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-rw-r--r--drivers/md/bcache/bset.c8
-rw-r--r--drivers/md/bcache/bset.h8
-rw-r--r--drivers/md/bcache/extents.c3
3 files changed, 11 insertions, 8 deletions
diff --git a/drivers/md/bcache/bset.c b/drivers/md/bcache/bset.c
index 7f8a7bd21503..f990403c4f1c 100644
--- a/drivers/md/bcache/bset.c
+++ b/drivers/md/bcache/bset.c
@@ -788,12 +788,8 @@ bool bch_bkey_try_merge(struct btree_keys *b, struct bkey *l, struct bkey *r)
* Assumes left and right are in order
* Left and right must be exactly aligned
*/
- if (KEY_U64s(l) != KEY_U64s(r) ||
- KEY_DELETED(l) != KEY_DELETED(r) ||
- KEY_CACHED(l) != KEY_CACHED(r) ||
- KEY_VERSION(l) != KEY_VERSION(r) ||
- KEY_CSUM(l) != KEY_CSUM(r) ||
- bkey_cmp(l, &START_KEY(r)))
+ if (!bch_bkey_equal_header(l, r) ||
+ bkey_cmp(l, &START_KEY(r)))
return false;
return b->ops->key_merge(b, l, r);
diff --git a/drivers/md/bcache/bset.h b/drivers/md/bcache/bset.h
index 487373057c09..003260f4ddf6 100644
--- a/drivers/md/bcache/bset.h
+++ b/drivers/md/bcache/bset.h
@@ -448,6 +448,14 @@ static inline void bch_bkey_to_text(struct btree_keys *b, char *buf,
return b->ops->key_to_text(buf, size, k);
}
+static inline bool bch_bkey_equal_header(const struct bkey *l,
+ const struct bkey *r)
+{
+ return (KEY_DIRTY(l) == KEY_DIRTY(r) &&
+ KEY_PTRS(l) == KEY_PTRS(r) &&
+ KEY_CSUM(l) == KEY_CSUM(l));
+}
+
/* Keylists */
struct keylist {
diff --git a/drivers/md/bcache/extents.c b/drivers/md/bcache/extents.c
index 7d73d8625522..c3ead586dc27 100644
--- a/drivers/md/bcache/extents.c
+++ b/drivers/md/bcache/extents.c
@@ -372,8 +372,7 @@ static bool bch_extent_insert_fixup(struct btree_keys *b,
if (KEY_START(k) > KEY_START(insert) + sectors_found)
goto check_failed;
- if (KEY_PTRS(k) != KEY_PTRS(replace_key) ||
- KEY_DIRTY(k) != KEY_DIRTY(replace_key))
+ if (!bch_bkey_equal_header(k, replace_key))
goto check_failed;
/* skip past gen */