per_sec; i++)
mtime += get_seg_entry(sbi, start + i)->mtime;
- vblocks = get_valid_blocks(sbi, segno, sbi->segs_per_sec);
+ vblocks = get_valid_blocks(sbi, segno, true);

mtime = div_u64(mtime, sbi->segs_per_sec);
vblocks = div_u64(vblocks, sbi->segs_per_sec);
@@ -252,7 +252,7 @@ static unsigned int get_greedy_cost(struct f2fs_sb_info *sbi,
unsigned int segno)
{
unsigned int valid_blocks =
- get_valid_blocks(sbi, segno, sbi->segs_per_sec);
+ get_valid_blocks(sbi, segno, true);

return IS_DATASEG(get_seg_entry(sbi, segno)->type) ?
valid_blocks * 2 : valid_blocks;
@@ -897,7 +897,7 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi,
GET_SUM_BLOCK(sbi, segno));
f2fs_put_page(sum_page, 0);

- if (get_valid_blocks(sbi, segno, 1) == 0 ||
+ if (get_valid_blocks(sbi, segno, false) == 0 ||
!PageUptodate(sum_page) ||
unlikely(f2fs_cp_error(sbi)))
goto next;
@@ -931,7 +931,7 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi,
blk_finish_plug(&plug);

if (gc_type == FG_GC &&
- get_valid_blocks(sbi, start_segno, sbi->segs_per_sec) == 0)
+ get_valid_blocks(sbi, start_segno, true) == 0)
sec_freed = 1;

stat_inc_call_count(sbi->stat_info);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index dca693c16f07..ae8331802d05 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -636,7 +636,7 @@ static void __remove_dirty_segment(struct f2fs_sb_info *sbi, unsigned int segno,
if (test_and_clear_bit(segno, dirty_i->dirty_segmap[t]))
dirty_i->nr_dirty[t]--;

- if (get_valid_blocks(sbi, segno, sbi->segs_per_sec) == 0)
+ if (get_valid_blocks(sbi, segno, true) == 0)
clear_bit(GET_SECNO(sbi, segno),
dirty_i->victim_secmap);
}
@@ -657,7 +657,7 @@ static void locate_dirty_segment(struct f2fs_sb_info *sbi, unsigned int segno)

mutex_lock(&dirty_i->seglist_lock);

- valid_blocks = get_valid_blocks(sbi, segno, 0);
+ valid_blocks = get_valid_blocks(sbi, segno, false);

if (valid_blocks == 0) {
__locate_dirty_segment(sbi, segno, PRE);
@@ -1109,7 +1109,7 @@ void clear_prefree_segments(struct f2fs_sb_info *sbi, struct cp_control *cpc)
secno = GET_SECNO(sbi, start);
start_segno = secno * sbi->segs_per_sec;
if (!IS_CURSEC(sbi, secno) &&
- !get_valid_blocks(sbi, start, sbi->segs_per_sec))
+ !get_valid_blocks(sbi, start, true))
f2fs_issue_discard(sbi, START_BLOCK(sbi, start_segno),
sbi->segs_per_sec << sbi->log_blocks_per_seg);

@@ -2859,7 +2859,7 @@ static void init_dirty_segmap(struct f2fs_sb_info *sbi)
if (segno >= MAIN_SEGS(sbi))
break;
offset = segno + 1;
- valid_blocks = get_valid_blocks(sbi, segno, 0);
+ valid_blocks = get_valid_blocks(sbi, segno, false);
if (valid_blocks == sbi->blocks_per_seg || !valid_blocks)
continue;
if (valid_blocks > sbi->blocks_per_seg) {
diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
index 39ef9cc0093b..053166038bfe 100644
--- a/fs/f2fs/segment.h
+++ b/fs/f2fs/segment.h
@@ -309,13 +309,13 @@ static inline struct sec_entry *get_sec_entry(struct f2fs_sb_info *sbi,
}

static inline unsigned int get_valid_blocks(struct f2fs_sb_info *sbi,
- unsigned int segno, int section)
+ unsigned int segno, bool use_section)
{
/*
* In order to get # of valid blocks in a section instantly from many
* segments, f2fs manages two counting structures separately.
*/
- if (section > 1)
+ if (use_section && sbi->segs_per_sec > 1)
return get_sec_entry(sbi, segno)->valid_blocks;
else
return get_seg_entry(sbi, segno)->valid_blocks;
@@ -722,8 +722,8 @@ static inline block_t sum_blk_addr(struct f2fs_sb_info *sbi, int base, int type)
static inline bool no_fggc_candidate(struct f2fs_sb_info *sbi,
unsigned int secno)
{
- if (get_valid_blocks(sbi, GET_SEGNO_FROM_SECNO(sbi, secno),
- sbi->segs_per_sec) >= sbi->fggc_threshold)
+ if (get_valid_blocks(sbi, GET_SEGNO_FROM_SECNO(sbi, secno), true) >=
+ sbi->fggc_threshold)
return true;
return false;
}
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index cb65e6d0d275..97c07a5153e9 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -996,7 +996,7 @@ static int segment_info_seq_show(struct seq_file *seq, void *offset)
if ((i % 10) == 0)
seq_printf(seq, "%-10d", i);
seq_printf(seq, "%d|%-3u", se->type,
- get_valid_blocks(sbi, i, 1));
+ get_valid_blocks(sbi, i, false));
if ((i % 10) == 9 || i == (total_segs - 1))
seq_putc(seq, '\n');
else
@@ -1022,7 +1022,7 @@ static int segment_bits_seq_show(struct seq_file *seq, void *offset)

seq_printf(seq, "%-10d", i);
seq_printf(seq, "%d|%-3u|", se->type,
- get_valid_blocks(sbi, i, 1));
+ get_valid_blocks(sbi, i, false));
for (j = 0; j < SIT_VBLOCK_MAP_SIZE; j++)
seq_printf(seq, " %.2x", se->cur_valid_map[j]);
seq_putc(seq, '\n');
--
2.11.0
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