Update bcachefs sources to 4837f82ee1 bcachefs: Use cached iterators for alloc btree

[bcachefs-tools-debian] / libbcachefs / alloc_types.h

diff --git a/libbcachefs/alloc_types.h b/libbcachefs/alloc_types.h
index 832568dc9551565bbb8acd4e285bf06c130bb88b..4f14650779947f8c854a5bf16782aaa1d277ee5b 100644 (file)
--- a/libbcachefs/alloc_types.h
+++ b/libbcachefs/alloc_types.h
@@ -46,16 +46,22 @@ enum alloc_reserve {
 
 typedef FIFO(long)     alloc_fifo;
 
-/* Enough for 16 cache devices, 2 tiers and some left over for pipelining */
-#define OPEN_BUCKETS_COUNT     256
+#define OPEN_BUCKETS_COUNT     1024
 
 #define WRITE_POINT_HASH_NR    32
 #define WRITE_POINT_MAX                32
 
+typedef u16                    open_bucket_idx_t;
+
 struct open_bucket {
        spinlock_t              lock;
        atomic_t                pin;
-       u8                      freelist;
+       open_bucket_idx_t       freelist;
+
+       /*
+        * When an open bucket has an ec_stripe attached, this is the index of
+        * the block in the stripe this open_bucket corresponds to:
+        */
        u8                      ec_idx;
        u8                      type;
        unsigned                valid:1;
@@ -68,8 +74,8 @@ struct open_bucket {
 #define OPEN_BUCKET_LIST_MAX   15
 
 struct open_buckets {
-       u8                      nr;
-       u8                      v[OPEN_BUCKET_LIST_MAX];
+       open_bucket_idx_t       nr;
+       open_bucket_idx_t       v[OPEN_BUCKET_LIST_MAX];
 };
 
 struct dev_stripe_state {