Message ID | 1508367333-3237-18-git-send-email-allison.henderson@oracle.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
On Thu, Oct 19, 2017 at 1:55 AM, Allison Henderson <allison.henderson@oracle.com> wrote: > [dchinner: forward ported and cleaned up] > [achender: rebased and added parent pointer attribute to > compatible attributes mask] > > Signed-off-by: Mark Tinguely <tinguely@sgi.com> > Signed-off-by: Dave Chinner <dchinner@redhat.com> > Signed-off-by: Allison Henderson <allison.henderson@oracle.com> > --- > v2: remove unrelated type clean up in xfs_format.h I'm curious how XFS_SB_VERSION2_PARENTBIT fits into the picture? old relic? > > Signed-off-by: Allison Henderson <allison.henderson@oracle.com> > --- > fs/xfs/libxfs/xfs_format.h | 7 +++++-- > fs/xfs/libxfs/xfs_fs.h | 1 + > fs/xfs/xfs_fsops.c | 4 +++- > 3 files changed, 9 insertions(+), 3 deletions(-) > > diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h > index 121862a..f3e3132 100644 > --- a/fs/xfs/libxfs/xfs_format.h > +++ b/fs/xfs/libxfs/xfs_format.h > @@ -459,10 +459,12 @@ xfs_sb_has_compat_feature( > #define XFS_SB_FEAT_RO_COMPAT_FINOBT (1 << 0) /* free inode btree */ > #define XFS_SB_FEAT_RO_COMPAT_RMAPBT (1 << 1) /* reverse map btree */ > #define XFS_SB_FEAT_RO_COMPAT_REFLINK (1 << 2) /* reflinked files */ > +#define XFS_SB_FEAT_RO_COMPAT_PARENT (1 << 3) /* parent inode ptr */ > #define XFS_SB_FEAT_RO_COMPAT_ALL \ > (XFS_SB_FEAT_RO_COMPAT_FINOBT | \ > XFS_SB_FEAT_RO_COMPAT_RMAPBT | \ > - XFS_SB_FEAT_RO_COMPAT_REFLINK) > + XFS_SB_FEAT_RO_COMPAT_REFLINK| \ > + XFS_SB_FEAT_RO_COMPAT_PARENT) > #define XFS_SB_FEAT_RO_COMPAT_UNKNOWN ~XFS_SB_FEAT_RO_COMPAT_ALL > static inline bool > xfs_sb_has_ro_compat_feature( > @@ -558,7 +560,8 @@ static inline bool xfs_sb_version_hasreflink(struct xfs_sb *sbp) > > static inline bool xfs_sb_version_hasparent(struct xfs_sb *sbp) > { > - return false; /* We'll enable this at the end of the set */ > + return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 && > + (sbp->sb_features_ro_compat & XFS_SB_FEAT_RO_COMPAT_PARENT)); > } > > /* > diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h > index 8c61f21..b8108f8 100644 > --- a/fs/xfs/libxfs/xfs_fs.h > +++ b/fs/xfs/libxfs/xfs_fs.h > @@ -222,6 +222,7 @@ typedef struct xfs_fsop_resblks { > #define XFS_FSOP_GEOM_FLAGS_SPINODES 0x40000 /* sparse inode chunks */ > #define XFS_FSOP_GEOM_FLAGS_RMAPBT 0x80000 /* reverse mapping btree */ > #define XFS_FSOP_GEOM_FLAGS_REFLINK 0x100000 /* files can share blocks */ > +#define XFS_FSOP_GEOM_FLAGS_PARENT 0x200000 /* parent pointers */ > > /* > * Minimum and maximum sizes need for growth checks. > diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c > index 8f22fc5..9a0ce52 100644 > --- a/fs/xfs/xfs_fsops.c > +++ b/fs/xfs/xfs_fsops.c > @@ -111,7 +111,9 @@ xfs_fs_geometry( > (xfs_sb_version_hasrmapbt(&mp->m_sb) ? > XFS_FSOP_GEOM_FLAGS_RMAPBT : 0) | > (xfs_sb_version_hasreflink(&mp->m_sb) ? > - XFS_FSOP_GEOM_FLAGS_REFLINK : 0); > + XFS_FSOP_GEOM_FLAGS_REFLINK : 0) | > + (xfs_sb_version_hasparent(&mp->m_sb) ? > + XFS_FSOP_GEOM_FLAGS_PARENT : 0); > geo->logsectsize = xfs_sb_version_hassector(&mp->m_sb) ? > mp->m_sb.sb_logsectsize : BBSIZE; > geo->rtsectsize = mp->m_sb.sb_blocksize; > -- > 2.7.