summaryrefslogtreecommitdiffstats
path: root/fs/bcachefs/bbpos.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:39:57 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:39:57 +0000
commitdc50eab76b709d68175a358d6e23a5a3890764d3 (patch)
treec754d0390db060af0213ff994f0ac310e4cfd6e9 /fs/bcachefs/bbpos.h
parentAdding debian version 6.6.15-2. (diff)
downloadlinux-dc50eab76b709d68175a358d6e23a5a3890764d3.tar.xz
linux-dc50eab76b709d68175a358d6e23a5a3890764d3.zip
Merging upstream version 6.7.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'fs/bcachefs/bbpos.h')
-rw-r--r--fs/bcachefs/bbpos.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/fs/bcachefs/bbpos.h b/fs/bcachefs/bbpos.h
new file mode 100644
index 0000000000..be2edced52
--- /dev/null
+++ b/fs/bcachefs/bbpos.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _BCACHEFS_BBPOS_H
+#define _BCACHEFS_BBPOS_H
+
+#include "bbpos_types.h"
+#include "bkey_methods.h"
+#include "btree_cache.h"
+
+static inline int bbpos_cmp(struct bbpos l, struct bbpos r)
+{
+ return cmp_int(l.btree, r.btree) ?: bpos_cmp(l.pos, r.pos);
+}
+
+static inline struct bbpos bbpos_successor(struct bbpos pos)
+{
+ if (bpos_cmp(pos.pos, SPOS_MAX)) {
+ pos.pos = bpos_successor(pos.pos);
+ return pos;
+ }
+
+ if (pos.btree != BTREE_ID_NR) {
+ pos.btree++;
+ pos.pos = POS_MIN;
+ return pos;
+ }
+
+ BUG();
+}
+
+static inline void bch2_bbpos_to_text(struct printbuf *out, struct bbpos pos)
+{
+ prt_str(out, bch2_btree_id_str(pos.btree));
+ prt_char(out, ':');
+ bch2_bpos_to_text(out, pos.pos);
+}
+
+#endif /* _BCACHEFS_BBPOS_H */