*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
*
* GPL HEADER END
*/
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, 2014, Intel Corporation.
+ * Copyright (c) 2012, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include "mdd_internal.h"
static ssize_t
-mdd_atime_diff_seq_write(struct file *file, const char *buffer,
+mdd_atime_diff_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
struct mdd_device *mdd = m->private;
- char kernbuf[20], *end;
- unsigned long diff = 0;
-
- if (count > (sizeof(kernbuf) - 1))
- return -EINVAL;
-
- if (copy_from_user(kernbuf, buffer, count))
- return -EFAULT;
-
- kernbuf[count] = '\0';
+ time64_t diff = 0;
+ int rc;
- diff = simple_strtoul(kernbuf, &end, 0);
- if (kernbuf == end)
- return -EINVAL;
+ rc = kstrtoll_from_user(buffer, count, 0, &diff);
+ if (rc)
+ return rc;
mdd->mdd_atime_diff = diff;
return count;
{
struct mdd_device *mdd = m->private;
- return seq_printf(m, "%lu\n", mdd->mdd_atime_diff);
+ seq_printf(m, "%lld\n", mdd->mdd_atime_diff);
+ return 0;
}
LPROC_SEQ_FOPS(mdd_atime_diff);
seq_printf(m, "%s ", changelog_type2str(i));
i++;
}
+ seq_putc(m, '\n');
return 0;
}
static ssize_t
-mdd_changelog_mask_seq_write(struct file *file, const char *buffer,
+mdd_changelog_mask_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
int rc;
ENTRY;
- if (count >= PAGE_CACHE_SIZE)
+ if (count >= PAGE_SIZE)
RETURN(-EINVAL);
- OBD_ALLOC(kernbuf, PAGE_CACHE_SIZE);
+ OBD_ALLOC(kernbuf, PAGE_SIZE);
if (kernbuf == NULL)
RETURN(-ENOMEM);
if (copy_from_user(kernbuf, buffer, count))
if (rc == 0)
rc = count;
out:
- OBD_FREE(kernbuf, PAGE_CACHE_SIZE);
+ OBD_FREE(kernbuf, PAGE_SIZE);
return rc;
}
LPROC_SEQ_FOPS(mdd_changelog_mask);
rec = (struct llog_changelog_user_rec *)hdr;
- seq_printf(m, CHANGELOG_USER_PREFIX"%-3d "LPU64"\n",
- rec->cur_id, rec->cur_endrec);
+ seq_printf(m, CHANGELOG_USER_PREFIX"%-3d %llu (%u)\n",
+ rec->cur_id, rec->cur_endrec, (__u32)get_seconds() -
+ rec->cur_time);
return 0;
}
cur = mdd->mdd_cl.mc_index;
spin_unlock(&mdd->mdd_cl.mc_lock);
- seq_printf(m, "current index: "LPU64"\n", cur);
- seq_printf(m, "%-5s %s\n", "ID", "index");
+ seq_printf(m, "current index: %llu\n", cur);
+ seq_printf(m, "%-5s %s %s\n", "ID", "index", "(idle seconds)");
llog_cat_process(&env, ctxt->loc_handle, lprocfs_changelog_users_cb,
m, 0, 0);
}
LPROC_SEQ_FOPS_RO(mdd_changelog_users);
+static int mdd_changelog_size_ctxt(const struct lu_env *env,
+ struct mdd_device *mdd,
+ int index, __u64 *val)
+{
+ struct llog_ctxt *ctxt;
+
+ ctxt = llog_get_context(mdd2obd_dev(mdd),
+ index);
+ if (ctxt == NULL)
+ return -ENXIO;
+
+ if (!(ctxt->loc_handle->lgh_hdr->llh_flags & LLOG_F_IS_CAT)) {
+ CERROR("%s: ChangeLog has wrong flags: rc = %d\n",
+ ctxt->loc_obd->obd_name, -EINVAL);
+ llog_ctxt_put(ctxt);
+ return -EINVAL;
+ }
+
+ *val += llog_cat_size(env, ctxt->loc_handle);
+
+ llog_ctxt_put(ctxt);
+
+ return 0;
+}
+
+static int mdd_changelog_size_seq_show(struct seq_file *m, void *data)
+{
+ struct lu_env env;
+ struct mdd_device *mdd = m->private;
+ __u64 tmp = 0;
+ int rc;
+
+ rc = lu_env_init(&env, LCT_LOCAL);
+ if (rc)
+ return rc;
+
+ rc = mdd_changelog_size_ctxt(&env, mdd, LLOG_CHANGELOG_ORIG_CTXT, &tmp);
+ if (rc) {
+ lu_env_fini(&env);
+ return rc;
+ }
+
+ rc = mdd_changelog_size_ctxt(&env, mdd, LLOG_CHANGELOG_USER_ORIG_CTXT,
+ &tmp);
+
+ seq_printf(m, "%llu\n", tmp);
+ lu_env_fini(&env);
+ return rc;
+}
+LPROC_SEQ_FOPS_RO(mdd_changelog_size);
+
+static int mdd_changelog_gc_seq_show(struct seq_file *m, void *data)
