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| author | Chao Yu | 2018-09-25 09:36:02 +0200 |
|---|---|---|
| committer | Jaegeuk Kim | 2018-10-23 02:54:48 +0200 |
| commit | 78130819695f17f5c042d8ba097802639478faf5 (patch) | |
| tree | 468624c7bdc9ab656be4982a635cca65526444c2 /fs/f2fs/recovery.c | |
| parent | f2fs: guarantee journalled quota data by checkpoint (diff) | |
| download | kernel-qcow2-linux-78130819695f17f5c042d8ba097802639478faf5.tar.gz kernel-qcow2-linux-78130819695f17f5c042d8ba097802639478faf5.tar.xz kernel-qcow2-linux-78130819695f17f5c042d8ba097802639478faf5.zip | |
f2fs: fix to keep project quota consistent
This patch does below changes to keep consistence of project quota data
in sudden power-cut case:
- update inode.i_projid and project quota atomically under lock_op() in
f2fs_ioc_setproject()
- recover inode.i_projid and project quota in recover_inode()
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/recovery.c')
| -rw-r--r-- | fs/f2fs/recovery.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c index df2123759ac7..1dfb17f9f9ff 100644 --- a/fs/f2fs/recovery.c +++ b/fs/f2fs/recovery.c @@ -254,10 +254,18 @@ static int recover_inode(struct inode *inode, struct page *page) F2FS_FITS_IN_INODE(raw, le16_to_cpu(raw->i_extra_isize), i_projid)) { projid_t i_projid; + kprojid_t kprojid; i_projid = (projid_t)le32_to_cpu(raw->i_projid); - F2FS_I(inode)->i_projid = - make_kprojid(&init_user_ns, i_projid); + kprojid = make_kprojid(&init_user_ns, i_projid); + + if (!projid_eq(kprojid, F2FS_I(inode)->i_projid)) { + err = f2fs_transfer_project_quota(inode, + kprojid); + if (err) + return err; + F2FS_I(inode)->i_projid = kprojid; + } } } |