* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*/
/*
+ * Copyright (c) 2011 Whamcloud, Inc.
+ */
+/*
* This file is part of Lustre, http://www.lustre.org/
* Lustre is a trademark of Sun Microsystems, Inc.
*
#define MAX_STRING_SIZE 128
/* for bug 10866, global variable */
-DECLARE_RWSEM(_lprocfs_lock);
+CFS_DECLARE_RWSEM(_lprocfs_lock);
EXPORT_SYMBOL(_lprocfs_lock);
int lprocfs_seq_release(struct inode *inode, struct file *file)
}
EXPORT_SYMBOL(lprocfs_seq_release);
-struct proc_dir_entry *lprocfs_srch(struct proc_dir_entry *head,
- const char *name)
+static struct proc_dir_entry *__lprocfs_srch(struct proc_dir_entry *head,
+ const char *name)
{
struct proc_dir_entry *temp;
if (head == NULL)
return NULL;
- LPROCFS_ENTRY();
temp = head->subdir;
while (temp != NULL) {
if (strcmp(temp->name, name) == 0) {
- LPROCFS_EXIT();
return temp;
}
temp = temp->next;
}
- LPROCFS_EXIT();
return NULL;
}
+struct proc_dir_entry *lprocfs_srch(struct proc_dir_entry *head,
+ const char *name)
+{
+ struct proc_dir_entry *temp;
+
+ LPROCFS_SRCH_ENTRY();
+ temp = __lprocfs_srch(head, name);
+ LPROCFS_SRCH_EXIT();
+ return temp;
+}
+
/* lprocfs API calls */
/* Function that emulates snprintf but also has the side effect of advancing
mode |= 0200;
if (fops)
mode = 0644;
+ LPROCFS_WRITE_ENTRY();
proc = create_proc_entry(name, mode, root);
if (!proc) {
CERROR("LprocFS: No memory to create /proc entry %s", name);
+ LPROCFS_WRITE_EXIT();
return ERR_PTR(-ENOMEM);
}
proc->read_proc = read_proc;
proc->data = data;
if (fops)
proc->proc_fops = fops;
+ LPROCFS_WRITE_EXIT();
return proc;
}
struct proc_dir_entry *lprocfs_add_symlink(const char *name,
- struct proc_dir_entry *parent, const char *dest)
+ struct proc_dir_entry *parent, const char *format, ...)
{
struct proc_dir_entry *entry;
+ char *dest;
+ va_list ap;
+
+ if (parent == NULL || format == NULL)
+ return NULL;
- if (parent == NULL || dest == NULL)
+ OBD_ALLOC_WAIT(dest, MAX_STRING_SIZE + 1);
+ if (dest == NULL)
return NULL;
+ va_start(ap, format);
+ vsnprintf(dest, MAX_STRING_SIZE, format, ap);
+ va_end(ap);
+
entry = proc_symlink(name, parent, dest);
if (entry == NULL)
CERROR("LprocFS: Could not create symbolic link from %s to %s",
name, dest);
+
+ OBD_FREE(dest, MAX_STRING_SIZE + 1);
return entry;
}
if (page == NULL)
return -ENOMEM;
- LPROCFS_ENTRY();
+ if (LPROCFS_ENTRY_AND_CHECK(dp)) {
+ rc = -ENOENT;
+ goto out;
+ }
+
OBD_FAIL_TIMEOUT(OBD_FAIL_LPROC_REMOVE, 10);
- if (!dp->deleted && dp->read_proc)
+ if (dp->read_proc)
rc = dp->read_proc(page, &start, *ppos, CFS_PAGE_SIZE,
&eof, dp->data);
LPROCFS_EXIT();
}
count = (rc < size) ? rc : size;
- if (copy_to_user(buf, start, count)) {
+ if (cfs_copy_to_user(buf, start, count)) {
rc = -EFAULT;
goto out;
}
struct proc_dir_entry *dp = PDE(f->f_dentry->d_inode);
int rc = -EIO;
- LPROCFS_ENTRY();
- if (!dp->deleted && dp->write_proc)
+ if (LPROCFS_ENTRY_AND_CHECK(dp))
+ return -ENOENT;
+ if (dp->write_proc)
rc = dp->write_proc(f, buf, size, dp->data);
LPROCFS_EXIT();
return rc;
struct proc_dir_entry *dp = PDE(f->f_dentry->d_inode);
struct obd_device *obd = dp->data;
- atomic_inc(&obd->obd_evict_inprogress);
+ cfs_atomic_inc(&obd->obd_evict_inprogress);
return 0;
}
struct proc_dir_entry *dp = PDE(f->f_dentry->d_inode);
struct obd_device *obd = dp->data;
- atomic_dec(&obd->obd_evict_inprogress);
- wake_up(&obd->obd_evict_inprogress_waitq);
+ cfs_atomic_dec(&obd->obd_evict_inprogress);
+ cfs_waitq_signal(&obd->obd_evict_inprogress_waitq);
return 0;
}
int lprocfs_add_vars(struct proc_dir_entry *root, struct lprocfs_vars *list,
void *data)
{
+ int rc = 0;
+
if (root == NULL || list == NULL)
return -EINVAL;
+ LPROCFS_WRITE_ENTRY();
while (list->name != NULL) {
struct proc_dir_entry *cur_root, *proc;
char *pathcopy, *cur, *next, pathbuf[64];
if (strlen(list->name) > sizeof(pathbuf) - 1) {
OBD_ALLOC(pathcopy, pathsize);
if (pathcopy == NULL)
- return -ENOMEM;
+ GOTO(out, rc = -ENOMEM);
} else {
pathcopy = pathbuf;
}
if (*cur =='\0') /* skip double/trailing "/" */
continue;
- proc = lprocfs_srch(cur_root, cur);
+ proc = __lprocfs_srch(cur_root, cur);
CDEBUG(D_OTHER, "cur_root=%s, cur=%s, next=%s, (%s)\n",
cur_root->name, cur, next,
(proc ? "exists" : "new"));
if (cur_root == NULL || proc == NULL) {
CERROR("LprocFS: No memory to create /proc entry %s",
list->name);
- return -ENOMEM;
+ GOTO(out, rc = -ENOMEM);
}
if (list->fops)
proc->data = (list->data ? list->data : data);
list++;
}
- return 0;
+out:
+ LPROCFS_WRITE_EXIT();
+ return rc;
}
void lprocfs_remove(struct proc_dir_entry **rooth)
"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;
unsigned long tmp;
dummy[MAX_STRING_SIZE] = '\0';
- if (copy_from_user(dummy, buffer, MAX_STRING_SIZE))
+ if (cfs_copy_from_user(dummy, buffer, MAX_STRING_SIZE))
return -EFAULT;
tmp = simple_strtoul(dummy, &end, 0);
int lprocfs_rd_atomic(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
- atomic_t *atom = data;
+ cfs_atomic_t *atom = data;
LASSERT(atom != NULL);
*eof = 1;
- return snprintf(page, count, "%d\n", atomic_read(atom));
+ return snprintf(page, count, "%d\n", cfs_atomic_read(atom));
}
int lprocfs_wr_atomic(struct file *file, const char *buffer,
unsigned long count, void *data)
{
- atomic_t *atm = data;
+ cfs_atomic_t *atm = data;
int val = 0;
int rc;
if (val <= 0)
return -ERANGE;
- atomic_set(atm, val);
+ cfs_atomic_set(atm, val);
return count;
}
int *eof, void *data)
{
struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs, cfs_time_current_64() - HZ,
+ int rc = obd_statfs(data, &osfs,
+ cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
*eof = 1;
int *eof, void *data)
{
struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs, cfs_time_current_64() - HZ,
+ int rc = obd_statfs(data, &osfs,
+ cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
__u32 blk_size = osfs.os_bsize >> 10;
int *eof, void *data)
{
struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs, cfs_time_current_64() - HZ,
+ int rc = obd_statfs(data, &osfs,
+ cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
__u32 blk_size = osfs.os_bsize >> 10;
int *eof, void *data)
{
struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs, cfs_time_current_64() - HZ,
+ int rc = obd_statfs(data, &osfs,
+ cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
__u32 blk_size = osfs.os_bsize >> 10;
int *eof, void *data)
{
struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs, cfs_time_current_64() - HZ,
+ int rc = obd_statfs(data, &osfs,
+ cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
*eof = 1;
int *eof, void *data)
{
struct obd_statfs osfs;
- int rc = obd_statfs(data, &osfs, cfs_time_current_64() - HZ,
+ int rc = obd_statfs(data, &osfs,
+ cfs_time_shift_64(-OBD_STATFS_CACHE_SECONDS),
OBD_STATFS_NODELAY);
if (!rc) {
*eof = 1;
LPROCFS_CLIMP_CHECK(obd);
conn = obd->u.cli.cl_import->imp_connection;
- LASSERT(conn != NULL);
*eof = 1;
- if (obd->u.cli.cl_import) {
+ if (conn && obd->u.cli.cl_import) {
rc = snprintf(page, count, "%s\n",
conn->c_remote_uuid.uuid);
} else {
return rc;
}
-#define flag2str(flag) \
- if (imp->imp_##flag && max - len > 0) \
- len += snprintf(str + len, max - len, " " #flag);
+/** add up per-cpu counters */
+void lprocfs_stats_collect(struct lprocfs_stats *stats, int idx,
+ struct lprocfs_counter *cnt)
+{
+ unsigned int num_cpu;
+ struct lprocfs_counter t;
+ struct lprocfs_counter *percpu_cntr;
+ int centry, i;
+
+ 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;
+ }
+
+ 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_units = stats->ls_percpu[0]->lp_cntr[idx].lc_units;
+ lprocfs_stats_unlock(stats, LPROCFS_GET_NUM_CPU);
+}
/**
* Append a space separated list of current set flags to str.
*/
-static int obd_import_flags2str(struct obd_import *imp, char *str,
- int max)
+#define flag2str(flag) \
+ if (imp->imp_##flag && max - len > 0) \
+ len += snprintf(str + len, max - len, "%s" #flag, len ? ", " : "");
+static int obd_import_flags2str(struct obd_import *imp, char *str, int max)
{
int len = 0;
if (imp->imp_obd->obd_no_recov)
- len += snprintf(str, max - len, " no_recov");
+ len += snprintf(str, max - len, "no_recov");
flag2str(invalid);
flag2str(deactive);
flag2str(replayable);
flag2str(pingable);
- flag2str(recon_bk);
- flag2str(last_recon);
return len;
}
#undef flags2str
+static const char *obd_connect_names[] = {
+ "read_only",
+ "lov_index",
+ "unused",
+ "write_grant",
+ "server_lock",
+ "version",
+ "request_portal",
+ "acl",
+ "xattr",
+ "create_on_write",
+ "truncate_lock",
+ "initial_transno",
+ "inode_bit_locks",
+ "join_file(obsolete)",
+ "getattr_by_fid",
+ "no_oh_for_devices",
+ "remote_client",
+ "remote_client_by_force",
+ "max_byte_per_rpc",
+ "64bit_qdata",
+ "mds_capability",
+ "oss_capability",
+ "early_lock_cancel",
+ "som",
+ "adaptive_timeouts",
+ "lru_resize",
+ "mds_mds_connection",
+ "real_conn",
+ "change_qunit_size",
+ "alt_checksum_algorithm",
+ "fid_is_enabled",
+ "version_recovery",
+ "pools",
+ "grant_shrink",
+ "skip_orphan",
+ "large_ea",
+ "full20",
+ "layout_lock",
+ "64bithash",
+ "object_max_bytes",
+ NULL
+};
+
+int obd_connect_flags2str(char *page, int count, __u64 flags, char *sep)
+{
+ __u64 mask = 1;
+ int i, ret = 0;
+
+ for (i = 0; obd_connect_names[i] != NULL; i++, mask <<= 1) {
+ if (flags & mask)
+ ret += snprintf(page + ret, count - ret, "%s%s",
+ ret ? sep : "", obd_connect_names[i]);
+ }
+ if (flags & ~(mask - 1))
+ ret += snprintf(page + ret, count - ret,
+ "%sunknown flags "LPX64,
+ ret ? sep : "", flags & ~(mask - 1));
+ return ret;
+}
+EXPORT_SYMBOL(obd_connect_flags2str);
+
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;
- char *imp_state_name = NULL;
- int rc = 0;
+ struct obd_import_conn *conn;
+ int i, j, k, rw = 0;
LASSERT(obd != NULL);
LPROCFS_CLIMP_CHECK(obd);
imp = obd->u.cli.cl_import;
- imp_state_name = ptlrpc_import_state_name(imp->imp_state);
*eof = 1;
- rc = snprintf(page, count,
- "import: %s\n"
- " target: %s@%s\n"
- " state: %s\n"
- " inflight: %u\n"
- " unregistering: %u\n"
- " conn_cnt: %u\n"
- " generation: %u\n"
- " inval_cnt: %u\n"
- " last_replay_transno: "LPU64"\n"
- " peer_committed_transno: "LPU64"\n"
- " last_trasno_checked: "LPU64"\n"
- " flags:",
- obd->obd_name,
- obd2cli_tgt(obd), imp->imp_connection->c_remote_uuid.uuid,
- imp_state_name,
- atomic_read(&imp->imp_inflight),
- atomic_read(&imp->imp_unregistering),
+ i = snprintf(page, count,
+ "import:\n"
+ " name: %s\n"
+ " target: %s\n"
+ " state: %s\n"
+ " connect_flags: [",
+ obd->obd_name,
+ obd2cli_tgt(obd),
+ ptlrpc_import_state_name(imp->imp_state));
+ i += obd_connect_flags2str(page + i, count - i,
+ imp->imp_connect_data.ocd_connect_flags,
+ ", ");
+ i += snprintf(page + i, count - i,
+ "]\n"
+ " import_flags: [");
+ i += obd_import_flags2str(imp, page + i, count - i);
+
+ i += snprintf(page + i, count - i,
+ "]\n"
+ " connection:\n"
+ " failover_nids: [");