+{
+ struct mdd_device *mdd = m->private;
+
+ LASSERT(mdd != NULL);
+ seq_printf(m, "%u\n", mdd->mdd_changelog_gc);
+ return 0;
+}
+
+static ssize_t
+mdd_changelog_gc_seq_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct mdd_device *mdd = m->private;
+ bool val;
+ int rc;
+
+ LASSERT(mdd != NULL);
+ rc = kstrtobool_from_user(buffer, count, &val);
+ if (rc)
+ return rc;
+
+ mdd->mdd_changelog_gc = val;
+
+ return count;
+}
+LPROC_SEQ_FOPS(mdd_changelog_gc);
+
+static int mdd_changelog_max_idle_time_seq_show(struct seq_file *m, void *data)
+{
+ struct mdd_device *mdd = m->private;
+
+ LASSERT(mdd != NULL);
+ seq_printf(m, "%lld\n", mdd->mdd_changelog_max_idle_time);
+ return 0;
+}
+
+static ssize_t
+mdd_changelog_max_idle_time_seq_write(struct file *file,
+ const char __user *buffer, size_t count,
+ loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct mdd_device *mdd = m->private;
+ time64_t val;
+ int rc;
+
+ LASSERT(mdd != NULL);
+
+ rc = kstrtoll_from_user(buffer, count, 0, &val);
+ if (rc)
+ return rc;
+
+ /* XXX may need to limit with reasonable elapsed/idle times */
+ if (val < 1)
+ return -ERANGE;
+
+ mdd->mdd_changelog_max_idle_time = val;
+
+ return count;
+}
+LPROC_SEQ_FOPS(mdd_changelog_max_idle_time);
+
+static int mdd_changelog_max_idle_indexes_seq_show(struct seq_file *m,
+ void *data)
+{
+ struct mdd_device *mdd = m->private;
+
+ LASSERT(mdd != NULL);
+ seq_printf(m, "%lu\n", mdd->mdd_changelog_max_idle_indexes);
+ return 0;
+}
+
+static ssize_t
+mdd_changelog_max_idle_indexes_seq_write(struct file *file,
+ const char __user *buffer,
+ size_t count, loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct mdd_device *mdd = m->private;
+ unsigned long val;
+ int rc;
+
+ LASSERT(mdd != NULL);
+ rc = kstrtoul_from_user(buffer, count, 0, &val);
+ if (rc)
+ return rc;
+
+ /* XXX may need to limit/check with reasonable elapsed/idle indexes */
+ /* XXX may better allow to specify a % of full ChangeLogs */
+
+ mdd->mdd_changelog_max_idle_indexes = val;
+
+ return count;
+}
+LPROC_SEQ_FOPS(mdd_changelog_max_idle_indexes);
+
+static int mdd_changelog_min_gc_interval_seq_show(struct seq_file *m,
+ void *data)
+{
+ struct mdd_device *mdd = m->private;
+
+ LASSERT(mdd != NULL);
+ seq_printf(m, "%lld\n", mdd->mdd_changelog_min_gc_interval);
+ return 0;
+}
+
+static ssize_t
+mdd_changelog_min_gc_interval_seq_write(struct file *file,
+ const char __user *buffer,
+ size_t count, loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct mdd_device *mdd = m->private;
+ time64_t val;
+ int rc;
+
+ LASSERT(mdd != NULL);
+ rc = kstrtoll_from_user(buffer, count, 0, &val);
+ if (rc)
+ return rc;
+
+ /* XXX may need to limit with reasonable elapsed/interval times */
+ if (val < 1)
+ return -ERANGE;
+
+ mdd->mdd_changelog_min_gc_interval = val;
+
+ return count;
+}
+LPROC_SEQ_FOPS(mdd_changelog_min_gc_interval);
+
+static int mdd_changelog_min_free_cat_entries_seq_show(struct seq_file *m,
+ void *data)
+{
+ struct mdd_device *mdd = m->private;
+
+ LASSERT(mdd != NULL);
+ seq_printf(m, "%u\n", mdd->mdd_changelog_min_free_cat_entries);
+ return 0;
+}
+
+static ssize_t
+mdd_changelog_min_free_cat_entries_seq_write(struct file *file,
+ const char __user *buffer,
+ size_t count, loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct mdd_device *mdd = m->private;
+ unsigned int val;
+ int rc;
+
+ LASSERT(mdd != NULL);
+ rc = kstrtouint_from_user(buffer, count, 0, &val);
+ if (rc)
+ return rc;
+
