1 files changed, 0 insertions, 147 deletions
diff --git a/fs/bcachefs/sb-counters.c b/fs/bcachefs/sb-counters.c
deleted file mode 100644
index 2b4b8445d418..000000000000
--- a/fs/bcachefs/sb-counters.c
+++ /dev/null
@@ -1,147 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-#include "bcachefs.h"
-#include "super-io.h"
-#include "sb-counters.h"
-
-/* BCH_SB_FIELD_counters */
-
-static const u8 counters_to_stable_map[] = {
-#define x(n, id, ...)	[BCH_COUNTER_##n] = BCH_COUNTER_STABLE_##n,
-	BCH_PERSISTENT_COUNTERS()
-#undef x
-};
-
-const char * const bch2_counter_names[] = {
-#define x(t, n, ...) (#t),
-	BCH_PERSISTENT_COUNTERS()
-#undef x
-	NULL
-};
-
-static size_t bch2_sb_counter_nr_entries(struct bch_sb_field_counters *ctrs)
-{
-	if (!ctrs)
-		return 0;
-
-	return (__le64 *) vstruct_end(&ctrs->field) - &ctrs->d[0];
-}
-
-static int bch2_sb_counters_validate(struct bch_sb *sb, struct bch_sb_field *f,
-				enum bch_validate_flags flags, struct printbuf *err)
-{
-	return 0;
-}
-
-static void bch2_sb_counters_to_text(struct printbuf *out, struct bch_sb *sb,
-			      struct bch_sb_field *f)
-{
-	struct bch_sb_field_counters *ctrs = field_to_type(f, counters);
-	unsigned int nr = bch2_sb_counter_nr_entries(ctrs);
-
-	for (unsigned i = 0; i < BCH_COUNTER_NR; i++) {
-		unsigned stable = counters_to_stable_map[i];
-		if (stable < nr)
-			prt_printf(out, "%s \t%llu\n",
-				   bch2_counter_names[i],
-				   le64_to_cpu(ctrs->d[stable]));
-	}
-}
-
-int bch2_sb_counters_to_cpu(struct bch_fs *c)
-{
-	struct bch_sb_field_counters *ctrs = bch2_sb_field_get(c->disk_sb.sb, counters);
-	unsigned int nr = bch2_sb_counter_nr_entries(ctrs);
-
-	for (unsigned i = 0; i < BCH_COUNTER_NR; i++)
-		c->counters_on_mount[i] = 0;
-
-	for (unsigned i = 0; i < BCH_COUNTER_NR; i++) {
-		unsigned stable = counters_to_stable_map[i];
-		if (stable < nr) {
-			u64 v = le64_to_cpu(ctrs->d[stable]);
-			percpu_u64_set(&c->counters[i], v);
-			c->counters_on_mount[i] = v;
-		}
-	}
-
-	return 0;
-}
-
-int bch2_sb_counters_from_cpu(struct bch_fs *c)
-{
-	struct bch_sb_field_counters *ctrs = bch2_sb_field_get(c->disk_sb.sb, counters);
-	struct bch_sb_field_counters *ret;
-	unsigned int nr = bch2_sb_counter_nr_entries(ctrs);
-
-	if (nr < BCH_COUNTER_NR) {
-		ret = bch2_sb_field_resize(&c->disk_sb, counters,
-					   sizeof(*ctrs) / sizeof(u64) + BCH_COUNTER_NR);
-		if (ret) {
-			ctrs = ret;
-			nr = bch2_sb_counter_nr_entries(ctrs);
-		}
-	}
-
-	for (unsigned i = 0; i < BCH_COUNTER_NR; i++) {
-		unsigned stable = counters_to_stable_map[i];
-		if (stable < nr)
-			ctrs->d[stable] = cpu_to_le64(percpu_u64_get(&c->counters[i]));
-	}
-
-	return 0;
-}
-
-void bch2_fs_counters_exit(struct bch_fs *c)
-{
-	free_percpu(c->counters);
-}
-
-int bch2_fs_counters_init(struct bch_fs *c)
-{
-	c->counters = __alloc_percpu(sizeof(u64) * BCH_COUNTER_NR, sizeof(u64));
-	if (!c->counters)
-		return -BCH_ERR_ENOMEM_fs_counters_init;
-
-	return bch2_sb_counters_to_cpu(c);
-}
-
-const struct bch_sb_field_ops bch_sb_field_ops_counters = {
-	.validate	= bch2_sb_counters_validate,
-	.to_text	= bch2_sb_counters_to_text,
-};
-
-#ifndef NO_BCACHEFS_CHARDEV
-long bch2_ioctl_query_counters(struct bch_fs *c,
-			struct bch_ioctl_query_counters __user *user_arg)
-{
-	struct bch_ioctl_query_counters arg;
-	int ret = copy_from_user_errcode(&arg, user_arg, sizeof(arg));
-	if (ret)
-		return ret;
-
-	if ((arg.flags & ~BCH_IOCTL_QUERY_COUNTERS_MOUNT) ||
-	    arg.pad)
-		return -EINVAL;
-
-	arg.nr = min(arg.nr, BCH_COUNTER_NR);
-	ret = put_user(arg.nr, &user_arg->nr);
-	if (ret)
-		return ret;
-
-	for (unsigned i = 0; i < BCH_COUNTER_NR; i++) {
-		unsigned stable = counters_to_stable_map[i];
-
-		if (stable < arg.nr) {
-			u64 v = !(arg.flags & BCH_IOCTL_QUERY_COUNTERS_MOUNT)
-				? percpu_u64_get(&c->counters[i])
-				: c->counters_on_mount[i];
-
-			ret = put_user(v, &user_arg->d[stable]);
-			if (ret)
-				return ret;
-		}
-	}
-
-	return 0;
-}
-#endif