+ cfs_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,
- atomic_read(&imp->imp_inval_count),
+ cfs_atomic_read(&imp->imp_inval_count));
+
+ lprocfs_stats_collect(obd->obd_svc_stats, PTLRPC_REQWAIT_CNTR, &ret);
+ if (ret.lc_count != 0) {
+ /* first argument to do_div MUST be __u64 */
+ __u64 sum = ret.lc_sum;
+ do_div(sum, ret.lc_count);
+ ret.lc_sum = sum;
+ } else
+ ret.lc_sum = 0;
+ i += snprintf(page + i, count - i,
+ " rpcs:\n"
+ " inflight: %u\n"
+ " unregistering: %u\n"
+ " timeouts: %u\n"
+ " avg_waittime: "LPU64" %s\n",
+ cfs_atomic_read(&imp->imp_inflight),
+ cfs_atomic_read(&imp->imp_unregistering),
+ cfs_atomic_read(&imp->imp_timeouts),
+ ret.lc_sum, ret.lc_units);
+
+ k = 0;
+ for(j = 0; j < IMP_AT_MAX_PORTALS; j++) {
+ if (imp->imp_at.iat_portal[j] == 0)
+ break;
+ k = max_t(unsigned int, k,
+ at_get(&imp->imp_at.iat_service_estimate[j]));
+ }
+ i += snprintf(page + i, count - i,
+ " service_estimates:\n"
+ " services: %u sec\n"
+ " network: %u sec\n",
+ k,
+ at_get(&imp->imp_at.iat_net_latency));
+
+ i += snprintf(page + i, count - i,
+ " transactions:\n"
+ " last_replay: "LPU64"\n"
+ " peer_committed: "LPU64"\n"
+ " last_checked: "LPU64"\n",
imp->imp_last_replay_transno,
imp->imp_peer_committed_transno,
imp->imp_last_transno_checked);
- rc += obd_import_flags2str(imp, page + rc, count - rc);
- rc += snprintf(page+rc, count - rc, "\n");
+
+ /* avg data rates */
+ for (rw = 0; rw <= 1; rw++) {
+ lprocfs_stats_collect(obd->obd_svc_stats,
+ PTLRPC_LAST_CNTR + BRW_READ_BYTES + rw,
+ &ret);
+ if (ret.lc_sum > 0 && ret.lc_count > 0) {
+ /* first argument to do_div MUST be __u64 */
+ __u64 sum = ret.lc_sum;
+ do_div(sum, ret.lc_count);
+ ret.lc_sum = sum;
+ i += snprintf(page + i, count - i,
+ " %s_data_averages:\n"
+ " bytes_per_rpc: "LPU64"\n",
+ rw ? "write" : "read",
+ ret.lc_sum);
+ }
+ k = (int)ret.lc_sum;
+ j = opcode_offset(OST_READ + rw) + EXTRA_MAX_OPCODES;
+ 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 */
+ __u64 sum = ret.lc_sum;
+ do_div(sum, ret.lc_count);
+ ret.lc_sum = sum;
+ i += snprintf(page + i, count - i,
+ " %s_per_rpc: "LPU64"\n",
+ ret.lc_units, ret.lc_sum);
+ j = (int)ret.lc_sum;
+ if (j > 0)
+ i += snprintf(page + i, count - i,
+ " MB_per_sec: %u.%.02u\n",
+ k / j, (100 * k / j) % 100);
+ }
+ }
+
LPROCFS_CLIMP_EXIT(obd);
- return rc;
+ return i;
+}
+
+int lprocfs_rd_state(char *page, char **start, off_t off, int count,
+ int *eof, void *data)
+{
+ struct obd_device *obd = (struct obd_device *)data;
+ struct obd_import *imp;
+ int i, j, k;
+
+ LASSERT(obd != NULL);
+ LPROCFS_CLIMP_CHECK(obd);
+ imp = obd->u.cli.cl_import;
+ *eof = 1;
+
+ i = snprintf(page, count, "current_state: %s\n",
+ ptlrpc_import_state_name(imp->imp_state));
+ i += snprintf(page + i, count - i,
+ "state_history:\n");
+ k = imp->imp_state_hist_idx;
+ for (j = 0; j < IMP_STATE_HIST_LEN; j++) {
+ struct import_state_hist *ish =
+ &imp->imp_state_hist[(k + j) % IMP_STATE_HIST_LEN];
+ if (ish->ish_state == 0)
+ continue;
+ i += snprintf(page + i, count - i, " - ["CFS_TIME_T", %s]\n",
+ ish->ish_time,
+ ptlrpc_import_state_name(ish->ish_state));
+ }
+
+ LPROCFS_CLIMP_EXIT(obd);
+ return i;
}
int lprocfs_at_hist_helper(char *page, int count, int rc,
return rc;
}
-static const char *obd_connect_names[] = {
- "read_only",
- "lov_index",
- "unused",
- "write_grant",
- "server_lock",
- "version",
- "request_portal",
- "acl",
- "xattr",
- "create_on_write",
- "truncate_lock",
- "initial_transno",
- "inode_bit_locks",
- "join_file",
- "getattr_by_fid",
- "no_oh_for_devices",
- "local_client",
- "remote_client",
- "max_byte_per_rpc",
- "64bit_qdata",
- "mds_capability",
- "oss_capability",
- "early_lock_cancel",
- "size_on_mds",
- "adaptive_timeouts",
- "lru_resize",
- "mds_mds_connection",
- "real_conn",
- "change_qunit_size",
- "alt_checksum_algorithm",
- "fid_is_enabled",
- "version_recovery",
- "pools",
- "", /* reserved for simplified interop */
- "skip_orphan",
- NULL
-};
-
int lprocfs_rd_connect_flags(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
struct obd_device *obd = data;
- __u64 mask = 1, flags;
- int i, ret = 0;
+ __u64 flags;
+ int ret = 0;
LPROCFS_CLIMP_CHECK(obd);
flags = obd->u.cli.cl_import->imp_connect_data.ocd_connect_flags;
ret = snprintf(page, count, "flags="LPX64"\n", flags);
- for (i = 0; obd_connect_names[i] != NULL; i++, mask <<= 1) {
- if (flags & mask)
- ret += snprintf(page + ret, count - ret, "%s\n",
- obd_connect_names[i]);
- }
- if (flags & ~(mask - 1))
- ret += snprintf(page + ret, count - ret,
- "unknown flags "LPX64"\n", flags & ~(mask - 1));
-
+ ret += obd_connect_flags2str(page + ret, count - ret, flags, "\n");
+ ret += snprintf(page + ret, count - ret, "\n");
LPROCFS_CLIMP_EXIT(obd);
return ret;
}
client_stat->nid_proc, client_stat->nid_stats,
client_stat->nid_brw_stats);
- LASSERTF(client_stat->nid_exp_ref_count == 0, "count %d\n",
- client_stat->nid_exp_ref_count);
+ 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));
- hlist_del_init(&client_stat->nid_hash);
+ cfs_hlist_del_init(&client_stat->nid_hash);
if (client_stat->nid_proc)
lprocfs_remove(&client_stat->nid_proc);
/* we need extra list - because hash_exit called to early */
/* not need locking because all clients is died */
- while(!list_empty(&obd->obd_nid_stats)) {
- stat = list_entry(obd->obd_nid_stats.next,
- struct nid_stat, nid_list);
- list_del_init(&stat->nid_list);
+ 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);
