-/* -*- 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.
/*
* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
- */
-/*
- * Copyright (c) 2011 Whamcloud, Inc.
+ *
+ * Copyright (c) 2011, 2012, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
* Author: Hariharan Thantry <thantry@users.sourceforge.net>
*/
-#ifndef EXPORT_SYMTAB
-# define EXPORT_SYMTAB
-#endif
#define DEBUG_SUBSYSTEM S_CLASS
#ifndef __KERNEL__
#include <lprocfs_status.h>
#include <lustre_fsfilt.h>
#include <lustre_log.h>
+#include <lustre_disk.h>
#include <lustre/lustre_idl.h>
+#include <dt_object.h>
#if defined(LPROCFS)
+static int lprocfs_no_percpu_stats = 0;
+CFS_MODULE_PARM(lprocfs_no_percpu_stats, "i", int, 0644,
+ "Do not alloc percpu data for lprocfs stats");
+
#define MAX_STRING_SIZE 128
/* for bug 10866, global variable */
-CFS_DECLARE_RWSEM(_lprocfs_lock);
+DECLARE_RWSEM(_lprocfs_lock);
EXPORT_SYMBOL(_lprocfs_lock);
+int lprocfs_single_release(struct inode *inode, struct file *file)
+{
+ LPROCFS_EXIT();
+ return single_release(inode, file);
+}
+EXPORT_SYMBOL(lprocfs_single_release);
+
int lprocfs_seq_release(struct inode *inode, struct file *file)
{
LPROCFS_EXIT();
LPROCFS_SRCH_EXIT();
return temp;
}
+EXPORT_SYMBOL(lprocfs_srch);
/* lprocfs API calls */
LPROCFS_WRITE_EXIT();
return proc;
}
+EXPORT_SYMBOL(lprocfs_add_simple);
struct proc_dir_entry *lprocfs_add_symlink(const char *name,
struct proc_dir_entry *parent, const char *format, ...)
OBD_FREE(dest, MAX_STRING_SIZE + 1);
return entry;
}
+EXPORT_SYMBOL(lprocfs_add_symlink);
static ssize_t lprocfs_fops_read(struct file *f, char __user *buf,
size_t size, loff_t *ppos)
LPROCFS_WRITE_EXIT();
return rc;
}
+EXPORT_SYMBOL(lprocfs_add_vars);
-void lprocfs_remove(struct proc_dir_entry **rooth)
+void lprocfs_remove_nolock(struct proc_dir_entry **rooth)
{
struct proc_dir_entry *root = *rooth;
struct proc_dir_entry *temp = root;
parent = root->parent;
LASSERT(parent != NULL);
- LPROCFS_WRITE_ENTRY(); /* search vs remove race */
while (1) {
while (temp->subdir != NULL)
"0x%p %s/%s len %d\n", rm_entry, temp->name,
rm_entry->name, (int)strlen(rm_entry->name));
-#ifdef HAVE_PROCFS_USERS
- /* if procfs uses user count to synchronize deletion of
- * proc entry, there is no protection for rm_entry->data,
- * then lprocfs_fops_read and lprocfs_fops_write maybe
- * call proc_dir_entry->read_proc (or write_proc) with
- * proc_dir_entry->data == NULL, then cause kernel Oops.
- * see bug19706 for detailed information */
-
- /* procfs won't free rm_entry->data if it isn't a LINK,
- * and Lustre won't use rm_entry->data if it is a LINK */
- if (S_ISLNK(rm_entry->mode))
- rm_entry->data = NULL;
-#else
- /* Now, the rm_entry->deleted flags is protected
- * by _lprocfs_lock. */
- rm_entry->data = NULL;
-#endif
remove_proc_entry(rm_entry->name, temp);
if (temp == parent)
break;
}
- LPROCFS_WRITE_EXIT();
}
+void lprocfs_remove(struct proc_dir_entry **rooth)
+{
+ LPROCFS_WRITE_ENTRY(); /* search vs remove race */
+ lprocfs_remove_nolock(rooth);
+ LPROCFS_WRITE_EXIT();
+}
+EXPORT_SYMBOL(lprocfs_remove);
+
void lprocfs_remove_proc_entry(const char *name, struct proc_dir_entry *parent)
{
LASSERT(parent != NULL);
remove_proc_entry(name, parent);
}
+EXPORT_SYMBOL(lprocfs_remove_proc_entry);
+
+void lprocfs_try_remove_proc_entry(const char *name,
+ struct proc_dir_entry *parent)
+{
+ struct proc_dir_entry *t = NULL;
+ struct proc_dir_entry **p;
+ int len, busy = 0;
+
+ LASSERT(parent != NULL);
+ len = strlen(name);
+
+ LPROCFS_WRITE_ENTRY();
+
+ /* lookup target name */
+ for (p = &parent->subdir; *p; p = &(*p)->next) {
+ if ((*p)->namelen != len)
+ continue;
+ if (memcmp(name, (*p)->name, len))
+ continue;
+ t = *p;
+ break;
+ }
+
+ if (t) {
+ /* verify it's empty: do not count "num_refs" */
+ for (p = &t->subdir; *p; p = &(*p)->next) {
+ if ((*p)->namelen != strlen("num_refs")) {
+ busy = 1;
+ break;
+ }
+ if (memcmp("num_refs", (*p)->name,
+ strlen("num_refs"))) {
+ busy = 1;
+ break;
+ }
+ }
+ }
+
+ if (busy == 0)
+ lprocfs_remove_nolock(&t);
+
+ LPROCFS_WRITE_EXIT();
+
+ return;
+}
+EXPORT_SYMBOL(lprocfs_try_remove_proc_entry);
struct proc_dir_entry *lprocfs_register(const char *name,
struct proc_dir_entry *parent,
}
return newchild;
}
+EXPORT_SYMBOL(lprocfs_register);
/* Generic callbacks */
int lprocfs_rd_uint(char *page, char **start, off_t off,
unsigned int *temp = data;
return snprintf(page, count, "%u\n", *temp);
}
+EXPORT_SYMBOL(lprocfs_rd_uint);
int lprocfs_wr_uint(struct file *file, const char *buffer,
unsigned long count, void *data)
*p = (unsigned int)tmp;
return count;
}
+EXPORT_SYMBOL(lprocfs_wr_uint);
int lprocfs_rd_u64(char *page, char **start, off_t off,
int count, int *eof, void *data)
*eof = 1;
return snprintf(page, count, LPU64"\n", *(__u64 *)data);
}
+EXPORT_SYMBOL(lprocfs_rd_u64);
int lprocfs_rd_atomic(char *page, char **start, off_t off,
int count, int *eof, void *data)
*eof = 1;
return snprintf(page, count, "%d\n", cfs_atomic_read(atom));
}
+EXPORT_SYMBOL(lprocfs_rd_atomic);
int lprocfs_wr_atomic(struct file *file, const char *buffer,
unsigned long count, void *data)
cfs_atomic_set(atm, val);
return count;
}
+EXPORT_SYMBOL(lprocfs_wr_atomic);
int lprocfs_rd_uuid(char *page, char **start, off_t off, int count,
int *eof, void *data)
*eof = 1;
return snprintf(page, count, "%s\n", obd->obd_uuid.uuid);
}
+EXPORT_SYMBOL(lprocfs_rd_uuid);
int lprocfs_rd_name(char *page, char **start, off_t off, int count,
int *eof, void *data)
struct obd_device *dev = data;
LASSERT(dev != NULL);
- LASSERT(dev->obd_name != NULL);
*eof = 1;
return snprintf(page, count, "%s\n", dev->obd_name);
}
-
-int lprocfs_rd_fstype(char *page, char **start, off_t off, int count, int *eof,
- void *data)
-{
- struct obd_device *obd = data;
-
- LASSERT(obd != NULL);
- LASSERT(obd->obd_fsops != NULL);
- LASSERT(obd->obd_fsops->fs_type != NULL);
- return snprintf(page, count, "%s\n", obd->obd_fsops->fs_type);
-}
+EXPORT_SYMBOL(lprocfs_rd_name);
int lprocfs_rd_blksize(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
- struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs,
+ struct obd_device *obd = data;
+ struct obd_statfs osfs;
+ int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
}
return rc;
}
+EXPORT_SYMBOL(lprocfs_rd_blksize);
+
+int lprocfs_osd_rd_blksize(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct dt_device *dt = data;
+ struct obd_statfs osfs;
+ int rc = dt_statfs(NULL, dt, &osfs);
