1 files changed, 36 insertions, 11 deletions

diff --git a/fs/bcachefs/journal_io.h b/fs/bcachefs/journal_io.h
index c035e7c108..4f1e763ab5 100644
--- a/fs/bcachefs/journal_io.h
+++ b/fs/bcachefs/journal_io.h
@@ -2,26 +2,35 @@
 #ifndef _BCACHEFS_JOURNAL_IO_H
 #define _BCACHEFS_JOURNAL_IO_H
 
+#include "darray.h"
+
+struct journal_ptr {
+	bool		csum_good;
+	u8		dev;
+	u32		bucket;
+	u32		bucket_offset;
+	u64		sector;
+};
+
 /*
  * Only used for holding the journal entries we read in btree_journal_read()
  * during cache_registration
  */
 struct journal_replay {
-	struct journal_ptr {
-		bool		csum_good;
-		u8		dev;
-		u32		bucket;
-		u32		bucket_offset;
-		u64		sector;
-	}			ptrs[BCH_REPLICAS_MAX];
-	unsigned		nr_ptrs;
+	DARRAY_PREALLOCATED(struct journal_ptr, 8) ptrs;
 
 	bool			csum_good;
-	bool			ignore;
+	bool			ignore_blacklisted;
+	bool			ignore_not_dirty;
 	/* must be last: */
 	struct jset		j;
 };
 
+static inline bool journal_replay_ignore(struct journal_replay *i)
+{
+	return !i || i->ignore_blacklisted || i->ignore_not_dirty;
+}
+
 static inline struct jset_entry *__jset_entry_type_next(struct jset *jset,
 					struct jset_entry *entry, unsigned type)
 {
@@ -36,12 +45,12 @@ static inline struct jset_entry *__jset_entry_type_next(struct jset *jset,
 }
 
 #define for_each_jset_entry_type(entry, jset, type)			\
-	for (entry = (jset)->start;					\
+	for (struct jset_entry *entry = (jset)->start;			\
 	     (entry = __jset_entry_type_next(jset, entry, type));	\
 	     entry = vstruct_next(entry))
 
 #define jset_entry_for_each_key(_e, _k)					\
-	for (_k = (_e)->start;						\
+	for (struct bkey_i *_k = (_e)->start;				\
 	     _k < vstruct_last(_e);					\
 	     _k = bkey_next(_k))
 
@@ -62,4 +71,20 @@ int bch2_journal_read(struct bch_fs *, u64 *, u64 *, u64 *);
 
 CLOSURE_CALLBACK(bch2_journal_write);
 
+static inline struct jset_entry *jset_entry_init(struct jset_entry **end, size_t size)
+{
+	struct jset_entry *entry = *end;
+	unsigned u64s = DIV_ROUND_UP(size, sizeof(u64));
+
+	memset(entry, 0, u64s * sizeof(u64));
+	/*
+	 * The u64s field counts from the start of data, ignoring the shared
+	 * fields.
+	 */
+	entry->u64s = cpu_to_le16(u64s - 1);
+
+	*end = vstruct_next(*end);
+	return entry;
+}
+
 #endif /* _BCACHEFS_JOURNAL_IO_H */