lprocfs_free_client_stats(stat);
}
if (flags & LPROCFS_STATS_FLAG_NOPERCPU)
num_cpu = 1;
else
- num_cpu = num_possible_cpus();
+ num_cpu = cfs_num_possible_cpus();
OBD_ALLOC(stats, offsetof(typeof(*stats), ls_percpu[num_cpu]));
if (stats == NULL)
if (flags & LPROCFS_STATS_FLAG_NOPERCPU) {
stats->ls_flags = flags;
- spin_lock_init(&stats->ls_lock);
+ 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 = L1_CACHE_ALIGN(percpusize);
+ percpusize = CFS_L1_CACHE_ALIGN(percpusize);
for (i = 0; i < num_cpu; i++) {
OBD_ALLOC(stats->ls_percpu[i], percpusize);
if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU)
num_cpu = 1;
else
- num_cpu = num_possible_cpus();
+ num_cpu = cfs_num_possible_cpus();
percpusize = offsetof(struct lprocfs_percpu, lp_cntr[stats->ls_num]);
if (num_cpu > 1)
- percpusize = L1_CACHE_ALIGN(percpusize);
+ 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]));
for (i = 0; i < num_cpu; i++) {
for (j = 0; j < stats->ls_num; j++) {
percpu_cntr = &(stats->ls_percpu[i])->lp_cntr[j];
- atomic_inc(&percpu_cntr->lc_cntl.la_entry);
+ 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;
- atomic_inc(&percpu_cntr->lc_cntl.la_exit);
+ cfs_atomic_inc(&percpu_cntr->lc_cntl.la_exit);
}
}
- lprocfs_stats_unlock(stats);
+ lprocfs_stats_unlock(stats, LPROCFS_GET_NUM_CPU);
}
static ssize_t lprocfs_stats_seq_write(struct file *file, const char *buf,
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 t, ret = { .lc_min = LC_MIN_INIT };
- int i, idx, rc = 0;
- unsigned int num_cpu;
+ 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;
- do_gettimeofday(&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)
}
idx = cntr - &(stats->ls_percpu[0])->lp_cntr[0];
- if (stats->ls_flags & LPROCFS_STATS_FLAG_NOPERCPU)
- num_cpu = 1;
- else
- num_cpu = num_possible_cpus();
-
- for (i = 0; i < num_cpu; i++) {
- struct lprocfs_counter *percpu_cntr =
- &(stats->ls_percpu[i])->lp_cntr[idx];
- int centry;
-
- do {
- centry = 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 != atomic_read(&percpu_cntr->lc_cntl.la_entry) &&
- centry != atomic_read(&percpu_cntr->lc_cntl.la_exit));
- ret.lc_count += t.lc_count;
- ret.lc_sum += t.lc_sum;
- if (t.lc_min < ret.lc_min)
- ret.lc_min = t.lc_min;
- if (t.lc_max > ret.lc_max)
- ret.lc_max = t.lc_max;
- ret.lc_sumsquare += t.lc_sumsquare;
- }
+ 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;
struct seq_file *seq;
int rc;
- LPROCFS_ENTRY_AND_CHECK(dp);
+ if (LPROCFS_ENTRY_AND_CHECK(dp))
+ return -ENOENT;
+
rc = seq_open(file, &lprocfs_stats_seq_sops);
if (rc) {
LPROCFS_EXIT();
struct proc_dir_entry *entry;
LASSERT(root != NULL);
+ LPROCFS_WRITE_ENTRY();
entry = create_proc_entry(name, 0644, root);
+ if (entry) {
+ entry->proc_fops = &lprocfs_stats_seq_fops;
+ entry->data = stats;
+ }
+
+ LPROCFS_WRITE_EXIT();
+
if (entry == NULL)
return -ENOMEM;
- entry->proc_fops = &lprocfs_stats_seq_fops;
- entry->data = stats;
+
return 0;
}
c->lc_units = units;
}
- lprocfs_stats_unlock(stats);
+ lprocfs_stats_unlock(stats, LPROCFS_GET_NUM_CPU);
}
EXPORT_SYMBOL(lprocfs_counter_init);
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, unpackmd);
- LPROCFS_OBD_OP_INIT(num_private_stats, stats, checkmd);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, preallocate);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, precreate);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, create);
+ LPROCFS_OBD_OP_INIT(num_private_stats, stats, create_async);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, destroy);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, setattr);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, setattr_async);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, commitrw);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, enqueue);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, change_cbdata);
+ LPROCFS_OBD_OP_INIT(num_private_stats, stats, find_cbdata);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, cancel);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, cancel_unused);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, init_export);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_rem);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_add);
LPROCFS_OBD_OP_INIT(num_private_stats, stats, pool_del);
+ LPROCFS_OBD_OP_INIT(num_private_stats, stats, getref);
+ LPROCFS_OBD_OP_INIT(num_private_stats, stats, putref);
}
int lprocfs_alloc_obd_stats(struct obd_device *obd, unsigned num_private_stats)
lprocfs_counter_init(stats, coffset, 0, #op, "reqs"); \
} while (0)
-int lprocfs_alloc_md_stats(struct obd_device *obd,
- unsigned num_private_stats)
+void lprocfs_init_mps_stats(int num_private_stats, struct lprocfs_stats *stats)
{
- struct lprocfs_stats *stats;
- unsigned int num_stats;
- int rc, i;
-
- LASSERT(obd->md_stats == NULL);
- LASSERT(obd->obd_proc_entry != NULL);
- LASSERT(obd->md_cntr_base == 0);
-
- num_stats = 1 + MD_COUNTER_OFFSET(revalidate_lock) +
- num_private_stats;
- stats = lprocfs_alloc_stats(num_stats, 0);
- if (stats == NULL)
- return -ENOMEM;
-
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, 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, done_writing);
LPROCFS_MD_OP_INIT(num_private_stats, stats, get_remote_perm);
LPROCFS_MD_OP_INIT(num_private_stats, stats, intent_getattr_async);
LPROCFS_MD_OP_INIT(num_private_stats, stats, revalidate_lock);
+}
+