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-xfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Wed, Oct 18, 2017 at 03:55:33PM -0700, Allison Henderson wrote: > [dchinner: forward ported and cleaned up] > [achender: rebased and added parent pointer attribute to > compatible attributes mask] > > Signed-off-by: Mark Tinguely <tinguely@sgi.com> > Signed-off-by: Dave Chinner <dchinner@redhat.com> > Signed-off-by: Allison Henderson <allison.henderson@oracle.com> > --- > v2: remove unrelated type clean up in xfs_format.h > > Signed-off-by: Allison Henderson <allison.henderson@oracle.com> > --- > fs/xfs/libxfs/xfs_format.h | 7 +++++-- > fs/xfs/libxfs/xfs_fs.h | 1 + > fs/xfs/xfs_fsops.c | 4 +++- > 3 files changed, 9 insertions(+), 3 deletions(-) > > diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h > index 121862a..f3e3132 100644 > --- a/fs/xfs/libxfs/xfs_format.h > +++ b/fs/xfs/libxfs/xfs_format.h > @@ -459,10 +459,12 @@ xfs_sb_has_compat_feature( > #define XFS_SB_FEAT_RO_COMPAT_FINOBT (1 << 0) /* free inode btree */ > #define XFS_SB_FEAT_RO_COMPAT_RMAPBT (1 << 1) /* reverse map btree */ > #define XFS_SB_FEAT_RO_COMPAT_REFLINK (1 << 2) /* reflinked files */ > +#define XFS_SB_FEAT_RO_COMPAT_PARENT (1 << 3) /* parent inode ptr */ > #define XFS_SB_FEAT_RO_COMPAT_ALL \ > (XFS_SB_FEAT_RO_COMPAT_FINOBT | \ > XFS_SB_FEAT_RO_COMPAT_RMAPBT | \ > - XFS_SB_FEAT_RO_COMPAT_REFLINK) > + XFS_SB_FEAT_RO_COMPAT_REFLINK| \ > + XFS_SB_FEAT_RO_COMPAT_PARENT) > #define XFS_SB_FEAT_RO_COMPAT_UNKNOWN ~XFS_SB_FEAT_RO_COMPAT_ALL > static inline bool > xfs_sb_has_ro_compat_feature( > @@ -558,7 +560,8 @@ static inline bool xfs_sb_version_hasreflink(struct xfs_sb *sbp) > > static inline bool xfs_sb_version_hasparent(struct xfs_sb *sbp) > { > - return false; /* We'll enable this at the end of the set */ > + return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 && > + (sbp->sb_features_ro_compat & XFS_SB_FEAT_RO_COMPAT_PARENT)); > } > > /* > diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h > index 8c61f21..b8108f8 100644 > --- a/fs/xfs/libxfs/xfs_fs.h > +++ b/fs/xfs/libxfs/xfs_fs.h > @@ -222,6 +222,7 @@ typedef struct xfs_fsop_resblks { > #define XFS_FSOP_GEOM_FLAGS_SPINODES 0x40000 /* sparse inode chunks */ > #define XFS_FSOP_GEOM_FLAGS_RMAPBT 0x80000 /* reverse mapping btree */ > #define XFS_FSOP_GEOM_FLAGS_REFLINK 0x100000 /* files can share blocks */ > +#define XFS_FSOP_GEOM_FLAGS_PARENT 0x200000 /* parent