+ if (!rc) {
+ *eof = 1;
+ rc = snprintf(page, count, "%d\n",
+ (unsigned) osfs.os_bsize);
+ }
+ return rc;
+}
+EXPORT_SYMBOL(lprocfs_osd_rd_blksize);
int lprocfs_rd_kbytestotal(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
- struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs,
+ struct obd_device *obd = data;
+ struct obd_statfs osfs;
+ int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
}
return rc;
}
+EXPORT_SYMBOL(lprocfs_rd_kbytestotal);
+
+int lprocfs_osd_rd_kbytestotal(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct dt_device *dt = data;
+ struct obd_statfs osfs;
+ int rc = dt_statfs(NULL, dt, &osfs);
+ if (!rc) {
+ __u32 blk_size = osfs.os_bsize >> 10;
+ __u64 result = osfs.os_blocks;
+
+ while (blk_size >>= 1)
+ result <<= 1;
+
+ *eof = 1;
+ rc = snprintf(page, count, LPU64"\n", result);
+ }
+ return rc;
+}
+EXPORT_SYMBOL(lprocfs_osd_rd_kbytestotal);
int lprocfs_rd_kbytesfree(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
- struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs,
+ struct obd_device *obd = data;
+ struct obd_statfs osfs;
+ int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
}
return rc;
}
+EXPORT_SYMBOL(lprocfs_rd_kbytesfree);
+
+int lprocfs_osd_rd_kbytesfree(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct dt_device *dt = data;
+ struct obd_statfs osfs;
+ int rc = dt_statfs(NULL, dt, &osfs);
+ if (!rc) {
+ __u32 blk_size = osfs.os_bsize >> 10;
+ __u64 result = osfs.os_bfree;
+
+ while (blk_size >>= 1)
+ result <<= 1;
+
+ *eof = 1;
+ rc = snprintf(page, count, LPU64"\n", result);
+ }
+ return rc;
+}
+EXPORT_SYMBOL(lprocfs_osd_rd_kbytesfree);
int lprocfs_rd_kbytesavail(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
- struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs,
+ struct obd_device *obd = data;
+ struct obd_statfs osfs;
+ int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
}
return rc;
}
+EXPORT_SYMBOL(lprocfs_rd_kbytesavail);
+
+int lprocfs_osd_rd_kbytesavail(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct dt_device *dt = data;
+ struct obd_statfs osfs;
+ int rc = dt_statfs(NULL, dt, &osfs);
+ if (!rc) {
+ __u32 blk_size = osfs.os_bsize >> 10;
+ __u64 result = osfs.os_bavail;
+
+ while (blk_size >>= 1)
+ result <<= 1;
+
+ *eof = 1;
+ rc = snprintf(page, count, LPU64"\n", result);
+ }
+ return rc;
+}
+EXPORT_SYMBOL(lprocfs_osd_rd_kbytesavail);
int lprocfs_rd_filestotal(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
- struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs,
+ struct obd_device *obd = data;
+ struct obd_statfs osfs;
+ int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
return rc;
}
+EXPORT_SYMBOL(lprocfs_rd_filestotal);
+
+int lprocfs_osd_rd_filestotal(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct dt_device *dt = data;
+ struct obd_statfs osfs;
+ int rc = dt_statfs(NULL, dt, &osfs);
+ if (!rc) {
+ *eof = 1;
+ rc = snprintf(page, count, LPU64"\n", osfs.os_files);
+ }
+
+ return rc;
+}
+EXPORT_SYMBOL(lprocfs_osd_rd_filestotal);
int lprocfs_rd_filesfree(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
- struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs,
+ struct obd_device *obd = data;
+ struct obd_statfs osfs;
+ int rc = obd_statfs(NULL, obd->obd_self_export, &osfs,
cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
}
return rc;
}
+EXPORT_SYMBOL(lprocfs_rd_filesfree);
+
+int lprocfs_osd_rd_filesfree(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct dt_device *dt = data;
+ struct obd_statfs osfs;
+ int rc = dt_statfs(NULL, dt, &osfs);
+ if (!rc) {
+ *eof = 1;
+ rc = snprintf(page, count, LPU64"\n", osfs.os_ffree);
+ }
+ return rc;
+}
+EXPORT_SYMBOL(lprocfs_osd_rd_filesfree);
int lprocfs_rd_server_uuid(char *page, char **start, off_t off, int count,
int *eof, void *data)
LPROCFS_CLIMP_EXIT(obd);
return rc;
}
+EXPORT_SYMBOL(lprocfs_rd_server_uuid);
int lprocfs_rd_conn_uuid(char *page, char **start, off_t off, int count,
int *eof, void *data)
LPROCFS_CLIMP_EXIT(obd);
return rc;
}
+EXPORT_SYMBOL(lprocfs_rd_conn_uuid);
/** add up per-cpu counters */
void lprocfs_stats_collect(struct lprocfs_stats *stats, int idx,
- struct lprocfs_counter *cnt)
+ struct lprocfs_counter *cnt)
{
- unsigned int num_cpu;
- struct lprocfs_counter t;
- struct lprocfs_counter *percpu_cntr;
- int centry, i;
+ unsigned int num_entry;
+ struct lprocfs_counter *percpu_cntr;
+ struct lprocfs_counter_header *cntr_header;
+ int i;
+ unsigned long flags = 0;
- memset(cnt, 0, sizeof(*cnt));
+ memset(cnt, 0, sizeof(*cnt));
- if (stats == NULL) {
- /* set count to 1 to avoid divide-by-zero errs in callers */
- cnt->lc_count = 1;
- return;
- }
+ if (stats == NULL) {
+ /* set count to 1 to avoid divide-by-zero errs in callers */
+ cnt->lc_count = 1;
+ return;
+ }
- cnt->lc_min = LC_MIN_INIT;
-
- num_cpu = lprocfs_stats_lock(stats, LPROCFS_GET_NUM_CPU);
-
- for (i = 0; i < num_cpu; i++) {
- percpu_cntr = &(stats->ls_percpu[i])->lp_cntr[idx];
-
- do {
- centry = cfs_atomic_read(&percpu_cntr-> \
- lc_cntl.la_entry);
- t.lc_count = percpu_cntr->lc_count;
- t.lc_sum = percpu_cntr->lc_sum;
- t.lc_min = percpu_cntr->lc_min;
- t.lc_max = percpu_cntr->lc_max;
- t.lc_sumsquare = percpu_cntr->lc_sumsquare;
- } while (centry != cfs_atomic_read(&percpu_cntr->lc_cntl. \
- la_entry) &&
- centry != cfs_atomic_read(&percpu_cntr->lc_cntl. \
- la_exit));
- cnt->lc_count += t.lc_count;
- cnt->lc_sum += t.lc_sum;
- if (t.lc_min < cnt->lc_min)
- cnt->lc_min = t.lc_min;
- if (t.lc_max > cnt->lc_max)
- cnt->lc_max = t.lc_max;
- cnt->lc_sumsquare += t.lc_sumsquare;
- }
+ cnt->lc_min = LC_MIN_INIT;
- cnt->lc_units = stats->ls_percpu[0]->lp_cntr[idx].lc_units;
- lprocfs_stats_unlock(stats, LPROCFS_GET_NUM_CPU);
+ num_entry = lprocfs_stats_lock(stats, LPROCFS_GET_NUM_CPU, &flags);
+
+ for (i = 0; i < num_entry; i++) {
+ if (stats->ls_percpu[i] == NULL)
+ continue;
+ cntr_header = &stats->ls_cnt_header[idx];
+ percpu_cntr = lprocfs_stats_counter_get(stats, i, idx);
+
+ cnt->lc_count += percpu_cntr->lc_count;
+ cnt->lc_sum += percpu_cntr->lc_sum;
+ if (percpu_cntr->lc_min < cnt->lc_min)
+ cnt->lc_min = percpu_cntr->lc_min;
+ if (percpu_cntr->lc_max > cnt->lc_max)
+ cnt->lc_max = percpu_cntr->lc_max;
+ cnt->lc_sumsquare += percpu_cntr->lc_sumsquare;
+ }
+
+ lprocfs_stats_unlock(stats, LPROCFS_GET_NUM_CPU, &flags);
}
+EXPORT_SYMBOL(lprocfs_stats_collect);
/**
* Append a space separated list of current set flags to str.
