/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- * vim:expandtab:shiftwidth=8:tabstop=8: * * GPL HEADER START * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 only, * as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License version 2 for more details (a copy is included * in the LICENSE file that accompanied this code). * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * * GPL HEADER END */ /* * Copyright 2008 Sun Microsystems, Inc. All rights reserved * Use is subject to license terms. */ /* * This file is part of Lustre, http://www.lustre.org/ * Lustre is a trademark of Sun Microsystems, Inc. * * lustre/include/lprocfs_status.h * * Top level header file for LProc SNMP * * Author: Hariharan Thantry thantry@users.sourceforge.net */ #ifndef _LPROCFS_SNMP_H #define _LPROCFS_SNMP_H #include #if defined(__linux__) #include #elif defined(__APPLE__) #include #elif defined(__WINNT__) #include #else #error Unsupported operating system. #endif #undef LPROCFS #if (defined(__KERNEL__) && defined(CONFIG_PROC_FS)) # define LPROCFS #endif struct lprocfs_vars { const char *name; cfs_read_proc_t *read_fptr; cfs_write_proc_t *write_fptr; void *data; struct file_operations *fops; /** * /proc file mode. */ mode_t proc_mode; }; struct lprocfs_static_vars { struct lprocfs_vars *module_vars; struct lprocfs_vars *obd_vars; }; /* if we find more consumers this could be generalized */ #define OBD_HIST_MAX 32 struct obd_histogram { spinlock_t oh_lock; unsigned long oh_buckets[OBD_HIST_MAX]; }; enum { BRW_R_PAGES = 0, BRW_W_PAGES, BRW_R_RPC_HIST, BRW_W_RPC_HIST, BRW_R_IO_TIME, BRW_W_IO_TIME, BRW_R_DISCONT_PAGES, BRW_W_DISCONT_PAGES, BRW_R_DISCONT_BLOCKS, BRW_W_DISCONT_BLOCKS, BRW_R_DISK_IOSIZE, BRW_W_DISK_IOSIZE, BRW_R_DIO_FRAGS, BRW_W_DIO_FRAGS, BRW_LAST, }; struct brw_stats { struct obd_histogram hist[BRW_LAST]; }; /* An lprocfs counter can be configured using the enum bit masks below. * * LPROCFS_CNTR_EXTERNALLOCK indicates that an external lock already * protects this counter from concurrent updates. If not specified, * lprocfs an internal per-counter lock variable. External locks are * not used to protect counter increments, but are used to protect * counter readout and resets. * * LPROCFS_CNTR_AVGMINMAX indicates a multi-valued counter samples, * (i.e. counter can be incremented by more than "1"). When specified, * the counter maintains min, max and sum in addition to a simple * invocation count. This allows averages to be be computed. * If not specified, the counter is an increment-by-1 counter. * min, max, sum, etc. are not maintained. * * LPROCFS_CNTR_STDDEV indicates that the counter should track sum of * squares (for multi-valued counter samples only). This allows * external computation of standard deviation, but involves a 64-bit * multiply per counter increment. */ enum { LPROCFS_CNTR_EXTERNALLOCK = 0x0001, LPROCFS_CNTR_AVGMINMAX = 0x0002, LPROCFS_CNTR_STDDEV = 0x0004, /* counter data type */ LPROCFS_TYPE_REGS = 0x0100, LPROCFS_TYPE_BYTES = 0x0200, LPROCFS_TYPE_PAGES = 0x0400, LPROCFS_TYPE_CYCLE = 0x0800, }; struct lprocfs_atomic { atomic_t la_entry; atomic_t la_exit; }; #define LC_MIN_INIT ((~(__u64)0) >> 1) struct lprocfs_counter { struct lprocfs_atomic lc_cntl; /* may need to move to per set */ unsigned int lc_config; __s64 lc_count; __s64 lc_sum; __s64 lc_min; __s64 lc_max; __s64 