bcachefs: bch_fs_usage_base

Split out base filesystem usage into its own type; prep work for
breaking up bch2_trans_fs_usage_apply().

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

1 files changed, 28 insertions, 28 deletions

diff --git a/fs/bcachefs/buckets.c b/fs/bcachefs/buckets.c
index 5dc19363bb9f..f8b9be9a8457 100644
--- a/fs/bcachefs/buckets.c
+++ b/fs/bcachefs/buckets.c
@@ -25,7 +25,7 @@
 
 #include <linux/preempt.h>
 
-static inline void fs_usage_data_type_to_base(struct bch_fs_usage *fs_usage,
+static inline void fs_usage_data_type_to_base(struct bch_fs_usage_base *fs_usage,
 					      enum bch_data_type data_type,
 					      s64 sectors)
 {
@@ -54,20 +54,20 @@ void bch2_fs_usage_initialize(struct bch_fs *c)
 		bch2_fs_usage_acc_to_base(c, i);
 
 	for (unsigned i = 0; i < BCH_REPLICAS_MAX; i++)
-		usage->reserved += usage->persistent_reserved[i];
+		usage->b.reserved += usage->persistent_reserved[i];
 
 	for (unsigned i = 0; i < c->replicas.nr; i++) {
 		struct bch_replicas_entry_v1 *e =
 			cpu_replicas_entry(&c->replicas, i);
 
-		fs_usage_data_type_to_base(usage, e->data_type, usage->replicas[i]);
+		fs_usage_data_type_to_base(&usage->b, e->data_type, usage->replicas[i]);
 	}
 
 	for_each_member_device(c, ca) {
 		struct bch_dev_usage dev = bch2_dev_usage_read(ca);
 
-		usage->hidden += (dev.d[BCH_DATA_sb].buckets +
-				  dev.d[BCH_DATA_journal].buckets) *
+		usage->b.hidden += (dev.d[BCH_DATA_sb].buckets +
+				    dev.d[BCH_DATA_journal].buckets) *
 			ca->mi.bucket_size;
 	}
 
@@ -188,15 +188,15 @@ void bch2_fs_usage_to_text(struct printbuf *out,
 	prt_printf(out, "capacity:\t\t\t%llu\n", c->capacity);
 
 	prt_printf(out, "hidden:\t\t\t\t%llu\n",
-	       fs_usage->u.hidden);
+	       fs_usage->u.b.hidden);
 	prt_printf(out, "data:\t\t\t\t%llu\n",
-	       fs_usage->u.data);
+	       fs_usage->u.b.data);
 	prt_printf(out, "cached:\t\t\t\t%llu\n",
-	       fs_usage->u.cached);
+	       fs_usage->u.b.cached);
 	prt_printf(out, "reserved:\t\t\t%llu\n",
-	       fs_usage->u.reserved);
+	       fs_usage->u.b.reserved);
 	prt_printf(out, "nr_inodes:\t\t\t%llu\n",
-	       fs_usage->u.nr_inodes);
+	       fs_usage->u.b.nr_inodes);
 	prt_printf(out, "online reserved:\t\t%llu\n",
 	       fs_usage->online_reserved);
 
@@ -225,10 +225,10 @@ static u64 reserve_factor(u64 r)
 
 u64 bch2_fs_sectors_used(struct bch_fs *c, struct bch_fs_usage_online *fs_usage)
 {
-	return min(fs_usage->u.hidden +
-		   fs_usage->u.btree +
-		   fs_usage->u.data +
-		   reserve_factor(fs_usage->u.reserved +
+	return min(fs_usage->u.b.hidden +
+		   fs_usage->u.b.btree +
+		   fs_usage->u.b.data +
+		   reserve_factor(fs_usage->u.b.reserved +
 				  fs_usage->online_reserved),
 		   c->capacity);
 }
@@ -240,17 +240,17 @@ __bch2_fs_usage_read_short(struct bch_fs *c)
 	u64 data, reserved;
 
 	ret.capacity = c->capacity -
-		bch2_fs_usage_read_one(c, &c->usage_base->hidden);
+		bch2_fs_usage_read_one(c, &c->usage_base->b.hidden);
 