pointers */ > > /* > * Minimum and maximum sizes need for growth checks. > diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c > index 8f22fc5..9a0ce52 100644 > --- a/fs/xfs/xfs_fsops.c > +++ b/fs/xfs/xfs_fsops.c > @@ -111,7 +111,9 @@ xfs_fs_geometry( > (xfs_sb_version_hasrmapbt(&mp->m_sb) ? > XFS_FSOP_GEOM_FLAGS_RMAPBT : 0) | > (xfs_sb_version_hasreflink(&mp->m_sb) ? > - XFS_FSOP_GEOM_FLAGS_REFLINK : 0); > + XFS_FSOP_GEOM_FLAGS_REFLINK : 0) | > + (xfs_sb_version_hasparent(&mp->m_sb) ? > + XFS_FSOP_GEOM_FLAGS_PARENT : 0); > geo->logsectsize = xfs_sb_version_hassector(&mp->m_sb) ? > mp->m_sb.sb_logsectsize : BBSIZE; > geo->rtsectsize = mp->m_sb.sb_blocksize; xfs_fs_fill_super ought to have a warning about parent pointers being experimental. --D > -- > 2.7.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-xfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Thu, Oct 19, 2017 at 06:57:04AM +0300, Amir Goldstein wrote: > On Thu, Oct 19, 2017 at 1:55 AM, Allison Henderson > <allison.henderson@oracle.com> wrote: > > [dchinner: forward ported and cleaned up] > > [achender: rebased and added parent pointer attribute to > > compatible attributes mask] > > > > Signed-off-by: Mark Tinguely <tinguely@sgi.com> > > Signed-off-by: Dave Chinner <dchinner@redhat.com> > > Signed-off-by: Allison Henderson <allison.henderson@oracle.com> > > --- > > v2: remove unrelated type clean up in xfs_format.h > > I'm curious how XFS_SB_VERSION2_PARENTBIT fits into the picture? > old relic? A feature bit most probably used by the SGI XFS parent pointer implementation. We don't want to reuse that bit and thereby crash into their code. --D > > > > Signed-off-by: Allison Henderson <allison.henderson@oracle.com> > > --- > > fs/xfs/libxfs/xfs_format.h | 7 +++++-- > > fs/xfs/libxfs/xfs_fs.h | 1 + > > fs/xfs/xfs_fsops.c | 4 +++- > > 3 files changed, 9 insertions(+), 3 deletions(-) > > > > diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h > > index 121862a..f3e3132 100644 > > --- a/fs/xfs/libxfs/xfs_format.h > > +++ b/fs/xfs/libxfs/xfs_format.h > > @@ -459,10 +459,12 @@ xfs_sb_has_compat_feature( > > #define XFS_SB_FEAT_RO_COMPAT_FINOBT (1 << 0) /* free inode btree */ > > #define XFS_SB_FEAT_RO_COMPAT_RMAPBT (1 << 1) /* reverse map btree */ > > #define XFS_SB_FEAT_RO_COMPAT_REFLINK (1 << 2) /* reflinked files */ > > +#define XFS_SB_FEAT_RO_COMPAT_PARENT (1 << 3) /* parent inode ptr */ > > #define XFS_SB_FEAT_RO_COMPAT_ALL \ > > (XFS_SB_FEAT_RO_COMPAT_FINOBT | \ > > XFS_SB_FEAT_RO_COMPAT_RMAPBT | \ > > - XFS_SB_FEAT_RO_COMPAT_REFLINK) > > + XFS_SB_FEAT_RO_COMPAT_REFLINK| \ > > + XFS_SB_FEAT_RO_COMPAT_PARENT) > > #define XFS_SB_FEAT_RO_COMPAT_UNKNOWN ~XFS_SB_FEAT_RO_COMPAT_ALL > > static inline bool > > xfs_sb_has_ro_compat_feature( > > @@ -558,7 +560,8 @@ static inline bool xfs_sb_version_hasreflink(struct xfs_sb *sbp) > > > > static