+int lprocfs_alloc_md_stats(struct obd_device *obd,
+ unsigned num_private_stats)
+{
+ struct lprocfs_stats *stats;
+ unsigned int num_stats;
+ int rc, i;
+
+ LASSERT(obd->md_stats == NULL);
+ LASSERT(obd->obd_proc_entry != NULL);
+ LASSERT(obd->md_cntr_base == 0);
+
+ num_stats = 1 + MD_COUNTER_OFFSET(revalidate_lock) +
+ num_private_stats;
+ stats = lprocfs_alloc_stats(num_stats, 0);
+ if (stats == NULL)
+ return -ENOMEM;
+
+ 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) {
cb_data->len = len;
}
-void lprocfs_exp_print_uuid(void *obj, void *cb_data)
+int lprocfs_exp_print_uuid(cfs_hash_t *hs, cfs_hash_bd_t *bd,
+ cfs_hlist_node_t *hnode, void *cb_data)
+
{
- struct obd_export *exp = (struct obd_export *)obj;
+ struct obd_export *exp = cfs_hash_object(hs, hnode);
struct exp_uuid_cb_data *data = (struct exp_uuid_cb_data *)cb_data;
if (exp->exp_nid_stats)
*data->len += snprintf((data->page + *data->len),
data->count, "%s\n",
obd_uuid2str(&exp->exp_client_uuid));
+ return 0;
}
int lprocfs_exp_rd_uuid(char *page, char **start, off_t off, int count,
*eof = 1;
page[0] = '\0';
lprocfs_exp_rd_cb_data_init(&cb_data, page, count, eof, &len);
- lustre_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_uuid, &cb_data);
+ cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
+ lprocfs_exp_print_uuid, &cb_data);
return (*cb_data.len);
}
-void lprocfs_exp_print_hash(void *obj, void *cb_data)
+int lprocfs_exp_print_hash(cfs_hash_t *hs, cfs_hash_bd_t *bd,
+ cfs_hlist_node_t *hnode, void *cb_data)
+
{
struct exp_uuid_cb_data *data = cb_data;
- struct obd_export *exp = obj;
- lustre_hash_t *lh;
+ struct obd_export *exp = cfs_hash_object(hs, hnode);
- lh = exp->exp_lock_hash;
- if (lh) {
- if (!*data->len)
- *data->len += lustre_hash_debug_header(data->page,
- data->count);
-
- *data->len += lustre_hash_debug_str(lh, data->page + *data->len,
- data->count);
+ if (exp->exp_lock_hash != NULL) {
+ if (!*data->len) {
+ *data->len += cfs_hash_debug_header(data->page,
+ data->count);
+ }
+ *data->len += cfs_hash_debug_str(hs, data->page + *data->len,
+ data->count);
}
+
+ return 0;
}
int lprocfs_exp_rd_hash(char *page, char **start, off_t off, int count,
page[0] = '\0';
lprocfs_exp_rd_cb_data_init(&cb_data, page, count, eof, &len);
- lustre_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_hash, &cb_data);
+ cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
+ lprocfs_exp_print_hash, &cb_data);
return (*cb_data.len);
}
}
EXPORT_SYMBOL(lprocfs_nid_stats_clear_read);
-void lprocfs_nid_stats_clear_write_cb(void *obj, void *data)
+int lprocfs_nid_stats_clear_write_cb(void *obj, void *data)
{
struct nid_stat *stat = obj;
int i;
ENTRY;
- /* object has only hash + iterate_all references.
- * add/delete blocked by hash bucket lock */
- CDEBUG(D_INFO,"refcnt %d\n", stat->nid_exp_ref_count);
- if (stat->nid_exp_ref_count == 2) {
- hlist_del_init(&stat->nid_hash);
- stat->nid_exp_ref_count--;
- spin_lock(&stat->nid_obd->obd_nid_lock);
- list_move(&stat->nid_list, data);
- spin_unlock(&stat->nid_obd->obd_nid_lock);
- EXIT;
- return;
+
+ 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);
+ RETURN(1);
}
/* we has reference to object - only clear data*/
if (stat->nid_stats)
for (i = 0; i < BRW_LAST; i++)
lprocfs_oh_clear(&stat->nid_brw_stats->hist[i]);
}
- EXIT;
- return;
+ RETURN(0);
}
int lprocfs_nid_stats_clear_write(struct file *file, const char *buffer,
- unsigned long count, void *data)
+ unsigned long count, void *data)
{
struct obd_device *obd = (struct obd_device *)data;
struct nid_stat *client_stat;
CFS_LIST_HEAD(free_list);
- lustre_hash_for_each(obd->obd_nid_stats_hash,
- lprocfs_nid_stats_clear_write_cb, &free_list);
+ cfs_hash_cond_del(obd->obd_nid_stats_hash,
+ lprocfs_nid_stats_clear_write_cb, &free_list);
- while (!list_empty(&free_list)) {
- client_stat = list_entry(free_list.next, struct nid_stat,
- nid_list);
- list_del_init(&client_stat->nid_list);
+ while (!cfs_list_empty(&free_list)) {
+ client_stat = cfs_list_entry(free_list.next, struct nid_stat,
+ nid_list);
+ cfs_list_del_init(&client_stat->nid_list);
lprocfs_free_client_stats(client_stat);
}
int lprocfs_exp_setup(struct obd_export *exp, lnet_nid_t *nid, int *newnid)
{
struct nid_stat *new_stat, *old_stat;
- struct nid_stat_uuid *new_ns_uuid;
struct obd_device *obd = NULL;
cfs_proc_dir_entry_t *entry;
+ char *buffer = NULL;
int rc = 0;
ENTRY;
if (new_stat == NULL)
RETURN(-ENOMEM);
- OBD_ALLOC_PTR(new_ns_uuid);
- if (new_ns_uuid == NULL) {
- OBD_FREE_PTR(new_stat);
- RETURN(-ENOMEM);
- }
- CFS_INIT_LIST_HEAD(&new_ns_uuid->ns_uuid_list);
- strncpy(new_ns_uuid->ns_uuid.uuid, exp->exp_client_uuid.uuid,
- sizeof(struct obd_uuid));
-
- CFS_INIT_LIST_HEAD(&new_stat->nid_uuid_list);
new_stat->nid = *nid;
new_stat->nid_obd = exp->exp_obd;
- new_stat->nid_exp_ref_count = 1; /* live in hash after destroy export */
+ /* we need set default refcount to 1 to balance obd_disconnect */
+ cfs_atomic_set(&new_stat->nid_exp_ref_count, 1);
- old_stat = lustre_hash_findadd_unique(obd->obd_nid_stats_hash,
- nid, &new_stat->nid_hash);
+ old_stat = cfs_hash_findadd_unique(obd->obd_nid_stats_hash,
+ nid, &new_stat->nid_hash);
CDEBUG(D_INFO, "Found stats %p for nid %s - ref %d\n",
- old_stat, libcfs_nid2str(*nid), new_stat->nid_exp_ref_count);
+ old_stat, libcfs_nid2str(*nid),
+ cfs_atomic_read(&new_stat->nid_exp_ref_count));
+
+ /* We need to release old stats because lprocfs_exp_cleanup() hasn't
