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Diffstat (limited to 'fs/xfs/libxfs/xfs_format.h')
-rw-r--r--fs/xfs/libxfs/xfs_format.h34
1 files changed, 22 insertions, 12 deletions
diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h
index 2b2f9050fb..61f51becff 100644
--- a/fs/xfs/libxfs/xfs_format.h
+++ b/fs/xfs/libxfs/xfs_format.h
@@ -367,19 +367,23 @@ xfs_sb_has_ro_compat_feature(
return (sbp->sb_features_ro_compat & feature) != 0;
}
-#define XFS_SB_FEAT_INCOMPAT_FTYPE (1 << 0) /* filetype in dirent */
-#define XFS_SB_FEAT_INCOMPAT_SPINODES (1 << 1) /* sparse inode chunks */
-#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) /* large extent counters */
+#define XFS_SB_FEAT_INCOMPAT_FTYPE (1 << 0) /* filetype in dirent */
+#define XFS_SB_FEAT_INCOMPAT_SPINODES (1 << 1) /* sparse inode chunks */
+#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) /* large extent counters */
+#define XFS_SB_FEAT_INCOMPAT_EXCHRANGE (1 << 6) /* exchangerange supported */
+#define XFS_SB_FEAT_INCOMPAT_PARENT (1 << 7) /* parent pointers */
#define XFS_SB_FEAT_INCOMPAT_ALL \
- (XFS_SB_FEAT_INCOMPAT_FTYPE| \
- XFS_SB_FEAT_INCOMPAT_SPINODES| \
- XFS_SB_FEAT_INCOMPAT_META_UUID| \
- XFS_SB_FEAT_INCOMPAT_BIGTIME| \
- XFS_SB_FEAT_INCOMPAT_NEEDSREPAIR| \
- XFS_SB_FEAT_INCOMPAT_NREXT64)
+ (XFS_SB_FEAT_INCOMPAT_FTYPE | \
+ XFS_SB_FEAT_INCOMPAT_SPINODES | \
+ XFS_SB_FEAT_INCOMPAT_META_UUID | \
+ XFS_SB_FEAT_INCOMPAT_BIGTIME | \
+ XFS_SB_FEAT_INCOMPAT_NEEDSREPAIR | \
+ XFS_SB_FEAT_INCOMPAT_NREXT64 | \
+ XFS_SB_FEAT_INCOMPAT_EXCHRANGE | \
+ XFS_SB_FEAT_INCOMPAT_PARENT)
#define XFS_SB_FEAT_INCOMPAT_UNKNOWN ~XFS_SB_FEAT_INCOMPAT_ALL
static inline bool
@@ -898,6 +902,12 @@ static inline uint xfs_dinode_size(int version)
#define XFS_MAXLINK ((1U << 31) - 1U)
/*
+ * Any file that hits the maximum ondisk link count should be pinned to avoid
+ * a use-after-free situation.
+ */
+#define XFS_NLINK_PINNED (~0U)
+
+/*
* Values for di_format
*
* This enum is used in string mapping in xfs_trace.h; please keep the