"layout_lock",
"64bithash",
"object_max_bytes",
+ "imp_recov",
+ "jobstats",
+ "umask",
+ "einprogress",
+ "grant_param",
+ "flock_owner",
+ "lvb_type",
+ "nanoseconds_times",
+ "lightweight_conn",
+ "short_io",
+ "pingless",
+ "unknown",
NULL
};
int lprocfs_rd_import(char *page, char **start, off_t off, int count,
int *eof, void *data)
{
- struct lprocfs_counter ret;
- struct obd_device *obd = (struct obd_device *)data;
- struct obd_import *imp;
- struct obd_import_conn *conn;
- int i, j, k, rw = 0;
+ struct lprocfs_counter ret;
+ struct lprocfs_counter_header *header;
+ struct obd_device *obd = (struct obd_device *)data;
+ struct obd_import *imp;
+ struct obd_import_conn *conn;
+ int i;
+ int j;
+ int k;
+ int rw = 0;
LASSERT(obd != NULL);
LPROCFS_CLIMP_CHECK(obd);
" name: %s\n"
" target: %s\n"
" state: %s\n"
+ " instance: %u\n"
" connect_flags: [",
obd->obd_name,
obd2cli_tgt(obd),
- ptlrpc_import_state_name(imp->imp_state));
+ ptlrpc_import_state_name(imp->imp_state),
+ imp->imp_connect_data.ocd_instance);
i += obd_connect_flags2str(page + i, count - i,
imp->imp_connect_data.ocd_connect_flags,
", ");
"]\n"
" connection:\n"
" failover_nids: [");
- cfs_spin_lock(&imp->imp_lock);
+ spin_lock(&imp->imp_lock);
j = 0;
cfs_list_for_each_entry(conn, &imp->imp_conn_list, oic_item) {
i += snprintf(page + i, count - i, "%s%s", j ? ", " : "",
libcfs_nid2str(conn->oic_conn->c_peer.nid));
j++;
}
- cfs_spin_unlock(&imp->imp_lock);
- i += snprintf(page + i, count - i,
- "]\n"
- " current_connection: %s\n"
- " connection_attempts: %u\n"
- " generation: %u\n"
- " in-progress_invalidations: %u\n",
- libcfs_nid2str(imp->imp_connection->c_peer.nid),
- imp->imp_conn_cnt,
- imp->imp_generation,
- cfs_atomic_read(&imp->imp_inval_count));
-
+ i += snprintf(page + i, count - i,
+ "]\n"
+ " current_connection: %s\n"
+ " connection_attempts: %u\n"
+ " generation: %u\n"
+ " in-progress_invalidations: %u\n",
+ imp->imp_connection == NULL ? "<none>" :
+ libcfs_nid2str(imp->imp_connection->c_peer.nid),
+ imp->imp_conn_cnt,
+ imp->imp_generation,
+ cfs_atomic_read(&imp->imp_inval_count));
+ spin_unlock(&imp->imp_lock);
+
+ if (obd->obd_svc_stats == NULL)
+ goto out_climp;
+
+ header = &obd->obd_svc_stats->ls_cnt_header[PTLRPC_REQWAIT_CNTR];
lprocfs_stats_collect(obd->obd_svc_stats, PTLRPC_REQWAIT_CNTR, &ret);
if (ret.lc_count != 0) {
/* first argument to do_div MUST be __u64 */
cfs_atomic_read(&imp->imp_inflight),
cfs_atomic_read(&imp->imp_unregistering),
cfs_atomic_read(&imp->imp_timeouts),
- ret.lc_sum, ret.lc_units);
+ ret.lc_sum, header->lc_units);
k = 0;
for(j = 0; j < IMP_AT_MAX_PORTALS; j++) {
}
k = (int)ret.lc_sum;
j = opcode_offset(OST_READ + rw) + EXTRA_MAX_OPCODES;
+ header = &obd->obd_svc_stats->ls_cnt_header[j];
lprocfs_stats_collect(obd->obd_svc_stats, j, &ret);
if (ret.lc_sum > 0 && ret.lc_count != 0) {
/* first argument to do_div MUST be __u64 */
ret.lc_sum = sum;
i += snprintf(page + i, count - i,
" %s_per_rpc: "LPU64"\n",
- ret.lc_units, ret.lc_sum);
+ header->lc_units, ret.lc_sum);
j = (int)ret.lc_sum;
if (j > 0)
i += snprintf(page + i, count - i,
}
}
+out_climp:
LPROCFS_CLIMP_EXIT(obd);
return i;
}
+EXPORT_SYMBOL(lprocfs_rd_import);
int lprocfs_rd_state(char *page, char **start, off_t off, int count,
int *eof, void *data)
LPROCFS_CLIMP_EXIT(obd);
return i;
}
+EXPORT_SYMBOL(lprocfs_rd_state);
int lprocfs_at_hist_helper(char *page, int count, int rc,
struct adaptive_timeout *at)
rc += snprintf(page + rc, count - rc, "\n");
return rc;
}
+EXPORT_SYMBOL(lprocfs_at_hist_helper);
/* See also ptlrpc_lprocfs_rd_timeouts */
int lprocfs_rd_timeouts(char *page, char **start, off_t off, int count,
LPROCFS_CLIMP_EXIT(obd);
return rc;
}
+EXPORT_SYMBOL(lprocfs_rd_timeouts);
int lprocfs_rd_connect_flags(char *page, char **start, off_t off,
int count, int *eof, void *data)
*eof = 1;
return snprintf(page, count, "%u\n", obd->obd_num_exports);
}
+EXPORT_SYMBOL(lprocfs_rd_num_exports);
int lprocfs_rd_numrefs(char *page, char **start, off_t off, int count,
int *eof, void *data)
*eof = 1;
return snprintf(page, count, "%d\n", class->typ_refcnt);
}
+EXPORT_SYMBOL(lprocfs_rd_numrefs);
int lprocfs_obd_setup(struct obd_device *obd, struct lprocfs_vars *list)
{
}
return rc;
}
+EXPORT_SYMBOL(lprocfs_obd_setup);
int lprocfs_obd_cleanup(struct obd_device *obd)
{
}
return 0;
}
+EXPORT_SYMBOL(lprocfs_obd_cleanup);
static void lprocfs_free_client_stats(struct nid_stat *client_stat)
{
- CDEBUG(D_CONFIG, "stat %p - data %p/%p/%p\n", client_stat,
- client_stat->nid_proc, client_stat->nid_stats,
- client_stat->nid_brw_stats);
+ CDEBUG(D_CONFIG, "stat %p - data %p/%p\n", client_stat,
+ client_stat->nid_proc, client_stat->nid_stats);
LASSERTF(cfs_atomic_read(&client_stat->nid_exp_ref_count) == 0,
"nid %s:count %d\n", libcfs_nid2str(client_stat->nid),
atomic_read(&client_stat->nid_exp_ref_count));
- cfs_hlist_del_init(&client_stat->nid_hash);
-
if (client_stat->nid_proc)
lprocfs_remove(&client_stat->nid_proc);
if (client_stat->nid_stats)
lprocfs_free_stats(&client_stat->nid_stats);
- if (client_stat->nid_brw_stats)
- OBD_FREE_PTR(client_stat->nid_brw_stats);
-
if (client_stat->nid_ldlm_stats)
lprocfs_free_stats(&client_stat->nid_ldlm_stats);
void lprocfs_free_per_client_stats(struct obd_device *obd)
{
+ cfs_hash_t *hash = obd->obd_nid_stats_hash;
struct nid_stat *stat;
ENTRY;
/* we need extra list - because hash_exit called to early */
