162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-or-later 262306a36Sopenharmony_ci/* Netfs support statistics 362306a36Sopenharmony_ci * 462306a36Sopenharmony_ci * Copyright (C) 2021 Red Hat, Inc. All Rights Reserved. 562306a36Sopenharmony_ci * Written by David Howells (dhowells@redhat.com) 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci 862306a36Sopenharmony_ci#include <linux/export.h> 962306a36Sopenharmony_ci#include <linux/seq_file.h> 1062306a36Sopenharmony_ci#include "internal.h" 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ciatomic_t netfs_n_rh_readahead; 1362306a36Sopenharmony_ciatomic_t netfs_n_rh_readpage; 1462306a36Sopenharmony_ciatomic_t netfs_n_rh_rreq; 1562306a36Sopenharmony_ciatomic_t netfs_n_rh_sreq; 1662306a36Sopenharmony_ciatomic_t netfs_n_rh_download; 1762306a36Sopenharmony_ciatomic_t netfs_n_rh_download_done; 1862306a36Sopenharmony_ciatomic_t netfs_n_rh_download_failed; 1962306a36Sopenharmony_ciatomic_t netfs_n_rh_download_instead; 2062306a36Sopenharmony_ciatomic_t netfs_n_rh_read; 2162306a36Sopenharmony_ciatomic_t netfs_n_rh_read_done; 2262306a36Sopenharmony_ciatomic_t netfs_n_rh_read_failed; 2362306a36Sopenharmony_ciatomic_t netfs_n_rh_zero; 2462306a36Sopenharmony_ciatomic_t netfs_n_rh_short_read; 2562306a36Sopenharmony_ciatomic_t netfs_n_rh_write; 2662306a36Sopenharmony_ciatomic_t netfs_n_rh_write_begin; 2762306a36Sopenharmony_ciatomic_t netfs_n_rh_write_done; 2862306a36Sopenharmony_ciatomic_t netfs_n_rh_write_failed; 2962306a36Sopenharmony_ciatomic_t netfs_n_rh_write_zskip; 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_civoid netfs_stats_show(struct seq_file *m) 3262306a36Sopenharmony_ci{ 3362306a36Sopenharmony_ci seq_printf(m, "RdHelp : RA=%u RP=%u WB=%u WBZ=%u rr=%u sr=%u\n", 3462306a36Sopenharmony_ci atomic_read(&netfs_n_rh_readahead), 3562306a36Sopenharmony_ci atomic_read(&netfs_n_rh_readpage), 3662306a36Sopenharmony_ci atomic_read(&netfs_n_rh_write_begin), 3762306a36Sopenharmony_ci atomic_read(&netfs_n_rh_write_zskip), 3862306a36Sopenharmony_ci atomic_read(&netfs_n_rh_rreq), 3962306a36Sopenharmony_ci atomic_read(&netfs_n_rh_sreq)); 4062306a36Sopenharmony_ci seq_printf(m, "RdHelp : ZR=%u sh=%u sk=%u\n", 4162306a36Sopenharmony_ci atomic_read(&netfs_n_rh_zero), 4262306a36Sopenharmony_ci atomic_read(&netfs_n_rh_short_read), 4362306a36Sopenharmony_ci atomic_read(&netfs_n_rh_write_zskip)); 4462306a36Sopenharmony_ci seq_printf(m, "RdHelp : DL=%u ds=%u df=%u di=%u\n", 4562306a36Sopenharmony_ci atomic_read(&netfs_n_rh_download), 4662306a36Sopenharmony_ci atomic_read(&netfs_n_rh_download_done), 4762306a36Sopenharmony_ci atomic_read(&netfs_n_rh_download_failed), 4862306a36Sopenharmony_ci atomic_read(&netfs_n_rh_download_instead)); 4962306a36Sopenharmony_ci seq_printf(m, "RdHelp : RD=%u rs=%u rf=%u\n", 5062306a36Sopenharmony_ci atomic_read(&netfs_n_rh_read), 5162306a36Sopenharmony_ci atomic_read(&netfs_n_rh_read_done), 5262306a36Sopenharmony_ci atomic_read(&netfs_n_rh_read_failed)); 5362306a36Sopenharmony_ci seq_printf(m, "RdHelp : WR=%u ws=%u wf=%u\n", 5462306a36Sopenharmony_ci atomic_read(&netfs_n_rh_write), 5562306a36Sopenharmony_ci atomic_read(&netfs_n_rh_write_done), 5662306a36Sopenharmony_ci atomic_read(&netfs_n_rh_write_failed)); 5762306a36Sopenharmony_ci} 5862306a36Sopenharmony_ciEXPORT_SYMBOL(netfs_stats_show); 59