// SPDX-License-Identifier: GPL-2.0-or-later /* Netfs support statistics * * Copyright (C) 2021 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) */ #include <linux/export.h> #include <linux/seq_file.h> #include <linux/netfs.h> #include "internal.h" atomic_t netfs_n_rh_readahead; atomic_t netfs_n_rh_readpage; 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; void netfs_stats_show(struct seq_file *m) { seq_printf(m, "RdHelp : RA=%u RP=%u WB=%u WBZ=%u rr=%u sr=%u\n", atomic_read(&netfs_n_rh_readahead), atomic_read(&netfs_n_rh_readpage), atomic_read(&netfs_n_rh_write_begin), atomic_read(&netfs_n_rh_write_zskip), atomic_read(&netfs_n_rh_rreq), atomic_read(&netfs_n_rh_sreq)); seq_printf(m, "RdHelp : ZR=%u sh=%u sk=%u\n", atomic_read(&netfs_n_rh_zero), atomic_read(&netfs_n_rh_short_read), atomic_read(&netfs_n_rh_write_zskip)); seq_printf(m, "RdHelp : DL=%u ds=%u df=%u di=%u\n", atomic_read(&netfs_n_rh_download), atomic_read(&netfs_n_rh_download_done), atomic_read(&netfs_n_rh_download_failed), atomic_read(&netfs_n_rh_download_instead)); seq_printf(m, "RdHelp : RD=%u rs=%u rf=%u\n", atomic_read(&netfs_n_rh_read), atomic_read(&netfs_n_rh_read_done), atomic_read(&netfs_n_rh_read_failed)); seq_printf(m, "RdHelp : WR=%u ws=%u wf=%u\n", atomic_read(&netfs_n_rh_write), atomic_read(&netfs_n_rh_write_done), atomic_read(&netfs_n_rh_write_failed)); } EXPORT_SYMBOL(netfs_stats_show);