/* not need locking because all clients is died */
- while(!cfs_list_empty(&obd->obd_nid_stats)) {
+ while (!cfs_list_empty(&obd->obd_nid_stats)) {
stat = cfs_list_entry(obd->obd_nid_stats.next,
struct nid_stat, nid_list);
cfs_list_del_init(&stat->nid_list);
+ cfs_hash_del(hash, &stat->nid, &stat->nid_hash);
lprocfs_free_client_stats(stat);
}
-
EXIT;
}
+EXPORT_SYMBOL(lprocfs_free_per_client_stats);
struct lprocfs_stats *lprocfs_alloc_stats(unsigned int num,
enum lprocfs_stats_flags flags)
{
- struct lprocfs_stats *stats;
- unsigned int percpusize;
- unsigned int i, j;
- unsigned int num_cpu;
+ struct lprocfs_stats *stats;
+ unsigned int num_entry;
+ unsigned int percpusize = 0;
+ int i;
if (num == 0)
return NULL;
- if (flags & LPROCFS_STATS_FLAG_NOPERCPU)
- num_cpu = 1;
- else
- num_cpu = cfs_num_possible_cpus();
-
- OBD_ALLOC(stats, offsetof(typeof(*stats), ls_percpu[num_cpu]));
- if (stats == NULL)
- return NULL;
-
- if (flags & LPROCFS_STATS_FLAG_NOPERCPU) {
- stats->ls_flags = flags;
- cfs_spin_lock_init(&stats->ls_lock);
- /* Use this lock only if there are no percpu areas */
- } else {
- stats->ls_flags = 0;
- }
-
- percpusize = offsetof(struct lprocfs_percpu, lp_cntr[num]);
- if (num_cpu > 1)
- percpusize = CFS_L1_CACHE_ALIGN(percpusize);
-
- for (i = 0; i < num_cpu; i++) {
- OBD_ALLOC(stats->ls_percpu[i], percpusize);
- if (stats->ls_percpu[i] == NULL) {
- for (j = 0; j < i; j++) {
- OBD_FREE(stats->ls_percpu[j], percpusize);
- stats->ls_percpu[j] = NULL;
- }
- break;
- }
- }
- if (stats->ls_percpu[0] == NULL) {
- OBD_FREE(stats, offsetof(typeof(*stats),
- ls_percpu[num_cpu]));
- return NULL;
- }
-
- stats->ls_num = num;
- return stats;
+ if (lprocfs_no_percpu_stats != 0)
+ flags |= LPROCFS_STATS_FLAG_NOPERCPU;
+
+ if (flags & LPROCFS_STATS_FLAG_NOPERCPU)
+ num_entry = 1;
+ else
+ num_entry = cfs_num_possible_cpus();
+
+ /* alloc percpu pointers for all possible cpu slots */
+ LIBCFS_ALLOC(stats, offsetof(typeof(*stats), ls_percpu[num_entry]));
+ if (stats == NULL)
+ return NULL;
+
+ stats->ls_num = num;
+ stats->ls_flags = flags;
+ spin_lock_init(&stats->ls_lock);
+
+ /* alloc num of counter headers */
+ LIBCFS_ALLOC(stats->ls_cnt_header,
+ stats->ls_num * sizeof(struct lprocfs_counter_header));
+ if (stats->ls_cnt_header == NULL)
+ goto fail;
+
+ if ((flags & LPROCFS_STATS_FLAG_NOPERCPU) != 0) {
+ /* contains only one set counters */
+ percpusize = lprocfs_stats_counter_size(stats);
+ LIBCFS_ALLOC_ATOMIC(stats->ls_percpu[0], percpusize);
+ if (stats->ls_percpu[0] == NULL)
+ goto fail;
+ stats->ls_biggest_alloc_num = 1;
+ } else if ((flags & LPROCFS_STATS_FLAG_IRQ_SAFE) != 0) {
+ /* alloc all percpu data, currently only obd_memory use this */
+ for (i = 0; i < num_entry; ++i)
+ if (lprocfs_stats_alloc_one(stats, i) < 0)
+ goto fail;
+ }
+
+ return stats;
+
+fail:
+ lprocfs_free_stats(&stats);
+ return NULL;
}
+EXPORT_SYMBOL(lprocfs_alloc_stats);
void lprocfs_free_stats(struct lprocfs_stats **statsh)
{
- struct lprocfs_stats *stats = *statsh;
- unsigned int num_cpu;
- unsigned int percpusize;
- unsigned int i;
+ struct lprocfs_stats *stats = *statsh;
+ unsigned int num_entry;
+ unsigned int percpusize;
+ unsigned int i;
if (stats == NULL || stats->ls_num == 0)
return;
*statsh = NULL;
- if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU)
- num_cpu = 1;
- else
- num_cpu = cfs_num_possible_cpus();
+ if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU)
+ num_entry = 1;
+ else
+ num_entry = cfs_num_possible_cpus();
- percpusize = offsetof(struct lprocfs_percpu, lp_cntr[stats->ls_num]);
- if (num_cpu > 1)
- percpusize = CFS_L1_CACHE_ALIGN(percpusize);
- for (i = 0; i < num_cpu; i++)
- OBD_FREE(stats->ls_percpu[i], percpusize);
- OBD_FREE(stats, offsetof(typeof(*stats), ls_percpu[num_cpu]));
+ percpusize = lprocfs_stats_counter_size(stats);
+ for (i = 0; i < num_entry; i++)
+ if (stats->ls_percpu[i] != NULL)
+ LIBCFS_FREE(stats->ls_percpu[i], percpusize);
+ if (stats->ls_cnt_header != NULL)
+ LIBCFS_FREE(stats->ls_cnt_header, stats->ls_num *
+ sizeof(struct lprocfs_counter_header));
+ LIBCFS_FREE(stats, offsetof(typeof(*stats), ls_percpu[num_entry]));
}
+EXPORT_SYMBOL(lprocfs_free_stats);
void lprocfs_clear_stats(struct lprocfs_stats *stats)
{
- struct lprocfs_counter *percpu_cntr;
- int i,j;
- unsigned int num_cpu;
-
- num_cpu = lprocfs_stats_lock(stats, LPROCFS_GET_NUM_CPU);
-
- for (i = 0; i < num_cpu; i++) {
- for (j = 0; j < stats->ls_num; j++) {
- percpu_cntr = &(stats->ls_percpu[i])->lp_cntr[j];
- cfs_atomic_inc(&percpu_cntr->lc_cntl.la_entry);
- percpu_cntr->lc_count = 0;
- percpu_cntr->lc_sum = 0;
- percpu_cntr->lc_min = LC_MIN_INIT;
- percpu_cntr->lc_max = 0;
- percpu_cntr->lc_sumsquare = 0;
- cfs_atomic_inc(&percpu_cntr->lc_cntl.la_exit);
- }
- }
-
- lprocfs_stats_unlock(stats, LPROCFS_GET_NUM_CPU);
+ struct lprocfs_counter *percpu_cntr;
+ struct lprocfs_counter_header *header;
+ int i;
+ int j;
+ unsigned int num_entry;
+ unsigned long flags = 0;
+
+ num_entry = lprocfs_stats_lock(stats, LPROCFS_GET_NUM_CPU, &flags);
+
+ for (i = 0; i < num_entry; i++) {
+ if (stats->ls_percpu[i] == NULL)
+ continue;
+ for (j = 0; j < stats->ls_num; j++) {
+ header = &stats->ls_cnt_header[j];
+ percpu_cntr = lprocfs_stats_counter_get(stats, i, j);
+ percpu_cntr->lc_count = 0;
+ percpu_cntr->lc_min = LC_MIN_INIT;
+ percpu_cntr->lc_max = 0;
+ percpu_cntr->lc_sumsquare = 0;
+ percpu_cntr->lc_sum = 0;
