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[3/7] btrfs: uapi: introduce BTRFS_DEFRAG_RANGE_MASK for later sanity check

Message ID b542a3d6a77751653b593967f20d4c9420bf7fd4.1645705266.git.wqu@suse.com (mailing list archive)
State New, archived
Headers show
Series Btrfs: defrag: the remaining unmerged part | expand

Commit Message

Qu Wenruo Feb. 24, 2022, 12:28 p.m. UTC 
And since we're here, replace the hardcoded bit flags (1, 2) with
(1UL << 0) and (1UL << 1), respectively.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Filipe Manana <fdmanana@suse.com>
---
 include/uapi/linux/btrfs.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h
index d956b2993970..3d4bfdacf935 100644
--- a/include/uapi/linux/btrfs.h
+++ b/include/uapi/linux/btrfs.h
@@ -576,8 +576,10 @@  struct btrfs_ioctl_clone_range_args {
  * Used by:
  * struct btrfs_ioctl_defrag_range_args.flags
  */
-#define BTRFS_DEFRAG_RANGE_COMPRESS 1
-#define BTRFS_DEFRAG_RANGE_START_IO 2
+#define BTRFS_DEFRAG_RANGE_COMPRESS	(1UL << 0)
+#define BTRFS_DEFRAG_RANGE_START_IO	(1UL << 1)
+#define BTRFS_DEFRAG_RANGE_FLAGS_MASK	(BTRFS_DEFRAG_RANGE_COMPRESS |\
+					 BTRFS_DEFRAG_RANGE_START_IO)
 struct btrfs_ioctl_defrag_range_args {
 	/* start of the defrag operation */
 	__u64 start;