On Fri, Aug 05, 2016 at 01:05:15PM +0200, Jan Kara wrote:
> On Thu 28-07-16 01:51:40, Kaho Ng wrote:
> > Use the ext4_{has,set,clear}_feature_* helpers to replace the old
> > feature helpers.
> >
> > Signed-off-by: Kaho Ng <ngkaho1234@xxxxxxxxx>
>
> Thanks. The patch looks good! You can add:
>
> Reviewed-by: Jan Kara <jack@xxxxxxx>
Not sure why the original patch didn't make it to my mailbox, but
the patch looks ok, so
Reviewed-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
--D
>
> Honza
>
> > ---
> > fs/ext4/ext4.h | 20 --------------------
> > fs/ext4/ialloc.c | 2 +-
> > fs/ext4/inode.c | 7 +++----
> > fs/ext4/ioctl.c | 6 ++----
> > 4 files changed, 6 insertions(+), 29 deletions(-)
> >
> > diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
> > index ea31931..81a298c 100644
> > --- a/fs/ext4/ext4.h
> > +++ b/fs/ext4/ext4.h
> > @@ -1636,26 +1636,6 @@ static inline void ext4_clear_state_flags(struct ext4_inode_info *ei)
> > * Feature set definitions
> > */
> >
> > -/* Use the ext4_{has,set,clear}_feature_* helpers; these will be removed */
> > -#define EXT4_HAS_COMPAT_FEATURE(sb,mask) \
> > - ((EXT4_SB(sb)->s_es->s_feature_compat & cpu_to_le32(mask)) != 0)
> > -#define EXT4_HAS_RO_COMPAT_FEATURE(sb,mask) \
> > - ((EXT4_SB(sb)->s_es->s_feature_ro_compat & cpu_to_le32(mask)) != 0)
> > -#define EXT4_HAS_INCOMPAT_FEATURE(sb,mask) \
> > - ((EXT4_SB(sb)->s_es->s_feature_incompat & cpu_to_le32(mask)) != 0)
> > -#define EXT4_SET_COMPAT_FEATURE(sb,mask) \
> > - EXT4_SB(sb)->s_es->s_feature_compat |= cpu_to_le32(mask)
> > -#define EXT4_SET_RO_COMPAT_FEATURE(sb,mask) \
> > - EXT4_SB(sb)->s_es->s_feature_ro_compat |= cpu_to_le32(mask)
> > -#define EXT4_SET_INCOMPAT_FEATURE(sb,mask) \
> > - EXT4_SB(sb)->s_es->s_feature_incompat |= cpu_to_le32(mask)
> > -#define EXT4_CLEAR_COMPAT_FEATURE(sb,mask) \
> > - EXT4_SB(sb)->s_es->s_feature_compat &= ~cpu_to_le32(mask)
> > -#define EXT4_CLEAR_RO_COMPAT_FEATURE(sb,mask) \
> > - EXT4_SB(sb)->s_es->s_feature_ro_compat &= ~cpu_to_le32(mask)
> > -#define EXT4_CLEAR_INCOMPAT_FEATURE(sb,mask) \
> > - EXT4_SB(sb)->s_es->s_feature_incompat &= ~cpu_to_le32(mask)
> > -
> > #define EXT4_FEATURE_COMPAT_DIR_PREALLOC 0x0001
> > #define EXT4_FEATURE_COMPAT_IMAGIC_INODES 0x0002
> > #define EXT4_FEATURE_COMPAT_HAS_JOURNAL 0x0004
> > diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
> > index 9e66cd1..170421e 100644
> > --- a/fs/ext4/ialloc.c
> > +++ b/fs/ext4/ialloc.c
> > @@ -802,7 +802,7 @@ struct inode *__ext4_new_inode(handle_t *handle, struct inode *dir,
> > } else
> > inode_init_owner(inode, dir, mode);
> >
> > - if (EXT4_HAS_RO_COMPAT_FEATURE(sb, EXT4_FEATURE_RO_COMPAT_PROJECT) &&