+ if (stats->ls_flags & LPROCFS_STATS_FLAG_IRQ_SAFE)
+ percpu_cntr->lc_sum_irq = 0;
+ }
+ }
+
+ lprocfs_stats_unlock(stats, LPROCFS_GET_NUM_CPU, &flags);
}
+EXPORT_SYMBOL(lprocfs_clear_stats);
static ssize_t lprocfs_stats_seq_write(struct file *file, const char *buf,
size_t len, loff_t *off)
struct lprocfs_stats *stats = p->private;
/* return 1st cpu location */
return (*pos >= stats->ls_num) ? NULL :
- &(stats->ls_percpu[0]->lp_cntr[*pos]);
+ lprocfs_stats_counter_get(stats, 0, *pos);
}
static void lprocfs_stats_seq_stop(struct seq_file *p, void *v)
struct lprocfs_stats *stats = p->private;
++*pos;
return (*pos >= stats->ls_num) ? NULL :
- &(stats->ls_percpu[0]->lp_cntr[*pos]);
+ lprocfs_stats_counter_get(stats, 0, *pos);
}
/* seq file export of one lprocfs counter */
static int lprocfs_stats_seq_show(struct seq_file *p, void *v)
{
- struct lprocfs_stats *stats = p->private;
- struct lprocfs_counter *cntr = v;
- struct lprocfs_counter ret;
- int idx, rc = 0;
-
- if (cntr == &(stats->ls_percpu[0])->lp_cntr[0]) {
- struct timeval now;
- cfs_gettimeofday(&now);
- rc = seq_printf(p, "%-25s %lu.%lu secs.usecs\n",
- "snapshot_time", now.tv_sec, now.tv_usec);
- if (rc < 0)
- return rc;
- }
- idx = cntr - &(stats->ls_percpu[0])->lp_cntr[0];
-
- lprocfs_stats_collect(stats, idx, &ret);
-
- if (ret.lc_count == 0)
- goto out;
-
- rc = seq_printf(p, "%-25s "LPD64" samples [%s]", cntr->lc_name,
- ret.lc_count, cntr->lc_units);
-
- if (rc < 0)
- goto out;
-
- if ((cntr->lc_config & LPROCFS_CNTR_AVGMINMAX) && (ret.lc_count > 0)) {
- rc = seq_printf(p, " "LPD64" "LPD64" "LPD64,
- ret.lc_min, ret.lc_max, ret.lc_sum);
- if (rc < 0)
- goto out;
- if (cntr->lc_config & LPROCFS_CNTR_STDDEV)
- rc = seq_printf(p, " "LPD64, ret.lc_sumsquare);
- if (rc < 0)
- goto out;
- }
- rc = seq_printf(p, "\n");
+ struct lprocfs_stats *stats = p->private;
+ struct lprocfs_counter *cntr = v;
+ struct lprocfs_counter ret;
+ struct lprocfs_counter_header *header;
+ int entry_size;
+ int idx;
+ int rc = 0;
+
+ if (cntr == &(stats->ls_percpu[0])->lp_cntr[0]) {
+ struct timeval now;
+ cfs_gettimeofday(&now);
+ rc = seq_printf(p, "%-25s %lu.%lu secs.usecs\n",
+ "snapshot_time", now.tv_sec, now.tv_usec);
+ if (rc < 0)
+ return rc;
+ }
+ entry_size = sizeof(*cntr);
+ if (stats->ls_flags & LPROCFS_STATS_FLAG_IRQ_SAFE)
+ entry_size += sizeof(__s64);
+ idx = ((void *)cntr - (void *)&(stats->ls_percpu[0])->lp_cntr[0]) /
+ entry_size;
+
+ header = &stats->ls_cnt_header[idx];
+ lprocfs_stats_collect(stats, idx, &ret);
+
+ if (ret.lc_count == 0)
+ goto out;
+
+ rc = seq_printf(p, "%-25s "LPD64" samples [%s]", header->lc_name,
+ ret.lc_count, header->lc_units);
+
+ if (rc < 0)
+ goto out;
+
+ if ((header->lc_config & LPROCFS_CNTR_AVGMINMAX) &&
+ (ret.lc_count > 0)) {
+ rc = seq_printf(p, " "LPD64" "LPD64" "LPD64,
+ ret.lc_min, ret.lc_max, ret.lc_sum);
+ if (rc < 0)
+ goto out;
+ if (header->lc_config & LPROCFS_CNTR_STDDEV)
+ rc = seq_printf(p, " "LPD64, ret.lc_sumsquare);
+ if (rc < 0)
+ goto out;
+ }
+ rc = seq_printf(p, "\n");
out:
- return (rc < 0) ? rc : 0;
+ return (rc < 0) ? rc : 0;
}
struct seq_operations lprocfs_stats_seq_sops = {
return 0;
}
+EXPORT_SYMBOL(lprocfs_register_stats);
void lprocfs_counter_init(struct lprocfs_stats *stats, int index,
- unsigned conf, const char *name, const char *units)
-{
- struct lprocfs_counter *c;
- int i;
- unsigned int num_cpu;
-
- LASSERT(stats != NULL);
-
- num_cpu = lprocfs_stats_lock(stats, LPROCFS_GET_NUM_CPU);
-
- for (i = 0; i < num_cpu; i++) {
- c = &(stats->ls_percpu[i]->lp_cntr[index]);
- c->lc_config = conf;
- c->lc_count = 0;
- c->lc_sum = 0;
- c->lc_min = LC_MIN_INIT;
- c->lc_max = 0;
- c->lc_name = name;
- c->lc_units = units;
- }
-
- lprocfs_stats_unlock(stats, LPROCFS_GET_NUM_CPU);
+ unsigned conf, const char *name, const char *units)
+{
+ struct lprocfs_counter_header *header;
+ struct lprocfs_counter *percpu_cntr;
+ unsigned long flags = 0;
+ unsigned int i;
+ unsigned int num_cpu;
+
+ LASSERT(stats != NULL);
+
+ header = &stats->ls_cnt_header[index];
+ LASSERTF(header != NULL, "Failed to allocate stats header:[%d]%s/%s\n",
+ index, name, units);
+
+ header->lc_config = conf;
+ header->lc_name = name;
+ header->lc_units = units;
+
+ num_cpu = lprocfs_stats_lock(stats, LPROCFS_GET_NUM_CPU, &flags);
+ for (i = 0; i < num_cpu; ++i) {
+ if (stats->ls_percpu[i] == NULL)
+ continue;
+ percpu_cntr = lprocfs_stats_counter_get(stats, i, index);
+ percpu_cntr->lc_count = 0;
+ percpu_cntr->lc_min = LC_MIN_INIT;
+ percpu_cntr->lc_max = 0;
+ percpu_cntr->lc_sumsquare = 0;
+ percpu_cntr->lc_sum = 0;
+ if ((stats->ls_flags & LPROCFS_STATS_FLAG_IRQ_SAFE) != 0)
+ percpu_cntr->lc_sum_irq = 0;
+ }
+ lprocfs_stats_unlock(stats, LPROCFS_GET_NUM_CPU, &flags);
}
EXPORT_SYMBOL(lprocfs_counter_init);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_init);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_fini);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_alloc);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, fid_delete);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, statfs);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, statfs_async);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, packmd);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, get_uuid);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, quotacheck);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, quotactl);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, quota_adjust_qunit);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, ping);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_new);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_rem);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, getref);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, putref);
