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[2/6] btrfs: convert BTRFS_ILOCK-* defines to enum bit

Message ID 03cb65c7992ccdb7a9d068bb8e318df35f99f9d7.1665492943.git.dsterba@suse.com (mailing list archive)
State New, archived
Headers show
Series Enumerated bits in enum | expand

Commit Message

David Sterba Oct. 11, 2022, 12:58 p.m. UTC 
Signed-off-by: David Sterba <dsterba@suse.com>
---
 fs/btrfs/ctree.h | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)
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Patch

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index a8b629a166be..ec924cb7033f 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -34,6 +34,7 @@ 
 #include "async-thread.h"
 #include "block-rsv.h"
 #include "locking.h"
+#include "misc.h"
 
 struct btrfs_trans_handle;
 struct btrfs_transaction;
@@ -3128,9 +3129,11 @@  ssize_t btrfs_dio_rw(struct kiocb *iocb, struct iov_iter *iter, size_t done_befo
 extern const struct dentry_operations btrfs_dentry_operations;
 
 /* Inode locking type flags, by default the exclusive lock is taken */
-#define BTRFS_ILOCK_SHARED	(1U << 0)
-#define BTRFS_ILOCK_TRY 	(1U << 1)
-#define BTRFS_ILOCK_MMAP	(1U << 2)
+enum btrfs_ilock_type {
+	ENUM_BIT(BTRFS_ILOCK_SHARED),
+	ENUM_BIT(BTRFS_ILOCK_TRY),
+	ENUM_BIT(BTRFS_ILOCK_MMAP),
+};
 
 int btrfs_inode_lock(struct inode *inode, unsigned int ilock_flags);
 void btrfs_inode_unlock(struct inode *inode, unsigned int ilock_flags);