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SubjectRe: [PATCH 1/2] f2fs: add missing quota_initialize in f2fs_set_acl
On 10/25, Chao Yu wrote:
> On 2017/10/25 13:44, Jaegeuk Kim wrote:
> > On 10/24, Chao Yu wrote:
> >> On 2017/10/24 6:14, Jaegeuk Kim wrote:
> >>> This patch adds to call quota_intialize in f2fs_set_acl.
> >>>
> >>> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
> >>> ---
> >>> fs/f2fs/acl.c | 4 ++++
> >>> 1 file changed, 4 insertions(+)
> >>>
> >>> diff --git a/fs/f2fs/acl.c b/fs/f2fs/acl.c
> >>> index 436b3a1464d9..f6471f9d707e 100644
> >>> --- a/fs/f2fs/acl.c
> >>> +++ b/fs/f2fs/acl.c
> >>> @@ -209,6 +209,10 @@ static int __f2fs_set_acl(struct inode *inode, int type,
> >>> int error;
> >>> umode_t mode = inode->i_mode;
> >>>
> >>> + error = dquot_initialize(inode);
> >>> + if (error)
> >>> + return error;
> >>
> >> Could you move this to f2fs_setxattr, and also add missing dquot_initialize in
> >> unlink and rename like ext4?
> >
> > I've checked that f2fs_unlink and f2fs_rename are calling dquot_initialize().
>
> ext4_unlink:
>
> retval = dquot_initialize(dir);
> if (retval)
> return retval;
> retval = dquot_initialize(d_inode(dentry));
> if (retval)
> return retval;
>
> f2fs_unlink:
>
> err = dquot_initialize(dir);
> if (err)
> return err;
>
> ext4_rename
>
> retval = dquot_initialize(old.dir);
> if (retval)
> return retval;
> retval = dquot_initialize(new.dir);
> if (retval)
> return retval;
>
> /* Initialize quotas before so that eventual writes go
> * in separate transaction */
> if (new.inode) {
> retval = dquot_initialize(new.inode);
> if (retval)
> return retval;
> }
>
> f2fs_rename
>
> err = dquot_initialize(old_dir);
> if (err)
> goto out;
>
> err = dquot_initialize(new_dir);
> if (err)
> goto out;
>
> ext4 call one more dquot_initialize than f2fs, I didn't look into this in
> detail, but it's better to check that. :)

Ah, okay. :)

This patch adds to call quota_intialize in f2fs_set_acl, f2fs_unlink,
and f2fs_rename.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
fs/f2fs/namei.c | 9 +++++++++
fs/f2fs/xattr.c | 4 ++++
2 files changed, 13 insertions(+)

diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 944f7a6940b6..35d982a475b1 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -436,6 +436,9 @@ static int f2fs_unlink(struct inode *dir, struct dentry *dentry)
return -EIO;

err = dquot_initialize(dir);
+ if (err)
+ return err;
+ err = dquot_initialize(inode);
if (err)
return err;

@@ -815,6 +818,12 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry,
if (err)
goto out;

+ if (new_inode) {
+ err = dquot_initialize(new_inode);
+ if (err)
+ goto out;
+ }
+
old_entry = f2fs_find_entry(old_dir, &old_dentry->d_name, &old_page);
if (!old_entry) {
if (IS_ERR(old_page))
diff --git a/fs/f2fs/xattr.c b/fs/f2fs/xattr.c
index 147b481c6902..8801db019892 100644
--- a/fs/f2fs/xattr.c
+++ b/fs/f2fs/xattr.c
@@ -686,6 +686,10 @@ int f2fs_setxattr(struct inode *inode, int index, const char *name,
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
int err;

+ err = dquot_initialize(inode);
+ if (err)
+ return err;
+
/* this case is only from init_inode_metadata */
if (ipage)
return __f2fs_setxattr(inode, index, name, value,
--
2.14.0.rc1.383.gd1ce394fe2-goog
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