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author | Jaegeuk Kim <jaegeuk@kernel.org> | 2019-10-18 19:06:40 +0200 |
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committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2019-11-07 19:40:59 +0100 |
commit | f5a53edcf01eae21dc3ef1845515229e8459e5cc (patch) | |
tree | bd7e880c73aad8ae2afb9105c226902632399593 /fs/f2fs/super.c | |
parent | f2fs: avoid kernel panic on corruption test (diff) | |
download | linux-f5a53edcf01eae21dc3ef1845515229e8459e5cc.tar.xz linux-f5a53edcf01eae21dc3ef1845515229e8459e5cc.zip |
f2fs: support aligned pinned file
This patch supports 2MB-aligned pinned file, which can guarantee no GC at all
by allocating fully valid 2MB segment.
Check free segments by has_not_enough_free_secs() with large budget.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/super.c')
-rw-r--r-- | fs/f2fs/super.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index f320fd11db48..c02a47ce551b 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -2853,6 +2853,7 @@ static void init_sb_info(struct f2fs_sb_info *sbi) spin_lock_init(&sbi->dev_lock); init_rwsem(&sbi->sb_lock); + init_rwsem(&sbi->pin_sem); } static int init_percpu_info(struct f2fs_sb_info *sbi) |