@@ -704,6 +704,8 @@ version_string(
strcat(s, ",BIGTIME");
if (xfs_has_needsrepair(mp))
strcat(s, ",NEEDSREPAIR");
+ if (xfs_has_nrext64(mp))
+ strcat(s, ",NREXT64");
return s;
}
@@ -154,6 +154,7 @@ typedef struct xfs_mount {
#define XFS_FEAT_INOBTCNT (1ULL << 23) /* inobt block counts */
#define XFS_FEAT_BIGTIME (1ULL << 24) /* large timestamps */
#define XFS_FEAT_NEEDSREPAIR (1ULL << 25) /* needs xfs_repair */
+#define XFS_FEAT_NREXT64 (1ULL << 26) /* 64-bit inode extent counters */
#define __XFS_HAS_FEAT(name, NAME) \
static inline bool xfs_has_ ## name (struct xfs_mount *mp) \
@@ -197,6 +198,7 @@ __XFS_HAS_FEAT(realtime, REALTIME)
__XFS_HAS_FEAT(inobtcounts, INOBTCNT)
__XFS_HAS_FEAT(bigtime, BIGTIME)
__XFS_HAS_FEAT(needsrepair, NEEDSREPAIR)
+__XFS_HAS_FEAT(nrext64, NREXT64)
/* Kernel mount features that we don't support */
#define __XFS_UNSUPP_FEAT(name) \
@@ -372,6 +372,7 @@ xfs_sb_has_ro_compat_feature(
#define XFS_SB_FEAT_INCOMPAT_META_UUID (1 << 2) /* metadata UUID */
#define XFS_SB_FEAT_INCOMPAT_BIGTIME (1 << 3) /* large timestamps */
#define XFS_SB_FEAT_INCOMPAT_NEEDSREPAIR (1 << 4) /* needs xfs_repair */
+#define XFS_SB_FEAT_INCOMPAT_NREXT64 (1 << 5) /* 64-bit data fork extent counter */
#define XFS_SB_FEAT_INCOMPAT_ALL \
(XFS_SB_FEAT_INCOMPAT_FTYPE| \
XFS_SB_FEAT_INCOMPAT_SPINODES| \
@@ -122,6 +122,9 @@ xfs_sb_version_to_features(
features |= XFS_FEAT_BIGTIME;
if (sbp->sb_features_incompat & XFS_SB_FEAT_INCOMPAT_NEEDSREPAIR)
features |= XFS_FEAT_NEEDSREPAIR;
+ if (sbp->sb_features_incompat & XFS_SB_FEAT_INCOMPAT_NREXT64)
+ features |= XFS_FEAT_NREXT64;
+
return features;
}
XFS_SB_FEAT_INCOMPAT_NREXT64 incompat feature bit will be set on filesystems which support large per-inode extent counters. This commit defines the new incompat feature bit and the corresponding per-fs feature bit (along with inline functions to work on it). Signed-off-by: Chandan Babu R <chandan.babu@oracle.com> --- db/sb.c | 2 ++ include/xfs_mount.h | 2 ++ libxfs/xfs_format.h | 1 + libxfs/xfs_sb.c | 3 +++ 4 files changed, 8 insertions(+)