+ * been and will never be called. */
+ if (exp->exp_nid_stats) {
+ nidstat_putref(exp->exp_nid_stats);
+ exp->exp_nid_stats = NULL;
+ }
/* Return -EALREADY here so that we know that the /proc
* entry already has been created */
if (old_stat != new_stat) {
- struct nid_stat_uuid *tmp_uuid;
- int found = 0;
-
exp->exp_nid_stats = old_stat;
- /* We need to decrement the refcount if the uuid was
- * already in our list */
- spin_lock(&obd->obd_nid_lock);
- list_for_each_entry(tmp_uuid, &old_stat->nid_uuid_list,
- ns_uuid_list) {
- if (tmp_uuid && obd_uuid_equals(&tmp_uuid->ns_uuid,
- &exp->exp_client_uuid)){
- found = 1;
- --old_stat->nid_exp_ref_count;
- break;
- }
- }
-
- if (!found)
- list_add(&new_ns_uuid->ns_uuid_list,
- &old_stat->nid_uuid_list);
- else
- OBD_FREE_PTR(new_ns_uuid);
-
- spin_unlock(&obd->obd_nid_lock);
-
GOTO(destroy_new, rc = -EALREADY);
}
/* not found - create */
- new_stat->nid_proc = lprocfs_register(libcfs_nid2str(*nid),
+ OBD_ALLOC(buffer, LNET_NIDSTR_SIZE);
+ if (buffer == NULL)
+ GOTO(destroy_new, rc = -ENOMEM);
+
+ memcpy(buffer, libcfs_nid2str(*nid), LNET_NIDSTR_SIZE);
+ new_stat->nid_proc = lprocfs_register(buffer,
obd->obd_proc_exports_entry,
NULL, NULL);
+ OBD_FREE(buffer, LNET_NIDSTR_SIZE);
+
if (new_stat->nid_proc == NULL) {
CERROR("Error making export directory for nid %s\n",
libcfs_nid2str(*nid));
GOTO(destroy_new_ns, rc = -ENOMEM);
}
- /* Add in uuid to our nid_stats list */
- spin_lock(&obd->obd_nid_lock);
- list_add(&new_ns_uuid->ns_uuid_list, &new_stat->nid_uuid_list);
- spin_unlock(&obd->obd_nid_lock);
-
entry = lprocfs_add_simple(new_stat->nid_proc, "uuid",
lprocfs_exp_rd_uuid, NULL, new_stat, NULL);
if (IS_ERR(entry)) {
lprocfs_exp_rd_hash, NULL, new_stat, NULL);
if (IS_ERR(entry)) {
CWARN("Error adding the hash file\n");
- lprocfs_remove(&new_stat->nid_proc);
rc = PTR_ERR(entry);
GOTO(destroy_new_ns, rc);
}
exp->exp_nid_stats = new_stat;
*newnid = 1;
/* protect competitive add to list, not need locking on destroy */
- spin_lock(&obd->obd_nid_lock);
- list_add(&new_stat->nid_list, &obd->obd_nid_stats);
- spin_unlock(&obd->obd_nid_lock);
+ 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);
RETURN(rc);
destroy_new_ns:
- lustre_hash_del(obd->obd_nid_stats_hash, nid, &new_stat->nid_hash);
- OBD_FREE_PTR(new_ns_uuid);
+ if (new_stat->nid_proc != NULL)
+ lprocfs_remove(&new_stat->nid_proc);
+ cfs_hash_del(obd->obd_nid_stats_hash, nid, &new_stat->nid_hash);
destroy_new:
+ nidstat_putref(new_stat);
OBD_FREE_PTR(new_stat);
RETURN(rc);
}
int lprocfs_exp_cleanup(struct obd_export *exp)
{
struct nid_stat *stat = exp->exp_nid_stats;
- struct nid_stat_uuid *cursor, *tmp;
- int found = 0;
if(!stat || !exp->exp_obd)
RETURN(0);
- spin_lock(&exp->exp_obd->obd_nid_lock);
- list_for_each_entry_safe(cursor, tmp,
- &stat->nid_uuid_list,
- ns_uuid_list) {
- if (cursor && obd_uuid_equals(&cursor->ns_uuid,
- &exp->exp_client_uuid)) {
- found = 1;
- list_del(&cursor->ns_uuid_list);
- OBD_FREE_PTR(cursor);
- --stat->nid_exp_ref_count;
- CDEBUG(D_INFO, "Put stat %p - %d\n", stat,
- stat->nid_exp_ref_count);
- break;
- }
- }
- spin_unlock(&exp->exp_obd->obd_nid_lock);
- if (!found)
- CERROR("obd_export's client uuid %s are not found in its "
- "nid_stats list\n", exp->exp_client_uuid.uuid);
-
+ nidstat_putref(exp->exp_nid_stats);
exp->exp_nid_stats = NULL;
- lprocfs_free_md_stats(exp->exp_obd);
return 0;
}
if (count > (sizeof(kernbuf) - 1))
return -EINVAL;
- if (copy_from_user(kernbuf, buffer, count))
+ if (cfs_copy_from_user(kernbuf, buffer, count))
return -EFAULT;
kernbuf[count] = '\0';
if (count > (sizeof(kernbuf) - 1))
return -EINVAL;
- if (copy_from_user(kernbuf, buffer, count))
+ if (cfs_copy_from_user(kernbuf, buffer, count))
return -EFAULT;
kernbuf[count] = '\0';
struct proc_dir_entry *entry;
ENTRY;
+ LPROCFS_WRITE_ENTRY();
entry = create_proc_entry(name, mode, parent);
+ if (entry) {
+ entry->proc_fops = seq_fops;
+ entry->data = data;
+ }
+ LPROCFS_WRITE_EXIT();
+
if (entry == NULL)
RETURN(-ENOMEM);
- entry->proc_fops = seq_fops;
- entry->data = data;
RETURN(0);
}
if (value >= OBD_HIST_MAX)
value = OBD_HIST_MAX - 1;
- spin_lock(&oh->oh_lock);
+ cfs_spin_lock(&oh->oh_lock);
oh->oh_buckets[value]++;
- spin_unlock(&oh->oh_lock);
+ cfs_spin_unlock(&oh->oh_lock);
}
EXPORT_SYMBOL(lprocfs_oh_tally);
void lprocfs_oh_clear(struct obd_histogram *oh)
{
- spin_lock(&oh->oh_lock);
+ cfs_spin_lock(&oh->oh_lock);
memset(oh->oh_buckets, 0, sizeof(oh->oh_buckets));
- spin_unlock(&oh->oh_lock);
+ cfs_spin_unlock(&oh->oh_lock);
}
EXPORT_SYMBOL(lprocfs_oh_clear);
if (obd == NULL)
return 0;
- c += lustre_hash_debug_header(page, count);
- c += lustre_hash_debug_str(obd->obd_uuid_hash, page + c, count - c);
- c += lustre_hash_debug_str(obd->obd_nid_hash, page + c, count - c);
- c += lustre_hash_debug_str(obd->obd_nid_stats_hash, page+c, count-c);
+ c += cfs_hash_debug_header(page, count);
+ 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;
}
if (lprocfs_obd_snprintf(&page, size, &len,
"completed_clients: %d/%d\n",
obd->obd_max_recoverable_clients -
- obd->obd_recoverable_clients,
+ obd->obd_stale_clients,
obd->obd_max_recoverable_clients) <= 0)
goto out;
if (lprocfs_obd_snprintf(&page, size, &len,
"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)
+ goto out;
goto fclose;
}
obd->obd_max_recoverable_clients) <= 0)
goto out;
/* Number of clients that have completed recovery */
- if (lprocfs_obd_snprintf(&page, size, &len,"completed_clients: %d/%d\n",
