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    Subject[PATCH 5.18 0927/1095] f2fs: check pinfile in gc_data_segment() in advance
    Date
    From: Chao Yu <chao@kernel.org>

    [ Upstream commit a22bb5526d7dd627b94a7ee22e5a98c36e39fceb ]

    In order to skip migrating section which contains data of pinned
    file in advance.

    Signed-off-by: Chao Yu <chao.yu@oppo.com>
    Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    fs/f2fs/gc.c | 7 +++++++
    1 file changed, 7 insertions(+)

    diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
    index ea5b93b689cd..e83c07144d8f 100644
    --- a/fs/f2fs/gc.c
    +++ b/fs/f2fs/gc.c
    @@ -1480,6 +1480,13 @@ static int gc_data_segment(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
    special_file(inode->i_mode))
    continue;

    + if (is_inode_flag_set(inode, FI_PIN_FILE) &&
    + gc_type == FG_GC) {
    + f2fs_pin_file_control(inode, true);
    + iput(inode);
    + return submitted;
    + }
    +
    if (!f2fs_down_write_trylock(
    &F2FS_I(inode)->i_gc_rwsem[WRITE])) {
    iput(inode);
    --
    2.35.1


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