inline bool xfs_sb_version_hasparent(struct xfs_sb *sbp) > > { > > - return false; /* We'll enable this at the end of the set */ > > + return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 && > > + (sbp->sb_features_ro_compat & XFS_SB_FEAT_RO_COMPAT_PARENT)); > > } > > > > /* > > diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h > > index 8c61f21..b8108f8 100644 > > --- a/fs/xfs/libxfs/xfs_fs.h > > +++ b/fs/xfs/libxfs/xfs_fs.h > > @@ -222,6 +222,7 @@ typedef struct xfs_fsop_resblks { > > #define XFS_FSOP_GEOM_FLAGS_SPINODES 0x40000 /* sparse inode chunks */ > > #define XFS_FSOP_GEOM_FLAGS_RMAPBT 0x80000 /* reverse mapping btree */ > > #define XFS_FSOP_GEOM_FLAGS_REFLINK 0x100000 /* files can share blocks */ > > +#define XFS_FSOP_GEOM_FLAGS_PARENT 0x200000 /* parent pointers */ > > > > /* > > * Minimum and maximum sizes need for growth checks. > > diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c > > index 8f22fc5..9a0ce52 100644 > > --- a/fs/xfs/xfs_fsops.c > > +++ b/fs/xfs/xfs_fsops.c > > @@ -111,7 +111,9 @@ xfs_fs_geometry( > > (xfs_sb_version_hasrmapbt(&mp->m_sb) ? > > XFS_FSOP_GEOM_FLAGS_RMAPBT : 0) | > > (xfs_sb_version_hasreflink(&mp->m_sb) ? > > - XFS_FSOP_GEOM_FLAGS_REFLINK : 0); > > + XFS_FSOP_GEOM_FLAGS_REFLINK : 0) | > > + (xfs_sb_version_hasparent(&mp->m_sb) ? > > + XFS_FSOP_GEOM_FLAGS_PARENT : 0); > > geo->logsectsize = xfs_sb_version_hassector(&mp->m_sb) ? > > mp->m_sb.sb_logsectsize : BBSIZE; > > geo->rtsectsize = mp->m_sb.sb_blocksize; > > -- > > 2.7.4 > > > > -- > > To unsubscribe from this list: send the line "unsubscribe linux-xfs" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- > To unsubscribe from this list: send the line "unsubscribe linux-xfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Thu, Oct 19, 2017 at 11:06 PM, Darrick J. Wong <darrick.wong@oracle.com> wrote: > On Thu, Oct 19, 2017 at 06:57:04AM +0300, Amir Goldstein wrote: >> On Thu, Oct 19, 2017 at 1:55 AM, Allison Henderson >> <allison.henderson@oracle.com> wrote: >> > [dchinner: forward ported and cleaned up] >> > [achender: rebased and added parent pointer attribute to >> > compatible attributes mask] >> > >> > Signed-off-by: Mark Tinguely <tinguely@sgi.com> >> > Signed-off-by: Dave Chinner <dchinner@redhat.com> >> > Signed-off-by: Allison Henderson <allison.henderson@oracle.com> >> > --- >> > v2: remove unrelated type clean up in xfs_format.h >> >> I'm curious how XFS_SB_VERSION2_PARENTBIT fits into the picture? >> old relic? > > A feature bit most probably used by the SGI XFS parent pointer > implementation. We don't want to reuse that bit and thereby crash into > their code. > Ah, I was not aware that parallel universe exists. Perhaps worth a comment near definition of XFS_SB_VERSION2_PARENTBIT so it won't be confused with Linux parent pointers. Amir. -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 