From d0db7703ac186ff2fbed1e8b862bd43ec3fd2812 Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Wed, 22 Feb 2017 16:39:11 -0800 Subject: [PATCH] f2fs: do SSR in higher priority Let's check SSR in prior to LFS allocation. Signed-off-by: Jaegeuk Kim --- fs/f2fs/segment.c | 17 +---------------- 1 file changed, 1 insertion(+), 16 deletions(-) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 46e29c5..8ba802e 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) -- 2.7.4