- obd->obd_max_recoverable_clients -
- obd->obd_recoverable_clients,
- obd->obd_max_recoverable_clients) <= 0)
+ if (lprocfs_obd_snprintf(&page, size, &len,"req_replay_clients: %d\n",
+ cfs_atomic_read(&obd->obd_req_replay_clients))
+ <= 0)
+ goto out;
+ if (lprocfs_obd_snprintf(&page, size, &len,"lock_repay_clients: %d\n",
+ cfs_atomic_read(&obd->obd_lock_replay_clients))
+ <=0)
+ goto out;
+ if (lprocfs_obd_snprintf(&page, size, &len,"completed_clients: %d\n",
+ obd->obd_connected_clients -
+ cfs_atomic_read(&obd->obd_lock_replay_clients))
+ <=0)
+ goto out;
+ if (lprocfs_obd_snprintf(&page, size, &len,"evicted_clients: %d\n",
+ obd->obd_stale_clients) <= 0)
goto out;
- if (lprocfs_obd_snprintf(&page, size, &len,"replayed_requests: %d/??\n",
+ if (lprocfs_obd_snprintf(&page, size, &len,"replayed_requests: %d\n",
obd->obd_replayed_requests) <= 0)
goto out;
if (lprocfs_obd_snprintf(&page, size, &len, "queued_requests: %d\n",
}
EXPORT_SYMBOL(lprocfs_obd_rd_recovery_status);
-int lprocfs_obd_rd_recovery_maxtime(char *page, char **start, off_t off,
- int count, int *eof, void *data)
+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;
+ struct obd_device *obd = (struct obd_device *)data;
LASSERT(obd != NULL);
- return snprintf(page, count, "%lu\n", obd->obd_recovery_max_time);
+ return snprintf(page, count, "%d\n",
+ obd->obd_recovery_timeout);
}
-EXPORT_SYMBOL(lprocfs_obd_rd_recovery_maxtime);
+EXPORT_SYMBOL(lprocfs_obd_rd_recovery_time_soft);
-int lprocfs_obd_wr_recovery_maxtime(struct file *file, const char *buffer,
- unsigned long count, void *data)
+int lprocfs_obd_wr_recovery_time_soft(struct file *file, const char *buffer,
+ unsigned long count, void *data)
{
- struct obd_device *obd = data;
+ struct obd_device *obd = (struct obd_device *)data;
int val, rc;
LASSERT(obd != NULL);
if (rc)
return rc;
- obd->obd_recovery_max_time = val;
+ obd->obd_recovery_timeout = val;
return count;
}
-EXPORT_SYMBOL(lprocfs_obd_wr_recovery_maxtime);
-
-
-/**** Changelogs *****/
-#define D_CHANGELOG 0
-
-DECLARE_CHANGELOG_NAMES;
-
-/* How many records per seq_show. Too small, we spawn llog_process threads
- too often; too large, we run out of buffer space */
-#define CHANGELOG_CHUNK_SIZE 100
-
-static int changelog_show_cb(struct llog_handle *llh, struct llog_rec_hdr *hdr,
- void *data)
-{
- struct seq_file *seq = (struct seq_file *)data;
- struct changelog_seq_iter *csi = seq->private;
- struct llog_changelog_rec *rec = (struct llog_changelog_rec *)hdr;
- int rc;
- ENTRY;
-
- if ((rec->cr_hdr.lrh_type != CHANGELOG_REC) ||
- (rec->cr_type >= CL_LAST)) {
- CERROR("Not a changelog rec %d/%d\n", rec->cr_hdr.lrh_type,
- rec->cr_type);
- RETURN(-EINVAL);
- }
-
- CDEBUG(D_CHANGELOG, "rec="LPU64" start="LPU64" cat=%d:%d start=%d:%d\n",
- rec->cr_index, csi->csi_startrec,
- llh->lgh_hdr->llh_cat_idx, llh->lgh_cur_idx,
- csi->csi_startcat, csi->csi_startidx);
-
- if (rec->cr_index < csi->csi_startrec)
- /* Skip entries earlier than what we are interested in */
- RETURN(0);
- if (rec->cr_index == csi->csi_startrec) {
- /* Remember where we started, since seq_read will re-read
- * the data when it reallocs space. Sigh, if only there was
- * a way to tell seq_file how big the buf should be in the
- * first place...
- */
- csi->csi_startcat = llh->lgh_hdr->llh_cat_idx;
- csi->csi_startidx = rec->cr_hdr.lrh_index - 1;
- }
- if (csi->csi_wrote > CHANGELOG_CHUNK_SIZE) {
- /* Stop at some point with a reasonable seq_file buffer size.
- * Start from here the next time.
- */
- csi->csi_endrec = rec->cr_index - 1;
- csi->csi_startcat = llh->lgh_hdr->llh_cat_idx;
- csi->csi_startidx = rec->cr_hdr.lrh_index - 1;
- csi->csi_wrote = 0;
- RETURN(LLOG_PROC_BREAK);
- }
-
- rc = seq_printf(seq, LPU64" %02d%-5s "LPU64" 0x%x t="DFID,
- rec->cr_index, rec->cr_type,
- changelog_str[rec->cr_type], rec->cr_time,
- rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
-
- if (rec->cr_namelen)
- /* namespace rec includes parent and filename */
- rc += seq_printf(seq, " p="DFID" %.*s\n", PFID(&rec->cr_pfid),
- rec->cr_namelen, rec->cr_name);
- else
- rc += seq_puts(seq, "\n");
-
- if (rc < 0) {
- /* Ran out of room in the seq buffer. seq_read will dump
- * the whole buffer and re-seq_start with a larger one;
- * no point in continuing the llog_process */
- CDEBUG(D_CHANGELOG, "rec="LPU64" overflow "LPU64"<-"LPU64"\n",
- rec->cr_index, csi->csi_startrec, csi->csi_endrec);
- csi->csi_endrec = csi->csi_startrec - 1;
- csi->csi_wrote = 0;
- RETURN(LLOG_PROC_BREAK);
- }
-
- csi->csi_wrote++;
- csi->csi_endrec = rec->cr_index;
-
- RETURN(0);
-}
+EXPORT_SYMBOL(lprocfs_obd_wr_recovery_time_soft);
-static int changelog_seq_show(struct seq_file *seq, void *v)
+int lprocfs_obd_rd_recovery_time_hard(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
{
- struct changelog_seq_iter *csi = seq->private;
- int rc;
- ENTRY;
-
- if (csi->csi_fill) {
- /* seq_read wants more data to fill his buffer. But we already
- filled the buf as much as we cared to; force seq_read to
- accept that by padding with 0's */
- while (seq_putc(seq, 0) == 0);
- RETURN(0);
- }
-
- /* Since we have to restart the llog_cat_process for each chunk of the
- seq_ functions, start from where we left off. */
- rc = llog_cat_process(csi->csi_llh, changelog_show_cb, seq,
- csi->csi_startcat, csi->csi_startidx);
-
- CDEBUG(D_CHANGELOG,"seq_show "LPU64"-"LPU64" cat=%d:%d wrote=%d rc=%d\n",