}
+EXPORT_SYMBOL(lprocfs_init_ops_stats);
int lprocfs_alloc_obd_stats(struct obd_device *obd, unsigned num_private_stats)
{
* <obd.h>, and that the corresponding line item
* LPROCFS_OBD_OP_INIT(.., .., opname)
* is missing from the list above. */
- LASSERTF(stats->ls_percpu[0]->lp_cntr[i].lc_name != NULL,
+ LASSERTF(stats->ls_cnt_header[i].lc_name != NULL,
"Missing obd_stat initializer obd_op "
"operation at offset %d.\n", i - num_private_stats);
}
}
return rc;
}
+EXPORT_SYMBOL(lprocfs_alloc_obd_stats);
void lprocfs_free_obd_stats(struct obd_device *obd)
{
if (obd->obd_stats)
lprocfs_free_stats(&obd->obd_stats);
}
+EXPORT_SYMBOL(lprocfs_free_obd_stats);
#define LPROCFS_MD_OP_INIT(base, stats, op) \
do { \
void lprocfs_init_mps_stats(int num_private_stats, struct lprocfs_stats *stats)
{
LPROCFS_MD_OP_INIT(num_private_stats, stats, getstatus);
- LPROCFS_MD_OP_INIT(num_private_stats, stats, change_cbdata);
+ LPROCFS_MD_OP_INIT(num_private_stats, stats, null_inode);
LPROCFS_MD_OP_INIT(num_private_stats, stats, find_cbdata);
LPROCFS_MD_OP_INIT(num_private_stats, stats, close);
LPROCFS_MD_OP_INIT(num_private_stats, stats, create);
LPROCFS_MD_OP_INIT(num_private_stats, stats, intent_getattr_async);
LPROCFS_MD_OP_INIT(num_private_stats, stats, revalidate_lock);
}
+EXPORT_SYMBOL(lprocfs_init_mps_stats);
int lprocfs_alloc_md_stats(struct obd_device *obd,
unsigned num_private_stats)
lprocfs_init_mps_stats(num_private_stats, stats);
for (i = num_private_stats; i < num_stats; i++) {
- if (stats->ls_percpu[0]->lp_cntr[i].lc_name == NULL) {
+ if (stats->ls_cnt_header[i].lc_name == NULL) {
CERROR("Missing md_stat initializer md_op "
"operation at offset %d. Aborting.\n",
i - num_private_stats);
}
return rc;
}
+EXPORT_SYMBOL(lprocfs_alloc_md_stats);
void lprocfs_free_md_stats(struct obd_device *obd)
{
lprocfs_free_stats(&stats);
}
}
+EXPORT_SYMBOL(lprocfs_free_md_stats);
void lprocfs_init_ldlm_stats(struct lprocfs_stats *ldlm_stats)
{
LDLM_GL_CALLBACK - LDLM_FIRST_OPC,
0, "ldlm_gl_callback", "reqs");
}
+EXPORT_SYMBOL(lprocfs_init_ldlm_stats);
int lprocfs_exp_rd_nid(char *page, char **start, off_t off, int count,
int *eof, void *data)
}
EXPORT_SYMBOL(lprocfs_nid_stats_clear_read);
-int lprocfs_nid_stats_clear_write_cb(void *obj, void *data)
+static int lprocfs_nid_stats_clear_write_cb(void *obj, void *data)
{
struct nid_stat *stat = obj;
- int i;
ENTRY;
CDEBUG(D_INFO,"refcnt %d\n", cfs_atomic_read(&stat->nid_exp_ref_count));
if (cfs_atomic_read(&stat->nid_exp_ref_count) == 1) {
/* object has only hash references. */
- cfs_spin_lock(&stat->nid_obd->obd_nid_lock);
- cfs_list_move(&stat->nid_list, data);
- cfs_spin_unlock(&stat->nid_obd->obd_nid_lock);
+ spin_lock(&stat->nid_obd->obd_nid_lock);
+ cfs_list_move(&stat->nid_list, data);
+ spin_unlock(&stat->nid_obd->obd_nid_lock);
RETURN(1);
}
/* we has reference to object - only clear data*/
if (stat->nid_stats)
lprocfs_clear_stats(stat->nid_stats);
- if (stat->nid_brw_stats) {
- for (i = 0; i < BRW_LAST; i++)
- lprocfs_oh_clear(&stat->nid_brw_stats->hist[i]);
- }
RETURN(0);
}
exp->exp_nid_stats = new_stat;
*newnid = 1;
/* protect competitive add to list, not need locking on destroy */
- cfs_spin_lock(&obd->obd_nid_lock);
- cfs_list_add(&new_stat->nid_list, &obd->obd_nid_stats);
- cfs_spin_unlock(&obd->obd_nid_lock);
+ spin_lock(&obd->obd_nid_lock);
+ cfs_list_add(&new_stat->nid_list, &obd->obd_nid_stats);
+ spin_unlock(&obd->obd_nid_lock);
RETURN(rc);
OBD_FREE_PTR(new_stat);
RETURN(rc);
}
+EXPORT_SYMBOL(lprocfs_exp_setup);
int lprocfs_exp_cleanup(struct obd_export *exp)
{
return 0;
}
+EXPORT_SYMBOL(lprocfs_exp_cleanup);
int lprocfs_write_helper(const char *buffer, unsigned long count,
int *val)
{
return lprocfs_write_frac_helper(buffer, count, val, 1);
}
+EXPORT_SYMBOL(lprocfs_write_helper);
int lprocfs_write_frac_helper(const char *buffer, unsigned long count,
int *val, int mult)
}
return 0;
}
+EXPORT_SYMBOL(lprocfs_write_frac_helper);
int lprocfs_read_frac_helper(char *buffer, unsigned long count, long val,
int mult)
buffer[prtn++] ='\n';
return prtn;
}
+EXPORT_SYMBOL(lprocfs_read_frac_helper);
int lprocfs_write_u64_helper(const char *buffer, unsigned long count,__u64 *val)
{
return lprocfs_write_frac_u64_helper(buffer, count, val, 1);
}
+EXPORT_SYMBOL(lprocfs_write_u64_helper);
int lprocfs_write_frac_u64_helper(const char *buffer, unsigned long count,
__u64 *val, int mult)
*val = whole * mult + frac;
return 0;
}
+EXPORT_SYMBOL(lprocfs_write_frac_u64_helper);
-int lprocfs_seq_create(cfs_proc_dir_entry_t *parent, char *name, mode_t mode,
- struct file_operations *seq_fops, void *data)
+static char *lprocfs_strnstr(const char *s1, const char *s2, size_t len)
+{
+ size_t l2;
+
+ l2 = strlen(s2);
+ if (!l2)
+ return (char *)s1;
+ while (len >= l2) {
+ len--;
+ if (!memcmp(s1, s2, l2))
+ return (char *)s1;
+ s1++;
+ }
+ return NULL;
+}
+
+/**
+ * Find the string \a name in the input \a buffer, and return a pointer to the
+ * value immediately following \a name, reducing \a count appropriately.
