val *= 1 << (20 - PAGE_SHIFT); /* convert to pages */
- if (val > ((totalram_pages / 10) * 9)) {
+ if (val > ((cfs_totalram_pages() / 10) * 9)) {
/* Somebody wants to assign too much memory to dirty pages */
return -EINVAL;
}
}
LUSTRE_RW_ATTR(max_dirty_mb);
+#ifdef HAVE_SERVER_SUPPORT
+static ssize_t no_transno_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ struct obd_device *obd;
+ unsigned int idx;
+ int rc;
+
+ rc = kstrtouint(buffer, 10, &idx);
+ if (rc)
+ return rc;
+
+ obd = class_num2obd(idx);
+ if (!obd || !obd->obd_attached) {
+ if (obd)
+ CERROR("%s: not attached\n", obd->obd_name);
+ return -ENODEV;
+ }
+
+ spin_lock(&obd->obd_dev_lock);
+ obd->obd_no_transno = 1;
+ spin_unlock(&obd->obd_dev_lock);
+ return count;
+}
+LUSTRE_WO_ATTR(no_transno);
+#endif /* HAVE_SERVER_SUPPORT */
+
static ssize_t version_show(struct kobject *kobj, struct attribute *attr,
char *buf)
{
static ssize_t pinger_show(struct kobject *kobj, struct attribute *attr,
char *buf)
{
-#ifdef ENABLE_PINGER
+#ifdef CONFIG_LUSTRE_FS_PINGER
const char *state = "on";
#else
const char *state = "off";
return count;
}
+static ssize_t jobid_this_session_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
+{
+ char *jid;
+ int ret = -ENOENT;
+
+ rcu_read_lock();
+ jid = jobid_current();
+ if (jid)
+ ret = snprintf(buf, PAGE_SIZE, "%s\n", jid);
+ rcu_read_unlock();
+ return ret;
+}
+
+static ssize_t jobid_this_session_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer,
+ size_t count)
+{
+ char *jobid;
+ int len;
+ int ret;
+
+ if (!count || count > LUSTRE_JOBID_SIZE)
+ return -EINVAL;
+
+ jobid = kstrndup(buffer, count, GFP_KERNEL);
+ if (!jobid)
+ return -ENOMEM;
+ len = strcspn(jobid, "\n ");
+ jobid[len] = '\0';
+ ret = jobid_set_current(jobid);
+ kfree(jobid);
+
+ return ret ?: count;
+}
+
/* Root for /sys/kernel/debug/lustre */
struct dentry *debugfs_lustre_root;
EXPORT_SYMBOL_GPL(debugfs_lustre_root);
LUSTRE_RO_ATTR(health_check);
LUSTRE_RW_ATTR(jobid_var);
LUSTRE_RW_ATTR(jobid_name);
+LUSTRE_RW_ATTR(jobid_this_session);
static struct attribute *lustre_attrs[] = {
&lustre_attr_version.attr,
&lustre_attr_health_check.attr,
&lustre_attr_jobid_name.attr,
&lustre_attr_jobid_var.attr,
+ &lustre_attr_jobid_this_session.attr,
&lustre_sattr_timeout.u.attr,
&lustre_attr_max_dirty_mb.attr,
&lustre_sattr_debug_peer_on_timeout.u.attr,
#ifdef HAVE_SERVER_SUPPORT
&lustre_sattr_ldlm_timeout.u.attr,
&lustre_sattr_bulk_timeout.u.attr,
+ &lustre_attr_no_transno.attr,
#endif
&lustre_sattr_lbug_on_eviction.u.attr,
NULL,
}
debugfs_lustre_root = debugfs_create_dir("lustre", NULL);
- if (IS_ERR_OR_NULL(debugfs_lustre_root)) {
- rc = debugfs_lustre_root ? PTR_ERR(debugfs_lustre_root)
- : -ENOMEM;
- debugfs_lustre_root = NULL;
- kset_unregister(lustre_kset);
- goto out;
- }
file = debugfs_create_file("devices", 0444, debugfs_lustre_root, NULL,
&obd_device_list_fops);
- if (IS_ERR_OR_NULL(file)) {
- rc = file ? PTR_ERR(file) : -ENOMEM;
- debugfs_remove(debugfs_lustre_root);
- kset_unregister(lustre_kset);
- goto out;
- }
file = debugfs_create_file("health_check", 0444, debugfs_lustre_root,
NULL, &health_check_fops);
- if (IS_ERR_OR_NULL(file)) {
- rc = file ? PTR_ERR(file) : -ENOMEM;
- debugfs_remove_recursive(debugfs_lustre_root);
- kset_unregister(lustre_kset);
- goto out;
- }
entry = lprocfs_register("fs/lustre", NULL, NULL, NULL);
if (IS_ERR(entry)) {