-	data		= bch2_fs_usage_read_one(c, &c->usage_base->data) +
-		bch2_fs_usage_read_one(c, &c->usage_base->btree);
-	reserved	= bch2_fs_usage_read_one(c, &c->usage_base->reserved) +
+	data		= bch2_fs_usage_read_one(c, &c->usage_base->b.data) +
+		bch2_fs_usage_read_one(c, &c->usage_base->b.btree);
+	reserved	= bch2_fs_usage_read_one(c, &c->usage_base->b.reserved) +
 		percpu_u64_get(c->online_reserved);
 
 	ret.used	= min(ret.capacity, data + reserve_factor(reserved));
 	ret.free	= ret.capacity - ret.used;
 
-	ret.nr_inodes	= bch2_fs_usage_read_one(c, &c->usage_base->nr_inodes);
+	ret.nr_inodes	= bch2_fs_usage_read_one(c, &c->usage_base->b.nr_inodes);
 
 	return ret;
 }
@@ -308,9 +308,9 @@ void bch2_dev_usage_update(struct bch_fs *c, struct bch_dev *ca,
 	fs_usage = fs_usage_ptr(c, journal_seq, gc);
 
 	if (data_type_is_hidden(old->data_type))
-		fs_usage->hidden -= ca->mi.bucket_size;
+		fs_usage->b.hidden -= ca->mi.bucket_size;
 	if (data_type_is_hidden(new->data_type))
-		fs_usage->hidden += ca->mi.bucket_size;
+		fs_usage->b.hidden += ca->mi.bucket_size;
 
 	u = dev_usage_ptr(ca, journal_seq, gc);
 
@@ -359,7 +359,7 @@ static inline int __update_replicas(struct bch_fs *c,
 	if (idx < 0)
 		return -1;
 
-	fs_usage_data_type_to_base(fs_usage, r->data_type, sectors);
+	fs_usage_data_type_to_base(&fs_usage->b, r->data_type, sectors);
 	fs_usage->replicas[idx]		+= sectors;
 	return 0;
 }
@@ -394,7 +394,7 @@ int bch2_update_replicas(struct bch_fs *c, struct bkey_s_c k,
 
 	preempt_disable();
 	fs_usage = fs_usage_ptr(c, journal_seq, gc);
-	fs_usage_data_type_to_base(fs_usage, r->data_type, sectors);
+	fs_usage_data_type_to_base(&fs_usage->b, r->data_type, sectors);
 	fs_usage->replicas[idx]		+= sectors;
 	preempt_enable();
 err:
@@ -677,11 +677,11 @@ void bch2_trans_fs_usage_revert(struct btree_trans *trans,
 		BUG_ON(__update_replicas(c, dst, &d->r, -d->delta));
 	}
 
-	dst->nr_inodes -= deltas->nr_inodes;
+	dst->b.nr_inodes -= deltas->nr_inodes;
 
 	for (i = 0; i < BCH_REPLICAS_MAX; i++) {
 		added				-= deltas->persistent_reserved[i];
-		dst->reserved			-= deltas->persistent_reserved[i];
+		dst->b.reserved			-= deltas->persistent_reserved[i];
 		dst->persistent_reserved[i]	-= deltas->persistent_reserved[i];
 	}
 
@@ -723,11 +723,11 @@ int bch2_trans_fs_usage_apply(struct btree_trans *trans,
 			goto need_mark;
 	}
 
-	dst->nr_inodes += deltas->nr_inodes;
+	dst->b.nr_inodes += deltas->nr_inodes;
 
 	for (i = 0; i < BCH_REPLICAS_MAX; i++) {
 		added				+= deltas->persistent_reserved[i];
-		dst->reserved			+= deltas->persistent_reserved[i];
+		dst->b.reserved			+= deltas->persistent_reserved[i];
 		dst->persistent_reserved[i]	+= deltas->persistent_reserved[i];
 	}
 
@@ -1084,7 +1084,7 @@ static int __trigger_reservation(struct btree_trans *trans,
 		struct bch_fs_usage *fs_usage = this_cpu_ptr(c->usage_gc);
 
 		replicas = min(replicas, ARRAY_SIZE(fs_usage->persistent_reserved));
-		fs_usage->reserved				+= sectors;
+		fs_usage->b.reserved				+= sectors;
 		fs_usage->persistent_reserved[replicas - 1]	+= sectors;
 
 		preempt_enable();