10/19/2017 12:45 PM, Darrick J. Wong wrote: > On Wed, Oct 18, 2017 at 03:55:33PM -0700, Allison Henderson wrote: >> [dchinner: forward ported and cleaned up] >> [achender: rebased and added parent pointer attribute to >> compatible attributes mask] >> >> Signed-off-by: Mark Tinguely<tinguely@sgi.com> >> Signed-off-by: Dave Chinner<dchinner@redhat.com> >> Signed-off-by: Allison Henderson<allison.henderson@oracle.com> >> --- >> v2: remove unrelated type clean up in xfs_format.h >> >> Signed-off-by: Allison Henderson<allison.henderson@oracle.com> >> --- >> fs/xfs/libxfs/xfs_format.h | 7 +++++-- >> fs/xfs/libxfs/xfs_fs.h | 1 + >> fs/xfs/xfs_fsops.c | 4 +++- >> 3 files changed, 9 insertions(+), 3 deletions(-) >> >> diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h >> index 121862a..f3e3132 100644 >> --- a/fs/xfs/libxfs/xfs_format.h >> +++ b/fs/xfs/libxfs/xfs_format.h >> @@ -459,10 +459,12 @@ xfs_sb_has_compat_feature( >> #define XFS_SB_FEAT_RO_COMPAT_FINOBT (1 << 0) /* free inode btree */ >> #define XFS_SB_FEAT_RO_COMPAT_RMAPBT (1 << 1) /* reverse map btree */ >> #define XFS_SB_FEAT_RO_COMPAT_REFLINK (1 << 2) /* reflinked files */ >> +#define XFS_SB_FEAT_RO_COMPAT_PARENT (1 << 3) /* parent inode ptr */ >> #define XFS_SB_FEAT_RO_COMPAT_ALL \ >> (XFS_SB_FEAT_RO_COMPAT_FINOBT | \ >> XFS_SB_FEAT_RO_COMPAT_RMAPBT | \ >> - XFS_SB_FEAT_RO_COMPAT_REFLINK) >> + XFS_SB_FEAT_RO_COMPAT_REFLINK| \ >> + XFS_SB_FEAT_RO_COMPAT_PARENT) >> #define XFS_SB_FEAT_RO_COMPAT_UNKNOWN ~XFS_SB_FEAT_RO_COMPAT_ALL >> static inline bool >> xfs_sb_has_ro_compat_feature( >> @@ -558,7 +560,8 @@ static inline bool xfs_sb_version_hasreflink(struct xfs_sb *sbp) >> >> static inline bool xfs_sb_version_hasparent(struct xfs_sb *sbp) >> { >> - return false; /* We'll enable this at the end of the set */ >> + return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 && >> + (sbp->sb_features_ro_compat & XFS_SB_FEAT_RO_COMPAT_PARENT)); >> } >> >> /* >> diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h >> index 8c61f21..b8108f8 100644 >> --- a/fs/xfs/libxfs/xfs_fs.h >> +++ b/fs/xfs/libxfs/xfs_fs.h >> @@ -222,6 +222,7 @@ typedef struct xfs_fsop_resblks { >> #define XFS_FSOP_GEOM_FLAGS_SPINODES 0x40000 /* sparse inode chunks */ >> #define XFS_FSOP_GEOM_FLAGS_RMAPBT 0x80000 /* reverse mapping btree */ >> #define XFS_FSOP_GEOM_FLAGS_REFLINK 0x100000 /* files can share blocks */ >> +#define XFS_FSOP_GEOM_FLAGS_PARENT 0x200000 /* parent pointers */ >> >> /* >> * Minimum and maximum sizes need for growth checks. >> diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c >> index 8f22fc5..9a0ce52 100644 >> --- a/fs/xfs/xfs_fsops.c >> +++ b/fs/xfs/xfs_fsops.c >> @@ -111,7 +111,9 @@ xfs_fs_geometry( >> (xfs_sb_version_hasrmapbt(&mp->m_sb) ? >> XFS_FSOP_GEOM_FLAGS_RMAPBT : 0) | >> (xfs_sb_version_hasreflink(&mp->m_sb) ? >> - XFS_FSOP_GEOM_FLAGS_REFLINK : 0); >> + XFS_FSOP_GEOM_FLAGS_REFLINK : 0) | >> + (xfs_sb_version_hasparent(&mp->m_sb) ? >> + XFS_FSOP_GEOM_FLAGS_PARENT : 0); >> geo->logsectsize = xfs_sb_version_hassector(&mp->m_sb) ? >> mp->m_sb.sb_logsectsize : BBSIZE; >> geo->rtsectsize = mp->m_sb.sb_blocksize; > xfs_fs_fill_super ought to have a warning about parent pointers being > experimental. > > --D Sure, I will add a warning blurb in there >> -- >> 2.7.4 >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-xfs" in >> the body of a message tomajordomo@vger.kernel.org >> More majordomo info athttp://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h index 121862a..f3e3132 100644 --- a/fs/xfs/libxfs/xfs_format.h +++ b/fs/xfs/libxfs/xfs_format.h @@ -459,10 +459,12 @@ xfs_sb_has_compat_feature( #define XFS_SB_FEAT_RO_COMPAT_FINOBT (1 << 0) /* free inode btree */ #define XFS_SB_FEAT_RO_COMPAT_RMAPBT (1 << 1) /* reverse map btree */ #define XFS_SB_FEAT_RO_COMPAT_REFLINK (1 << 2) /* reflinked files */ +#define XFS_SB_FEAT_RO_COMPAT_PARENT (1 << 3) /* parent inode ptr */ #define XFS_SB_FEAT_RO_COMPAT_ALL \ (XFS_SB_FEAT_RO_COMPAT_FINOBT | \ XFS_SB_FEAT_RO_COMPAT_RMAPBT | \ - XFS_SB_FEAT_RO_COMPAT_REFLINK) + XFS_SB_FEAT_RO_COMPAT_REFLINK| \ + XFS_SB_FEAT_RO_COMPAT_PARENT) #define XFS_SB_FEAT_RO_COMPAT_UNKNOWN ~XFS_SB_FEAT_RO_COMPAT_ALL static inline bool xfs_sb_has_ro_compat_feature( @@ -558,7 +560,8 @@ static inline bool xfs_sb_version_hasreflink(struct xfs_sb *sbp) static inline bool xfs_sb_version_hasparent(struct xfs_sb *sbp) { - return false; /* We'll enable this at the end of the set */ + return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 && + (sbp->sb_features_ro_compat & XFS_SB_FEAT_RO_COMPAT_PARENT)); } /* diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h index 8c61f21..b8108f8 100644 --- a/fs/xfs/libxfs/xfs_fs.h +++ b/fs/xfs/libxfs/xfs_fs.h @@ -222,6 +222,7 @@ typedef struct xfs_fsop_resblks { #define XFS_FSOP_GEOM_FLAGS_SPINODES 0x40000 /* sparse inode chunks */ #define XFS_FSOP_GEOM_FLAGS_RMAPBT 0x80000 /* reverse mapping btree */ #define XFS_FSOP_GEOM_FLAGS_REFLINK 0x100000 /* files can share blocks */ +#define XFS_FSOP_GEOM_FLAGS_PARENT 0x200000 /* parent pointers */ /* * Minimum and maximum sizes need for growth checks. diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c index 8f22fc5..9a0ce52 100644 --- a/fs/xfs/xfs_fsops.c +++ b/fs/xfs/xfs_fsops.c @@ -111,7 +111,9 @@ xfs_fs_geometry( (xfs_sb_version_hasrmapbt(&mp->m_sb) ? XFS_FSOP_GEOM_FLAGS_RMAPBT : 0) | (xfs_sb_version_hasreflink(&mp->m_sb) ? - XFS_FSOP_GEOM_FLAGS_REFLINK : 0); + XFS_FSOP_GEOM_FLAGS_REFLINK : 0) | + (xfs_sb_version_hasparent(&mp->m_sb) ? + XFS_FSOP_GEOM_FLAGS_PARENT : 0); geo->logsectsize = xfs_sb_version_hassector(&mp->m_sb) ? mp->m_sb.sb_logsectsize : BBSIZE; geo->rtsectsize = mp->m_sb.sb_blocksize;