diff options
author | Kent Overstreet <kent.overstreet@linux.dev> | 2024-01-16 17:00:02 -0500 |
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committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-01-16 17:17:23 -0500 |
commit | b5fd066153c40a70a29caa1ea7987723ab687763 (patch) | |
tree | 6d43a8b0a90d549a54c65565ac96c92b3e84b594 /libbcachefs/bbpos.h | |
parent | 06ff8b55b70fda44d91b31b5511fafd1680a8934 (diff) |
Move c_src dirs back to toplevel
We just wanted c sourcefiles out of the top level, not c source
directories.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'libbcachefs/bbpos.h')
-rw-r--r-- | libbcachefs/bbpos.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/libbcachefs/bbpos.h b/libbcachefs/bbpos.h new file mode 100644 index 00000000..be2edced --- /dev/null +++ b/libbcachefs/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 */ |