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authorDavid Sterba <dsterba@suse.com>2022-09-09 18:34:58 +0300
committerDavid Sterba <dsterba@suse.com>2022-12-05 20:00:40 +0300
commitd3b4d0fd5518fd000938c6cbd4817085c210dcbe (patch)
tree9637e8bf21691ac8ea7cbdd005b2d1f9c10a9ad9 /fs/btrfs/extent-io-tree.h
parentfd8d2951f478c095f5e65c5f14f2be4d4724c5ea (diff)
downloadlinux-d3b4d0fd5518fd000938c6cbd4817085c210dcbe.tar.xz
btrfs: convert EXTENT_* bits to enums
Reviewed-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/extent-io-tree.h')
-rw-r--r--fs/btrfs/extent-io-tree.h71
1 files changed, 38 insertions, 33 deletions
diff --git a/fs/btrfs/extent-io-tree.h b/fs/btrfs/extent-io-tree.h
index c71aa29f719d..673637ed2fa9 100644
--- a/fs/btrfs/extent-io-tree.h
+++ b/fs/btrfs/extent-io-tree.h
@@ -3,43 +3,48 @@
#ifndef BTRFS_EXTENT_IO_TREE_H
#define BTRFS_EXTENT_IO_TREE_H
+#include "misc.h"
+
struct extent_changeset;
struct io_failure_record;
/* Bits for the extent state */
-#define EXTENT_DIRTY (1U << 0)
-#define EXTENT_UPTODATE (1U << 1)
-#define EXTENT_LOCKED (1U << 2)
-#define EXTENT_NEW (1U << 3)
-#define EXTENT_DELALLOC (1U << 4)
-#define EXTENT_DEFRAG (1U << 5)
-#define EXTENT_BOUNDARY (1U << 6)
-#define EXTENT_NODATASUM (1U << 7)
-#define EXTENT_CLEAR_META_RESV (1U << 8)
-#define EXTENT_NEED_WAIT (1U << 9)
-#define EXTENT_NORESERVE (1U << 11)
-#define EXTENT_QGROUP_RESERVED (1U << 12)
-#define EXTENT_CLEAR_DATA_RESV (1U << 13)
-/*
- * Must be cleared only during ordered extent completion or on error paths if we
- * did not manage to submit bios and create the ordered extents for the range.
- * Should not be cleared during page release and page invalidation (if there is
- * an ordered extent in flight), that is left for the ordered extent completion.
- */
-#define EXTENT_DELALLOC_NEW (1U << 14)
-/*
- * When an ordered extent successfully completes for a region marked as a new
- * delalloc range, use this flag when clearing a new delalloc range to indicate
- * that the VFS' inode number of bytes should be incremented and the inode's new
- * delalloc bytes decremented, in an atomic way to prevent races with stat(2).
- */
-#define EXTENT_ADD_INODE_BYTES (1U << 15)
-
-/*
- * Set during truncate when we're clearing an entire range and we just want the
- * extent states to go away.
- */
-#define EXTENT_CLEAR_ALL_BITS (1U << 16)
+enum {
+ ENUM_BIT(EXTENT_DIRTY),
+ ENUM_BIT(EXTENT_UPTODATE),
+ ENUM_BIT(EXTENT_LOCKED),
+ ENUM_BIT(EXTENT_NEW),
+ ENUM_BIT(EXTENT_DELALLOC),
+ ENUM_BIT(EXTENT_DEFRAG),
+ ENUM_BIT(EXTENT_BOUNDARY),
+ ENUM_BIT(EXTENT_NODATASUM),
+ ENUM_BIT(EXTENT_CLEAR_META_RESV),
+ ENUM_BIT(EXTENT_NEED_WAIT),
+ ENUM_BIT(EXTENT_NORESERVE),
+ ENUM_BIT(EXTENT_QGROUP_RESERVED),
+ ENUM_BIT(EXTENT_CLEAR_DATA_RESV),
+ /*
+ * Must be cleared only during ordered extent completion or on error
+ * paths if we did not manage to submit bios and create the ordered
+ * extents for the range. Should not be cleared during page release
+ * and page invalidation (if there is an ordered extent in flight),
+ * that is left for the ordered extent completion.
+ */
+ ENUM_BIT(EXTENT_DELALLOC_NEW),
+ /*
+ * When an ordered extent successfully completes for a region marked as
+ * a new delalloc range, use this flag when clearing a new delalloc
+ * range to indicate that the VFS' inode number of bytes should be
+ * incremented and the inode's new delalloc bytes decremented, in an
+ * atomic way to prevent races with stat(2).
+ */
+ ENUM_BIT(EXTENT_ADD_INODE_BYTES),
+ /*
+ * Set during truncate when we're clearing an entire range and we just
+ * want the extent states to go away.
+ */
+ ENUM_BIT(EXTENT_CLEAR_ALL_BITS),
+};
#define EXTENT_DO_ACCOUNTING (EXTENT_CLEAR_META_RESV | \
EXTENT_CLEAR_DATA_RESV)