+ * If \a name is not found the original \a buffer is returned.
+ */
+char *lprocfs_find_named_value(const char *buffer, const char *name,
+ unsigned long *count)
+{
+ char *val;
+ size_t buflen = *count;
+
+ /* there is no strnstr() in rhel5 and ubuntu kernels */
+ val = lprocfs_strnstr(buffer, name, buflen);
+ if (val == NULL)
+ return (char *)buffer;
+
+ val += strlen(name); /* skip prefix */
+ while (val < buffer + buflen && isspace(*val)) /* skip separator */
+ val++;
+
+ *count = 0;
+ while (val < buffer + buflen && isalnum(*val)) {
+ ++*count;
+ ++val;
+ }
+
+ return val - *count;
+}
+EXPORT_SYMBOL(lprocfs_find_named_value);
+
+int lprocfs_seq_create(cfs_proc_dir_entry_t *parent,
+ const char *name,
+ mode_t mode,
+ const struct file_operations *seq_fops,
+ void *data)
{
struct proc_dir_entry *entry;
ENTRY;
+ /* Disallow secretly (un)writable entries. */
+ LASSERT((seq_fops->write == NULL) == ((mode & 0222) == 0));
+
LPROCFS_WRITE_ENTRY();
entry = create_proc_entry(name, mode, parent);
if (entry) {
}
EXPORT_SYMBOL(lprocfs_seq_create);
-__inline__ int lprocfs_obd_seq_create(struct obd_device *dev, char *name,
- mode_t mode,
- struct file_operations *seq_fops,
- void *data)
+int lprocfs_obd_seq_create(struct obd_device *dev,
+ const char *name,
+ mode_t mode,
+ const struct file_operations *seq_fops,
+ void *data)
{
return (lprocfs_seq_create(dev->obd_proc_entry, name,
mode, seq_fops, data));
void lprocfs_oh_tally(struct obd_histogram *oh, unsigned int value)
{
- if (value >= OBD_HIST_MAX)
- value = OBD_HIST_MAX - 1;
+ if (value >= OBD_HIST_MAX)
+ value = OBD_HIST_MAX - 1;
- cfs_spin_lock(&oh->oh_lock);
- oh->oh_buckets[value]++;
- cfs_spin_unlock(&oh->oh_lock);
+ spin_lock(&oh->oh_lock);
+ oh->oh_buckets[value]++;
+ spin_unlock(&oh->oh_lock);
}
EXPORT_SYMBOL(lprocfs_oh_tally);
void lprocfs_oh_clear(struct obd_histogram *oh)
{
- cfs_spin_lock(&oh->oh_lock);
- memset(oh->oh_buckets, 0, sizeof(oh->oh_buckets));
- cfs_spin_unlock(&oh->oh_lock);
+ spin_lock(&oh->oh_lock);
+ memset(oh->oh_buckets, 0, sizeof(oh->oh_buckets));
+ spin_unlock(&oh->oh_lock);
}
EXPORT_SYMBOL(lprocfs_oh_clear);
c += cfs_hash_debug_str(obd->obd_uuid_hash, page + c, count - c);
c += cfs_hash_debug_str(obd->obd_nid_hash, page + c, count - c);
c += cfs_hash_debug_str(obd->obd_nid_stats_hash, page+c, count-c);
-#ifdef HAVE_QUOTA_SUPPORT
- if (obd->u.obt.obt_qctxt.lqc_lqs_hash)
- c += cfs_hash_debug_str(obd->u.obt.obt_qctxt.lqc_lqs_hash,
- page + c, count - c);
-#endif
return c;
}
"last_transno: "LPD64"\n",
obd->obd_next_recovery_transno - 1)<=0)
goto out;
- if (lprocfs_obd_snprintf(&page, size, &len, "VBR: %s\n",
- obd->obd_version_recov ? "ON" : "OFF")<=0)
+ if (lprocfs_obd_snprintf(&page, size, &len, "VBR: %s\n",
+ obd->obd_version_recov ?
+ "ENABLED" : "DISABLED") <=0)
+ goto out;
+ if (lprocfs_obd_snprintf(&page, size, &len, "IR: %s\n",
+ obd->obd_no_ir ?