> > + if (ext4_has_feature_project(sb) &&
> > ext4_test_inode_flag(dir, EXT4_INODE_PROJINHERIT))
> > ei->i_projid = EXT4_I(dir)->i_projid;
> > else
> > diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
> > index 3131747..3265dc8 100644
> > --- a/fs/ext4/inode.c
> > +++ b/fs/ext4/inode.c
> > @@ -4414,7 +4414,7 @@ static inline void ext4_iget_extra_inode(struct inode *inode,
> >
> > int ext4_get_projid(struct inode *inode, kprojid_t *projid)
> > {
> > - if (!EXT4_HAS_RO_COMPAT_FEATURE(inode->i_sb, EXT4_FEATURE_RO_COMPAT_PROJECT))
> > + if (!ext4_has_feature_project(inode->i_sb))
> > return -EOPNOTSUPP;
> > *projid = EXT4_I(inode)->i_projid;
> > return 0;
> > @@ -4481,7 +4481,7 @@ struct inode *ext4_iget(struct super_block *sb, unsigned long ino)
> > inode->i_mode = le16_to_cpu(raw_inode->i_mode);
> > i_uid = (uid_t)le16_to_cpu(raw_inode->i_uid_low);
> > i_gid = (gid_t)le16_to_cpu(raw_inode->i_gid_low);
> > - if (EXT4_HAS_RO_COMPAT_FEATURE(sb, EXT4_FEATURE_RO_COMPAT_PROJECT) &&
> > + if (ext4_has_feature_project(sb) &&
> > EXT4_INODE_SIZE(sb) > EXT4_GOOD_OLD_INODE_SIZE &&
> > EXT4_FITS_IN_INODE(raw_inode, ei, i_projid))
> > i_projid = (projid_t)le32_to_cpu(raw_inode->i_projid);
> > @@ -4885,8 +4885,7 @@ static int ext4_do_update_inode(handle_t *handle,
> > }
> > }
> >
> > - BUG_ON(!EXT4_HAS_RO_COMPAT_FEATURE(inode->i_sb,
> > - EXT4_FEATURE_RO_COMPAT_PROJECT) &&
> > + BUG_ON(!ext4_has_feature_project(inode->i_sb) &&
> > i_projid != EXT4_DEF_PROJID);
> >
> > if (EXT4_INODE_SIZE(inode->i_sb) > EXT4_GOOD_OLD_INODE_SIZE &&
> > diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
> > index 10686fd..ef4430b 100644
> > --- a/fs/ext4/ioctl.c
> > +++ b/fs/ext4/ioctl.c
> > @@ -310,8 +310,7 @@ static int ext4_ioctl_setproject(struct file *filp, __u32 projid)
> > struct ext4_inode *raw_inode;
> > struct dquot *transfer_to[MAXQUOTAS] = { };
> >
> > - if (!EXT4_HAS_RO_COMPAT_FEATURE(sb,
> > - EXT4_FEATURE_RO_COMPAT_PROJECT)) {
> > + if (!ext4_has_feature_project(sb)) {
> > if (projid != EXT4_DEF_PROJID)
> > return -EOPNOTSUPP;
> > else
> > @@ -842,8 +841,7 @@ resizefs_out:
> > ext4_get_inode_flags(ei);
> > fa.fsx_xflags = ext4_iflags_to_xflags(ei->i_flags & EXT4_FL_USER_VISIBLE);
> >
> > - if (EXT4_HAS_RO_COMPAT_FEATURE(inode->i_sb,
> > - EXT4_FEATURE_RO_COMPAT_PROJECT)) {
> > + if (ext4_has_feature_project(inode->i_sb)) {
> > fa.fsx_projid = (__u32)from_kprojid(&init_user_ns,
> > EXT4_I(inode)->i_projid);
> > }
> > --
> > 2.9.0
> >
> > --
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> --
> Jan Kara <jack@xxxxxxxx>
> SUSE Labs, CR
> --
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