- csi->csi_startrec, csi->csi_endrec, csi->csi_startcat,
- csi->csi_startidx, csi->csi_wrote, rc);
+ struct obd_device *obd = data;
+ LASSERT(obd != NULL);
- if (rc == 0)
- csi->csi_done = 1;
- if (rc == LLOG_PROC_BREAK)
- /* more records left, but seq_show must return 0 */
- rc = 0;
- RETURN(rc);
+ return snprintf(page, count, "%lu\n", obd->obd_recovery_time_hard);
}
+EXPORT_SYMBOL(lprocfs_obd_rd_recovery_time_hard);
-static void *changelog_seq_start(struct seq_file *seq, loff_t *pos)
+int lprocfs_obd_wr_recovery_time_hard(struct file *file, const char *buffer,
+ unsigned long count, void *data)
{
- struct changelog_seq_iter *csi = seq->private;
- LASSERT(csi);
-
- CDEBUG(D_CHANGELOG, "start "LPU64"-"LPU64" pos="LPU64"\n",
- csi->csi_startrec, csi->csi_endrec, *pos);
-
- csi->csi_fill = 0;
-
- if (csi->csi_done)
- /* no more records, seq_read should return 0 if buffer
- is empty */
- return NULL;
-
- if (*pos > csi->csi_pos) {
- /* The seq_read implementation sucks. It may call start
- multiple times, using pos to indicate advances, if any,
- by arbitrarily increasing it by 1. So ignore the actual
- value of pos, and just register any increase as
- "seq_read wants the next values". */
- csi->csi_startrec = csi->csi_endrec + 1;
- csi->csi_pos = *pos;
- }
- /* else use old startrec/startidx */
-
- return csi;
-}
+ struct obd_device *obd = data;
+ int val, rc;
+ LASSERT(obd != NULL);
-static void changelog_seq_stop(struct seq_file *seq, void *v)
-{
- struct changelog_seq_iter *csi = seq->private;
+ rc = lprocfs_write_helper(buffer, count, &val);
+ if (rc)
+ return rc;
- CDEBUG(D_CHANGELOG, "stop "LPU64"-"LPU64"\n",
- csi->csi_startrec, csi->csi_endrec);
+ obd->obd_recovery_time_hard = val;
+ return count;
}
+EXPORT_SYMBOL(lprocfs_obd_wr_recovery_time_hard);
-static void *changelog_seq_next(struct seq_file *seq, void *v, loff_t *pos)
+int lprocfs_obd_rd_mntdev(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
{
- struct changelog_seq_iter *csi = seq->private;
-
- CDEBUG(D_CHANGELOG, "next "LPU64"-"LPU64" pos="LPU64"\n",
- csi->csi_startrec, csi->csi_endrec, *pos);
-
- csi->csi_fill = 1;
+ struct obd_device *obd = (struct obd_device *)data;
- return csi;
+ 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);
}
+EXPORT_SYMBOL(lprocfs_obd_rd_mntdev);
-static struct seq_operations changelog_sops = {
- .start = changelog_seq_start,
- .stop = changelog_seq_stop,
- .next = changelog_seq_next,
- .show = changelog_seq_show,
-};
-
-int changelog_seq_open(struct inode *inode, struct file *file,
- struct changelog_seq_iter **csih)
+int lprocfs_obd_rd_max_pages_per_rpc(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
{
- struct changelog_seq_iter *csi;
- struct proc_dir_entry *dp = PDE(inode);
- struct seq_file *seq;
+ struct obd_device *dev = data;
+ struct client_obd *cli = &dev->u.cli;
int rc;
- LPROCFS_ENTRY_AND_CHECK(dp);
-
- rc = seq_open(file, &changelog_sops);
- if (rc) {
- LPROCFS_EXIT();
- return rc;
- }
-
- OBD_ALLOC_PTR(csi);
- if (csi == NULL) {
- lprocfs_seq_release(inode, file);
- return -ENOMEM;
- }
-
- csi->csi_dev = dp->data;
- seq = file->private_data;
- seq->private = csi;
- *csih = csi;
-
+ client_obd_list_lock(&cli->cl_loi_list_lock);
+ rc = snprintf(page, count, "%d\n", cli->cl_max_pages_per_rpc);
+ client_obd_list_unlock(&cli->cl_loi_list_lock);
return rc;
}
-EXPORT_SYMBOL(changelog_seq_open);
+EXPORT_SYMBOL(lprocfs_obd_rd_max_pages_per_rpc);
-int changelog_seq_release(struct inode *inode, struct file *file)
+int lprocfs_obd_wr_max_pages_per_rpc(struct file *file, const char *buffer,
+ unsigned long count, void *data)
{
- struct seq_file *seq = file->private_data;
- struct changelog_seq_iter *csi = seq->private;
-
- if (csi)
- OBD_FREE_PTR(csi);
-
- return lprocfs_seq_release(inode, file);
-}
-EXPORT_SYMBOL(changelog_seq_release);
-
-#ifndef SEEK_CUR /* SLES10 needs this */
-#define SEEK_CUR 1
-#define SEEK_END 2
-#endif
-
-loff_t changelog_seq_lseek(struct file *file, loff_t offset, int origin)
-{
- struct seq_file *seq = (struct seq_file *)file->private_data;
- struct changelog_seq_iter *csi = seq->private;
-
- CDEBUG(D_CHANGELOG,"seek "LPU64"-"LPU64" off="LPU64":%d fpos="LPU64"\n",
- csi->csi_startrec, csi->csi_endrec, offset, origin, file->f_pos);
-
- LL_SEQ_LOCK(seq);
-
- switch (origin) {
- case SEEK_CUR:
- offset += csi->csi_endrec;
- break;
- case SEEK_END:
- /* we don't know the last rec */
- offset = -1;
- }
+ 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;
- /* SEEK_SET */
+ rc = lprocfs_write_helper(buffer, count, &val);
+ if (rc)
+ return rc;
- if (offset < 0) {
- LL_SEQ_UNLOCK(seq);
- return -EINVAL;
+ 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);
- csi->csi_startrec = offset;
- csi->csi_endrec = offset ? offset - 1 : 0;
-
- /* drop whatever is left in sucky seq_read's buffer */
- seq->count = 0;
- seq->from = 0;
- seq->index++;
- LL_SEQ_UNLOCK(seq);
- file->f_pos = csi->csi_startrec;
- return csi->csi_startrec;
+ LPROCFS_CLIMP_EXIT(dev);
+ return count;
}
-EXPORT_SYMBOL(changelog_seq_lseek);
+EXPORT_SYMBOL(lprocfs_obd_wr_max_pages_per_rpc);
EXPORT_SYMBOL(lprocfs_register);
EXPORT_SYMBOL(lprocfs_srch);
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_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_read_frac_helper);
EXPORT_SYMBOL(lprocfs_write_u64_helper);
EXPORT_SYMBOL(lprocfs_write_frac_u64_helper);
+EXPORT_SYMBOL(lprocfs_stats_collect);
#endif /* LPROCFS*/