lc_sumsquare; const char *lc_name; /* must be static */ const char *lc_units; /* must be static */ }; struct lprocfs_percpu { struct lprocfs_counter lp_cntr[0]; }; #define LPROCFS_GET_NUM_CPU 0x0001 #define LPROCFS_GET_SMP_ID 0x0002 enum lprocfs_stats_flags { LPROCFS_STATS_FLAG_PERCPU = 0x0000, /* per cpu counter */ LPROCFS_STATS_FLAG_NOPERCPU = 0x0001, /* stats have no percpu * area and need locking */ }; enum lprocfs_fields_flags { LPROCFS_FIELDS_FLAGS_CONFIG = 0x0001, LPROCFS_FIELDS_FLAGS_SUM = 0x0002, LPROCFS_FIELDS_FLAGS_MIN = 0x0003, LPROCFS_FIELDS_FLAGS_MAX = 0x0004, LPROCFS_FIELDS_FLAGS_AVG = 0x0005, LPROCFS_FIELDS_FLAGS_SUMSQUARE = 0x0006, LPROCFS_FIELDS_FLAGS_COUNT = 0x0007, }; struct lprocfs_stats { unsigned int ls_num; /* # of counters */ int ls_flags; /* See LPROCFS_STATS_FLAG_* */ spinlock_t ls_lock; /* Lock used only when there are * no percpu stats areas */ struct lprocfs_percpu *ls_percpu[0]; }; static inline int opcode_offset(__u32 opc) { if (opc < OST_LAST_OPC) { /* OST opcode */ return (opc - OST_FIRST_OPC); } else if (opc < MDS_LAST_OPC) { /* MDS opcode */ return (opc - MDS_FIRST_OPC + (OST_LAST_OPC - OST_FIRST_OPC)); } else if (opc < LDLM_LAST_OPC) { /* LDLM Opcode */ return (opc - LDLM_FIRST_OPC + (MDS_LAST_OPC - MDS_FIRST_OPC) + (OST_LAST_OPC - OST_FIRST_OPC)); } else if (opc < MGS_LAST_OPC) { /* MGS Opcode */ return (opc - MGS_FIRST_OPC + (LDLM_LAST_OPC - LDLM_FIRST_OPC) + (MDS_LAST_OPC - MDS_FIRST_OPC) + (OST_LAST_OPC - OST_FIRST_OPC)); } else if (opc < OBD_LAST_OPC) { /* OBD Ping */ return (opc - OBD_FIRST_OPC + (MGS_LAST_OPC - MGS_FIRST_OPC) + (LDLM_LAST_OPC - LDLM_FIRST_OPC) + (MDS_LAST_OPC - MDS_FIRST_OPC) + (OST_LAST_OPC - OST_FIRST_OPC)); } else if (opc < LLOG_LAST_OPC) { /* LLOG Opcode */ return (opc - LLOG_FIRST_OPC + (OBD_LAST_OPC - OBD_FIRST_OPC) + (MGS_LAST_OPC - MGS_FIRST_OPC) + (LDLM_LAST_OPC - LDLM_FIRST_OPC) + (MDS_LAST_OPC - MDS_FIRST_OPC) + (OST_LAST_OPC - OST_FIRST_OPC)); } else if (opc < FLD_LAST_OPC) { /* FLD opcode */ return (opc - FLD_FIRST_OPC + (LLOG_LAST_OPC - LLOG_FIRST_OPC) + (OBD_LAST_OPC - OBD_FIRST_OPC) + (MGS_LAST_OPC - MGS_FIRST_OPC) + (LDLM_LAST_OPC - LDLM_FIRST_OPC) + (MDS_LAST_OPC - MDS_FIRST_OPC) + (OST_LAST_OPC - OST_FIRST_OPC)); } else if (opc < SEQ_LAST_OPC) { /* SEQ opcode */ return (opc - SEQ_FIRST_OPC + (FLD_LAST_OPC - FLD_FIRST_OPC) + (LLOG_LAST_OPC - LLOG_FIRST_OPC) + (OBD_LAST_OPC - OBD_FIRST_OPC) + (MGS_LAST_OPC - MGS_FIRST_OPC) + (LDLM_LAST_OPC - LDLM_FIRST_OPC) + (MDS_LAST_OPC - MDS_FIRST_OPC) + (OST_LAST_OPC - OST_FIRST_OPC)); } else if (opc < SEC_LAST_OPC) { /* SEC opcode */ return (opc - SEC_FIRST_OPC + (SEQ_LAST_OPC - SEQ_FIRST_OPC) + (FLD_LAST_OPC - FLD_FIRST_OPC) + (LLOG_LAST_OPC - LLOG_FIRST_OPC) + (OBD_LAST_OPC - OBD_FIRST_OPC) + (MGS_LAST_OPC - MGS_FIRST_OPC) + (LDLM_LAST_OPC - LDLM_FIRST_OPC) + (MDS_LAST_OPC - MDS_FIRST_OPC) + (OST_LAST_OPC - OST_FIRST_OPC)); } else { /* Unknown Opcode */ return -1; } } #define LUSTRE_MAX_OPCODES ((LDLM_LAST_OPC - LDLM_FIRST_OPC) + \ (MDS_LAST_OPC - MDS_FIRST_OPC) + \ (OST_LAST_OPC - OST_FIRST_OPC) + \ (OBD_LAST_OPC - OBD_FIRST_OPC) + \ (FLD_LAST_OPC - FLD_FIRST_OPC) + \ (SEQ_LAST_OPC - SEQ_FIRST_OPC) + \ (MGS_LAST_OPC - MGS_FIRST_OPC) + \ (LLOG_LAST_OPC - LLOG_FIRST_OPC) + \ (SEC_LAST_OPC - SEC_FIRST_OPC)) #define EXTRA_MAX_OPCODES ((PTLRPC_LAST_CNTR - PTLRPC_FIRST_CNTR) + \ (EXTRA_LAST_OPC - EXTRA_FIRST_OPC)) enum { PTLRPC_REQWAIT_CNTR = 0, PTLRPC_REQQDEPTH_CNTR, PTLRPC_REQACTIVE_CNTR, PTLRPC_TIMEOUT, PTLRPC_REQBUF_AVAIL_CNTR, PTLRPC_LAST_CNTR }; #define PTLRPC_FIRST_CNTR PTLRPC_REQWAIT_CNTR enum { LDLM_GLIMPSE_ENQUEUE = 0, LDLM_PLAIN_ENQUEUE, LDLM_EXTENT_ENQUEUE, LDLM_FLOCK_ENQUEUE, LDLM_IBITS_ENQUEUE, MDS_REINT_CREATE, MDS_REINT_LINK, MDS_REINT_OPEN, MDS_REINT_SETATTR, MDS_REINT_RENAME, MDS_REINT_UNLINK, BRW_READ_BYTES, BRW_WRITE_BYTES, EXTRA_LAST_OPC }; #define EXTRA_FIRST_OPC LDLM_GLIMPSE_ENQUEUE /* class_obd.c */ extern cfs_proc_dir_entry_t *proc_lustre_root; struct obd_device; struct file; struct obd_histogram; /* Days / hours / mins / seconds format */ struct dhms { int d,h,m,s; }; static inline void s2dhms(struct dhms *ts, time_t secs) { ts->d = secs / 86400; secs = secs % 86400; ts->h = secs / 3600; secs = secs % 3600; ts->m = secs / 60; ts->s = secs % 60; } #define DHMS_FMT "%dd%dh%02dm%02ds" #define DHMS_VARS(x) (x)->d, (x)->h, (x)->m, (x)->s #ifdef LPROCFS static inline int lprocfs_stats_lock(struct lprocfs_stats *stats, int type) { int rc = 0; if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU) { if (type & LPROCFS_GET_NUM_CPU) rc = 1; if (type & LPROCFS_GET_SMP_ID) rc = 0; spin_lock(&stats->ls_lock); } else { if (type & LPROCFS_GET_NUM_CPU) rc = num_possible_cpus(); if (type & LPROCFS_GET_SMP_ID) rc = smp_processor_id(); } return rc; } static inline void lprocfs_stats_unlock(struct lprocfs_stats *stats) { if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU) spin_unlock(&stats->ls_lock); } /* Two optimized LPROCFS counter increment functions are provided: * lprocfs_counter_incr(cntr, value) - optimized for by-one counters * lprocfs_counter_add(cntr) - use for multi-valued counters * Counter data layout allows config flag, counter lock and the * count itself to reside within a single cache line. */ extern void lprocfs_counter_add(struct lprocfs_stats *stats, int idx, long amount); extern void lprocfs_counter_sub(struct lprocfs_stats *stats, int idx, long amount); #define lprocfs_counter_incr(stats, idx) \ lprocfs_counter_add(stats, idx, 1) #define lprocfs_counter_decr(stats, idx) \ lprocfs_counter_sub(stats, idx, 1) extern __s64 lprocfs_read_helper(struct lprocfs_counter *lc, enum lprocfs_fields_flags field); static inline __u64 lprocfs_stats_collector(struct lprocfs_stats *stats, int idx, enum lprocfs_fields_flags field) { __u64 ret = 0; int i; LASSERT(stats != NULL); for (i = 0; i < num_possible_cpus(); i++) ret += lprocfs_read_helper(&(stats->ls_percpu[i]->lp_cntr[idx]), field); return ret; } extern struct lprocfs_stats *lprocfs_alloc_stats(unsigned int num, enum lprocfs_stats_flags flags); extern void lprocfs_clear_stats(struct lprocfs_stats *stats); extern void lprocfs_free_stats(struct lprocfs_stats **stats); extern void lprocfs_init_ops_stats(int num_private_stats, struct lprocfs_stats *stats); extern void lprocfs_init_ldlm_stats(struct lprocfs_stats *ldlm_stats); extern int lprocfs_alloc_obd_stats(struct obd_device *obddev, unsigned int num_private_stats); extern int lprocfs_alloc_md_stats(struct obd_device *obddev, unsigned int num_private_stats); extern void lprocfs_counter_init(struct lprocfs_stats *stats, int index, unsigned conf, const char *name, const char *units); extern void lprocfs_free_obd_stats(struct obd_device *obddev); struct