Kent Overstreet 50ca857457 bcachefs: BCH_IOCTL_QUERY_COUNTERS
Add an ioctl for querying counters, the same ones provided in
/sys/fs/bcachefs/<uuid>/counters/, but more suitable for a 'bcachefs
top' command.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-03-14 21:02:11 -04:00

21 lines
576 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _BCACHEFS_SB_COUNTERS_H
#define _BCACHEFS_SB_COUNTERS_H
#include "bcachefs.h"
#include "super-io.h"
int bch2_sb_counters_to_cpu(struct bch_fs *);
int bch2_sb_counters_from_cpu(struct bch_fs *);
void bch2_fs_counters_exit(struct bch_fs *);
int bch2_fs_counters_init(struct bch_fs *);
extern const char * const bch2_counter_names[];
extern const struct bch_sb_field_ops bch_sb_field_ops_counters;
long bch2_ioctl_query_counters(struct bch_fs *,
struct bch_ioctl_query_counters __user *);
#endif // _BCACHEFS_SB_COUNTERS_H