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authorJaegeuk Kim <jaegeuk@kernel.org>2017-02-23 03:39:11 +0300
committerJaegeuk Kim <jaegeuk@kernel.org>2017-02-24 20:39:53 +0300
commitd0db7703ac186ff2fbed1e8b862bd43ec3fd2812 (patch)
treeca1263c6374fc26d446817a926344c7da0f329d0 /fs/f2fs
parent035e97adab26c1121cedaeb9bd04cf48a8e8cf51 (diff)
downloadlinux-d0db7703ac186ff2fbed1e8b862bd43ec3fd2812.tar.xz
f2fs: do SSR in higher priority
Let's check SSR in prior to LFS allocation. Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/segment.c17
1 files changed, 1 insertions, 16 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 46e29c555299..8ba802e1bb06 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1324,17 +1324,6 @@ static void write_current_sum_page(struct f2fs_sb_info *sbi,
f2fs_put_page(page, 1);
}
-static int is_next_segment_free(struct f2fs_sb_info *sbi, int type)
-{
- struct curseg_info *curseg = CURSEG_I(sbi, type);
- unsigned int segno = curseg->segno + 1;
- struct free_segmap_info *free_i = FREE_I(sbi);
-
- if (segno < MAIN_SEGS(sbi) && segno % sbi->segs_per_sec)
- return !test_bit(segno, free_i->free_segmap);
- return 0;
-}
-
/*
* Find a new segment from the free segments bitmap to right order
* This function should be returned with success, otherwise BUG
@@ -1559,21 +1548,17 @@ static int get_ssr_segment(struct f2fs_sb_info *sbi, int type)
static void allocate_segment_by_default(struct f2fs_sb_info *sbi,
int type, bool force)
{
- struct curseg_info *curseg = CURSEG_I(sbi, type);
-
if (force)
new_curseg(sbi, type, true);
else if (!is_set_ckpt_flags(sbi, CP_CRC_RECOVERY_FLAG) &&
type == CURSEG_WARM_NODE)
new_curseg(sbi, type, false);
- else if (curseg->alloc_type == LFS && is_next_segment_free(sbi, type))
- new_curseg(sbi, type, false);
else if (need_SSR(sbi) && get_ssr_segment(sbi, type))
change_curseg(sbi, type, true);
else
new_curseg(sbi, type, false);
- stat_inc_seg_type(sbi, curseg);
+ stat_inc_seg_type(sbi, CURSEG_I(sbi, type));
}
void allocate_new_segments(struct f2fs_sb_info *sbi)