obd_export; struct nid_stat; extern int lprocfs_add_clear_entry(struct obd_device * obd, cfs_proc_dir_entry_t *entry); extern int lprocfs_exp_setup(struct obd_export *exp, lnet_nid_t *peer_nid, int *newnid); extern int lprocfs_exp_cleanup(struct obd_export *exp); extern cfs_proc_dir_entry_t *lprocfs_add_simple(struct proc_dir_entry *root, char *name, cfs_read_proc_t *read_proc, cfs_write_proc_t *write_proc, void *data, struct file_operations *fops); extern struct proc_dir_entry *lprocfs_add_symlink(const char *name, struct proc_dir_entry *parent, const char *dest); extern void lprocfs_free_per_client_stats(struct obd_device *obd); extern int lprocfs_nid_stats_clear_write(struct file *file, const char *buffer, unsigned long count, void *data); extern int lprocfs_nid_stats_clear_read(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_register_stats(cfs_proc_dir_entry_t *root, const char *name, struct lprocfs_stats *stats); /* lprocfs_status.c */ extern int lprocfs_add_vars(cfs_proc_dir_entry_t *root, struct lprocfs_vars *var, void *data); extern cfs_proc_dir_entry_t *lprocfs_register(const char *name, cfs_proc_dir_entry_t *parent, struct lprocfs_vars *list, void *data); extern void lprocfs_remove(cfs_proc_dir_entry_t **root); extern void lprocfs_remove_proc_entry(const char *name, struct proc_dir_entry *parent); extern cfs_proc_dir_entry_t *lprocfs_srch(cfs_proc_dir_entry_t *root, const char *name); extern int lprocfs_obd_setup(struct obd_device *obd, struct lprocfs_vars *list); extern int lprocfs_obd_cleanup(struct obd_device *obd); extern void lprocfs_free_per_client_stats(struct obd_device *obd); extern struct file_operations lprocfs_evict_client_fops; extern int lprocfs_seq_create(cfs_proc_dir_entry_t *parent, char *name, mode_t mode, struct file_operations *seq_fops, void *data); extern int lprocfs_obd_seq_create(struct obd_device *dev, char *name, mode_t mode, struct file_operations *seq_fops, void *data); /* Generic callbacks */ extern int lprocfs_rd_u64(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_atomic(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_wr_atomic(struct file *file, const char *buffer, unsigned long count, void *data); extern int lprocfs_rd_uint(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_wr_uint(struct file *file, const char *buffer, unsigned long count, void *data); extern int lprocfs_rd_uuid(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_name(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_fstype(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_server_uuid(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_conn_uuid(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_import(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_connect_flags(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_num_exports(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_numrefs(char *page, char **start, off_t off, int count, int *eof, void *data); struct adaptive_timeout; extern int lprocfs_at_hist_helper(char *page, int count, int rc, struct adaptive_timeout *at); extern int lprocfs_rd_timeouts(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_wr_timeouts(struct file *file, const char *buffer, unsigned long count, void *data); extern int lprocfs_wr_evict_client(struct file *file, const char *buffer, unsigned long count, void *data); extern int lprocfs_wr_ping(struct file *file, const char *buffer, unsigned long count, void *data); /* Statfs helpers */ extern int lprocfs_rd_blksize(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_kbytestotal(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_kbytesfree(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_kbytesavail(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_filestotal(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_filesfree(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_rd_filegroups(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_write_helper(const char *buffer, unsigned long count, int *val); extern int lprocfs_write_frac_helper(const char *buffer, unsigned long count, int *val, int mult); extern int lprocfs_read_frac_helper(char *buffer, unsigned long count, long val, int mult); extern int lprocfs_write_u64_helper(const char *buffer, unsigned long count, __u64 *val); extern int lprocfs_write_frac_u64_helper(const char *buffer, unsigned long count, __u64 *val, int mult); void lprocfs_oh_tally(struct obd_histogram *oh, unsigned int value); void lprocfs_oh_tally_log2(struct obd_histogram *oh, unsigned int value); void lprocfs_oh_clear(struct obd_histogram *oh); unsigned long lprocfs_oh_sum(struct obd_histogram *oh); /* lprocfs_status.c: counter read/write functions */ extern int lprocfs_counter_read(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_counter_write(struct file *file, const char *buffer, unsigned long count, void *data); /* lprocfs_status.c: recovery status */ int lprocfs_obd_rd_recovery_status(char *page, char **start, off_t off, int count, int *eof, void *data); /* lprocfs_statuc.c: hash statistics */ int lprocfs_obd_rd_hash(char *page, char **start, off_t off, int count, int *eof, void *data); extern int lprocfs_seq_release(struct inode *, struct file *); /* in lprocfs_stat.c, to protect the private data for proc entries */ extern struct rw_semaphore _lprocfs_lock; #define LPROCFS_ENTRY() do { \ down_read(&_lprocfs_lock); \ } while(0) #define LPROCFS_EXIT() do { \ up_read(&_lprocfs_lock); \ } while(0) #define LPROCFS_ENTRY_AND_CHECK(dp) do { \ typecheck(struct proc_dir_entry *, dp); \ LPROCFS_ENTRY(); \ if ((dp)->deleted) { \ LPROCFS_EXIT(); \ return -ENODEV; \ } \ } while(0) #define LPROCFS_WRITE_ENTRY() do { \ down_write(&_lprocfs_lock); \ } while(0) #define LPROCFS_WRITE_EXIT() do { \ up_write(&_lprocfs_lock); \ } while(0) /* You must use these macros when you want to refer to * the import in a client obd_device for a lprocfs entry */ #define LPROCFS_CLIMP_CHECK(obd) do { \ typecheck(struct obd_device *, obd); \ down_read(&(obd)->u.cli.cl_sem); \ if ((obd)->u.cli.cl_import == NULL) { \ up_read(&(obd)->u.cli.cl_sem); \ return -ENODEV; \ } \ } while(0) #define LPROCFS_CLIMP_EXIT(obd) \ up_read(&(obd)->u.cli.cl_sem); /* write the name##_seq_show function, call LPROC_SEQ_FOPS_RO for read-only proc entries; otherwise, you will define name##_seq_write function also for a read-write proc entry, and then call LPROC_SEQ_SEQ instead. Finally, call lprocfs_obd_seq_create(obd, filename, 0444, &name#_fops, data); */ #define __LPROC_SEQ_FOPS(name, custom_seq_write) \ static int name##_seq_open(struct inode *inode, struct file *file) { \ struct proc_dir_entry *dp = PDE(inode); \ int rc; \ LPROCFS_ENTRY_AND_CHECK(dp); \ rc = single_open(file, name##_seq_show, dp->data); \ if (rc) { \ LPROCFS_EXIT(); \ return rc; \ } \ return 0; \ } \ struct file_operations name##_fops = { \ .owner = THIS_MODULE, \ .open = name##_seq_open, \ .read = seq_read, \ .write = custom_seq_write, \ .llseek = seq_lseek, \ .release = lprocfs_seq_release, \ } #define LPROC_SEQ_FOPS_RO(name) __LPROC_SEQ_FOPS(name, NULL) #define LPROC_SEQ_FOPS(name) __LPROC_SEQ_FOPS(name, name##_seq_write) /* lproc_ptlrpc.c */ struct ptlrpc_request; extern void target_print_req(void *seq_file, struct ptlrpc_request *req); /* lprocfs_status.c: read recovery max time bz13079 */ int lprocfs_obd_rd_recovery_maxtime(char *page, char **start, off_t off, int count, int *eof, void *data); /* lprocfs_status.c: write recovery max time bz13079 */ int lprocfs_obd_wr_recovery_maxtime(struct file *file, const char *buffer, unsigned long count, void *data); #else /* LPROCFS is not defined */ static inline void lprocfs_counter_add(struct lprocfs_stats *stats, int index, long amount) { return; } static inline void lprocfs_counter_incr(struct lprocfs_stats *stats, int index) { return; } static inline void lprocfs_counter_sub(struct lprocfs_stats *stats, int index, long amount) { return; } static inline void lprocfs_counter_init(struct lprocfs_stats *stats, int index, unsigned conf, const char *name, const char *units) { return; } static inline __u64 lc_read_helper(struct lprocfs_counter *lc, enum lprocfs_fields_flags field) { return 0; } static inline struct lprocfs_stats* lprocfs_alloc_stats(unsigned int num, enum lprocfs_stats_flags flags) { return NULL; } static inline void lprocfs_clear_stats(struct lprocfs_stats *stats) { return; } static inline void lprocfs_free_stats(struct lprocfs_stats **stats) { return; } static inline int lprocfs_register_stats(cfs_proc_dir_entry_t *root, const char *name, struct lprocfs_stats *stats) { return 0; } static inline void lprocfs_init_ops_stats(int num_private_stats, struct lprocfs_stats *stats) { return; } static inline void lprocfs_init_ldlm_stats(struct lprocfs_stats *ldlm_stats) { return; } static inline int lprocfs_alloc_obd_stats(struct obd_device *obddev, unsigned int num_private_stats) { return 0; } static inline int lprocfs_alloc_md_stats(struct obd_device *obddev, unsigned int num_private_stats) { return 0; } static inline void lprocfs_free_obd_stats(struct obd_device *obddev) { return; } struct obd_export; static inline int lprocfs_add_clear_entry(struct obd_export *exp) { return 0; } static inline int lprocfs_exp_setup(struct obd_export *exp, lnet_nid_t *peer_nid, int *newnid) { return 0; } static inline int lprocfs_exp_cleanup(struct obd_export *exp) { return 0; } static inline cfs_proc_dir_entry_t *lprocfs_add_simple(struct proc_dir_entry *root, char *name, cfs_read_proc_t *read_proc, cfs_write_proc_t *write_proc, void *data, struct file_operations *fops) {return 0; } static inline struct proc_dir_entry *lprocfs_add_symlink(const char *name, struct proc_dir_entry *parent, const char *dest) {return NULL; } static inline void lprocfs_free_per_client_stats(struct obd_device *obd) {} static inline int lprocfs_nid_stats_clear_write(struct file *file, const char *buffer, unsigned long count, void *data) {return count;} static inline int lprocfs_nid_stats_clear_read(char *page, char **start, off_t off, int count, int *eof, void *data) {return count;} static inline cfs_proc_dir_entry_t * lprocfs_register(const char *name, cfs_proc_dir_entry_t *parent, struct lprocfs_vars *list, void *data) { return NULL; } static inline int lprocfs_add_vars(cfs_proc_dir_entry_t *root, struct lprocfs_vars *var, void *data) { return 0; } static inline void lprocfs_remove(cfs_proc_dir_entry_t **root) {}; static inline void lprocfs_remove_proc_entry(const char *name, struct proc_dir_entry *parent) {}; static inline cfs_proc_dir_entry_t *lprocfs_srch(cfs_proc_dir_entry_t *head, const char *name) {return 0;} static inline int lprocfs_obd_setup(struct obd_device *dev, struct lprocfs_vars *list) { return 0; } static inline int lprocfs_obd_cleanup(struct obd_device *dev) { return 0; } static inline int lprocfs_rd_u64(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_uuid(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_name(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_server_uuid(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_conn_uuid(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_import(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_connect_flags(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_num_exports(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_numrefs(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } struct adaptive_timeout; static inline int lprocfs_at_hist_helper(char *page, int count, int rc, struct adaptive_timeout *at) { return 0; } static inline int lprocfs_rd_timeouts(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_wr_timeouts(struct file *file, const char *buffer, unsigned long count, void *data) { return 0; } static inline int lprocfs_wr_evict_client(struct file *file, const char *buffer, unsigned long count, void *data) { return 0; } static inline int lprocfs_wr_ping(struct file *file, const char *buffer, unsigned long count, void *data) { return 0; } /* Statfs helpers */ static inline int lprocfs_rd_blksize(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_kbytestotal(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_kbytesfree(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_kbytesavail(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_filestotal(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_filesfree(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_rd_filegroups(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline void lprocfs_oh_tally(struct obd_histogram *oh, unsigned int value) {} static inline void lprocfs_oh_tally_log2(struct obd_histogram *oh, unsigned int value) {} static inline void lprocfs_oh_clear(struct obd_histogram *oh) {} static inline unsigned long lprocfs_oh_sum(struct obd_histogram *oh) { return 0; } static inline int lprocfs_counter_read(char *page, char **start, off_t off, int count, int *eof, void *data) { return 0; } static inline int lprocfs_counter_write(struct file *file, const char *buffer, unsigned long count, void *data) { return 0; } static inline __u64 lprocfs_stats_collector(struct lprocfs_stats *stats, int idx, enum lprocfs_fields_flags field) { return (__u64)0; } #define LPROCFS_ENTRY() #define LPROCFS_EXIT() #define LPROCFS_ENTRY_AND_CHECK(dp) #define LPROC_SEQ_FOPS_RO(name) #define LPROC_SEQ_FOPS(name) /* lproc_ptlrpc.c */ #define target_print_req NULL #endif /* LPROCFS */ #endif /* LPROCFS_SNMP_H */