linux/fs/netfs/stats.c

// SPDX-License-Identifier: GPL-2.0-or-later
/* Netfs support statistics
 *
 * Copyright (C) 2021 Red Hat, Inc. All Rights Reserved.
 * Written by David Howells ([email protected])
 */

#include <linux/export.h>
#include <linux/seq_file.h>
#include "internal.h"

atomic_t netfs_n_rh_dio_read;
atomic_t netfs_n_rh_readahead;
atomic_t netfs_n_rh_read_folio;
atomic_t netfs_n_rh_rreq;
atomic_t netfs_n_rh_sreq;
atomic_t netfs_n_rh_download;
atomic_t netfs_n_rh_download_done;
atomic_t netfs_n_rh_download_failed;
atomic_t netfs_n_rh_download_instead;
atomic_t netfs_n_rh_read;
atomic_t netfs_n_rh_read_done;
atomic_t netfs_n_rh_read_failed;
atomic_t netfs_n_rh_zero;
atomic_t netfs_n_rh_short_read;
atomic_t netfs_n_rh_write;
atomic_t netfs_n_rh_write_begin;
atomic_t netfs_n_rh_write_done;
atomic_t netfs_n_rh_write_failed;
atomic_t netfs_n_rh_write_zskip;
atomic_t netfs_n_wh_buffered_write;
atomic_t netfs_n_wh_writethrough;
atomic_t netfs_n_wh_dio_write;
atomic_t netfs_n_wh_writepages;
atomic_t netfs_n_wh_wstream_conflict;
atomic_t netfs_n_wh_upload;
atomic_t netfs_n_wh_upload_done;
atomic_t netfs_n_wh_upload_failed;
atomic_t netfs_n_wh_write;
atomic_t netfs_n_wh_write_done;
atomic_t netfs_n_wh_write_failed;

int netfs_stats_show(struct seq_file *m, void *v)
{ … }
EXPORT_SYMBOL(…);