+ "DISABLED" : "ENABLED") <= 0)
goto out;
goto fclose;
}
obd->obd_recovery_start) <= 0)
goto out;
if (lprocfs_obd_snprintf(&page, size, &len, "time_remaining: %lu\n",
- cfs_time_current_sec() >= obd->obd_recovery_end ? 0 :
- obd->obd_recovery_end - cfs_time_current_sec()) <= 0)
+ cfs_time_current_sec() >=
+ obd->obd_recovery_start +
+ obd->obd_recovery_timeout ? 0 :
+ obd->obd_recovery_start +
+ obd->obd_recovery_timeout -
+ cfs_time_current_sec()) <= 0)
goto out;
if (lprocfs_obd_snprintf(&page, size, &len,"connected_clients: %d/%d\n",
- obd->obd_connected_clients,
+ cfs_atomic_read(&obd->obd_connected_clients),
obd->obd_max_recoverable_clients) <= 0)
goto out;
/* Number of clients that have completed recovery */
<=0)
goto out;
if (lprocfs_obd_snprintf(&page, size, &len,"completed_clients: %d\n",
- obd->obd_connected_clients -
+ cfs_atomic_read(&obd->obd_connected_clients) -
cfs_atomic_read(&obd->obd_lock_replay_clients))
<=0)
goto out;
}
EXPORT_SYMBOL(lprocfs_obd_rd_recovery_status);
+int lprocfs_obd_rd_ir_factor(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct obd_device *obd = (struct obd_device *)data;
+ LASSERT(obd != NULL);
+
+ return snprintf(page, count, "%d\n",
+ obd->obd_recovery_ir_factor);
+}
+EXPORT_SYMBOL(lprocfs_obd_rd_ir_factor);
+
+int lprocfs_obd_wr_ir_factor(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ struct obd_device *obd = (struct obd_device *)data;
+ int val, rc;
+ LASSERT(obd != NULL);
+
+ rc = lprocfs_write_helper(buffer, count, &val);
+ if (rc)
+ return rc;
+
+ if (val < OBD_IR_FACTOR_MIN || val > OBD_IR_FACTOR_MAX)
+ return -EINVAL;
+
+ obd->obd_recovery_ir_factor = val;
+ return count;
+}
+EXPORT_SYMBOL(lprocfs_obd_wr_ir_factor);
+
int lprocfs_obd_rd_recovery_time_soft(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
struct obd_device *obd = data;
LASSERT(obd != NULL);
- return snprintf(page, count, "%lu\n", obd->obd_recovery_time_hard);
+ return snprintf(page, count, "%u\n", obd->obd_recovery_time_hard);
}
EXPORT_SYMBOL(lprocfs_obd_rd_recovery_time_hard);
int lprocfs_obd_rd_mntdev(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
- struct obd_device *obd = (struct obd_device *)data;
+ struct obd_device *obd = (struct obd_device *)data;
+ struct lustre_mount_info *lmi;
+ const char *dev_name;
- LASSERT(obd != NULL);
- LASSERT(obd->u.obt.obt_vfsmnt->mnt_devname);
- *eof = 1;
- return snprintf(page, count, "%s\n",
- obd->u.obt.obt_vfsmnt->mnt_devname);
+ LASSERT(obd != NULL);
+ lmi = server_get_mount_2(obd->obd_name);
+ dev_name = get_mntdev_name(lmi->lmi_sb);
+ LASSERT(dev_name != NULL);
+ *eof = 1;
+ server_put_mount_2(obd->obd_name, lmi->lmi_mnt);
+ return snprintf(page, count, "%s\n", dev_name);
}
EXPORT_SYMBOL(lprocfs_obd_rd_mntdev);
}
EXPORT_SYMBOL(lprocfs_obd_rd_max_pages_per_rpc);
-int lprocfs_obd_wr_max_pages_per_rpc(struct file *file, const char *buffer,
- unsigned long count, void *data)
+int lprocfs_target_rd_instance(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
{
- struct obd_device *dev = data;
- struct client_obd *cli = &dev->u.cli;
- struct obd_connect_data *ocd = &cli->cl_import->imp_connect_data;
- int val, rc;
-
- rc = lprocfs_write_helper(buffer, count, &val);
- if (rc)
- return rc;
-
- LPROCFS_CLIMP_CHECK(dev);
- if (val < 1 || val > ocd->ocd_brw_size >> CFS_PAGE_SHIFT) {
- LPROCFS_CLIMP_EXIT(dev);
- return -ERANGE;
- }
- client_obd_list_lock(&cli->cl_loi_list_lock);
- cli->cl_max_pages_per_rpc = val;
- client_obd_list_unlock(&cli->cl_loi_list_lock);
+ struct obd_device *obd = (struct obd_device *)data;
+ struct obd_device_target *target = &obd->u.obt;
- LPROCFS_CLIMP_EXIT(dev);
- return count;
+ LASSERT(obd != NULL);
+ LASSERT(target->obt_magic == OBT_MAGIC);
+ *eof = 1;
+ return snprintf(page, count, "%u\n", obd->u.obt.obt_instance);
}
-EXPORT_SYMBOL(lprocfs_obd_wr_max_pages_per_rpc);
-
-EXPORT_SYMBOL(lprocfs_register);
-EXPORT_SYMBOL(lprocfs_srch);
-EXPORT_SYMBOL(lprocfs_remove);
-EXPORT_SYMBOL(lprocfs_remove_proc_entry);
-EXPORT_SYMBOL(lprocfs_add_vars);
-EXPORT_SYMBOL(lprocfs_obd_setup);
-EXPORT_SYMBOL(lprocfs_obd_cleanup);
-EXPORT_SYMBOL(lprocfs_add_simple);
-EXPORT_SYMBOL(lprocfs_add_symlink);
-EXPORT_SYMBOL(lprocfs_free_per_client_stats);
-EXPORT_SYMBOL(lprocfs_alloc_stats);
-EXPORT_SYMBOL(lprocfs_free_stats);
-EXPORT_SYMBOL(lprocfs_clear_stats);
-EXPORT_SYMBOL(lprocfs_register_stats);
-EXPORT_SYMBOL(lprocfs_init_ops_stats);
-EXPORT_SYMBOL(lprocfs_init_mps_stats);
-EXPORT_SYMBOL(lprocfs_init_ldlm_stats);
-EXPORT_SYMBOL(lprocfs_alloc_obd_stats);
-EXPORT_SYMBOL(lprocfs_alloc_md_stats);
-EXPORT_SYMBOL(lprocfs_free_obd_stats);
-EXPORT_SYMBOL(lprocfs_free_md_stats);
-EXPORT_SYMBOL(lprocfs_exp_setup);
-EXPORT_SYMBOL(lprocfs_exp_cleanup);
-
-EXPORT_SYMBOL(lprocfs_rd_u64);
-EXPORT_SYMBOL(lprocfs_rd_atomic);
-EXPORT_SYMBOL(lprocfs_wr_atomic);
-EXPORT_SYMBOL(lprocfs_rd_uint);
-EXPORT_SYMBOL(lprocfs_wr_uint);
-EXPORT_SYMBOL(lprocfs_rd_uuid);
-EXPORT_SYMBOL(lprocfs_rd_name);
-EXPORT_SYMBOL(lprocfs_rd_fstype);
-EXPORT_SYMBOL(lprocfs_rd_server_uuid);
-EXPORT_SYMBOL(lprocfs_rd_conn_uuid);
-EXPORT_SYMBOL(lprocfs_rd_num_exports);
-EXPORT_SYMBOL(lprocfs_rd_numrefs);
-EXPORT_SYMBOL(lprocfs_at_hist_helper);
-EXPORT_SYMBOL(lprocfs_rd_import);
-EXPORT_SYMBOL(lprocfs_rd_state);
-EXPORT_SYMBOL(lprocfs_rd_timeouts);
-EXPORT_SYMBOL(lprocfs_rd_blksize);
-EXPORT_SYMBOL(lprocfs_rd_kbytestotal);
-EXPORT_SYMBOL(lprocfs_rd_kbytesfree);
-EXPORT_SYMBOL(lprocfs_rd_kbytesavail);
-EXPORT_SYMBOL(lprocfs_rd_filestotal);
-EXPORT_SYMBOL(lprocfs_rd_filesfree);
-
-EXPORT_SYMBOL(lprocfs_write_helper);
-EXPORT_SYMBOL(lprocfs_write_frac_helper);
-EXPORT_SYMBOL(lprocfs_read_frac_helper);
-EXPORT_SYMBOL(lprocfs_write_u64_helper);
-EXPORT_SYMBOL(lprocfs_write_frac_u64_helper);
-EXPORT_SYMBOL(lprocfs_stats_collect);
+EXPORT_SYMBOL(lprocfs_target_rd_instance);
#endif /* LPROCFS*/
git://git.whamcloud.com / fs / lustre-release.git / blobdiff