+ /* XXX may need to limit with more reasonable number of free entries */
+ if (val < 1)
+ return -ERANGE;
+
+ mdd->mdd_changelog_min_free_cat_entries = val;
+
+ return count;
+}
+LPROC_SEQ_FOPS(mdd_changelog_min_free_cat_entries);
+
+static int mdd_changelog_deniednext_seq_show(struct seq_file *m, void *data)
+{
+ struct mdd_device *mdd = m->private;
+
+ seq_printf(m, "%u\n", mdd->mdd_cl.mc_deniednext);
+ return 0;
+}
+
+static ssize_t
+mdd_changelog_deniednext_seq_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct mdd_device *mdd = m->private;
+ char kernbuf[11];
+ unsigned int time = 0;
+ int rc;
+
+ if (count > (sizeof(kernbuf) - 1))
+ return -EINVAL;
+
+ if (copy_from_user(kernbuf, buffer, count))
+ return -EFAULT;
+
+ kernbuf[count] = '\0';
+
+ rc = kstrtoul(kernbuf, 0, (unsigned long int *)&time);
+ if (rc)
+ return rc;
+
+ mdd->mdd_cl.mc_deniednext = time;
+ return count;
+}
+LPROC_SEQ_FOPS(mdd_changelog_deniednext);
+
static int mdd_sync_perm_seq_show(struct seq_file *m, void *data)
{
struct mdd_device *mdd = m->private;
LASSERT(mdd != NULL);
- return seq_printf(m, "%d\n", mdd->mdd_sync_permission);
+ seq_printf(m, "%d\n", mdd->mdd_sync_permission);
+ return 0;
}
static ssize_t
-mdd_sync_perm_seq_write(struct file *file, const char *buffer,
+mdd_sync_perm_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
struct mdd_device *mdd = m->private;
- int val, rc;
+ bool val;
+ int rc;
+
+ LASSERT(mdd != NULL);
+ rc = kstrtobool_from_user(buffer, count, &val);
+ if (rc)
+ return rc;
- LASSERT(mdd != NULL);
- rc = lprocfs_write_helper(buffer, count, &val);
- if (rc)
- return rc;
+ mdd->mdd_sync_permission = val;
- mdd->mdd_sync_permission = !!val;
- return count;
+ return count;
}
LPROC_SEQ_FOPS(mdd_sync_perm);
}
static ssize_t
-mdd_lfsck_speed_limit_seq_write(struct file *file, const char *buffer,
+mdd_lfsck_speed_limit_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
struct mdd_device *mdd = m->private;
- __u32 val;
+ unsigned int val;
int rc;
LASSERT(mdd != NULL);
- rc = lprocfs_write_helper(buffer, count, &val);
+ rc = kstrtouint_from_user(buffer, count, 0, &val);
if (rc != 0)
return rc;
}
static ssize_t
-mdd_lfsck_async_windows_seq_write(struct file *file, const char *buffer,
+mdd_lfsck_async_windows_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
- struct seq_file *m = file->private_data;
+ struct seq_file *m = file->private_data;
struct mdd_device *mdd = m->private;
- __u32 val;
- int rc;
+ unsigned int val;
+ int rc;
LASSERT(mdd != NULL);
- rc = lprocfs_write_helper(buffer, count, &val);
- if (rc == 0)
- rc = lfsck_set_windows(mdd->mdd_bottom, val);
+ rc = kstrtouint_from_user(buffer, count, 0, &val);
+ if (rc)
+ return rc;
+
+ rc = lfsck_set_windows(mdd->mdd_bottom, val);
return rc != 0 ? rc : count;
}
}
LPROC_SEQ_FOPS_RO(mdd_lfsck_layout);
-static struct lprocfs_seq_vars lprocfs_mdd_obd_vars[] = {
+static struct lprocfs_vars lprocfs_mdd_obd_vars[] = {
{ .name = "atime_diff",
.fops = &mdd_atime_diff_fops },
{ .name = "changelog_mask",
.fops = &mdd_changelog_mask_fops },
{ .name = "changelog_users",
.fops = &mdd_changelog_users_fops },
+ { .name = "changelog_size",
+ .fops = &mdd_changelog_size_fops },
+ { .name = "changelog_gc",
+ .fops = &mdd_changelog_gc_fops },
+ { .name = "changelog_max_idle_time",
+ .fops = &mdd_changelog_max_idle_time_fops },
+ { .name = "changelog_max_idle_indexes",
+ .fops = &mdd_changelog_max_idle_indexes_fops },
+ { .name = "changelog_min_gc_interval",
+ .fops = &mdd_changelog_min_gc_interval_fops },
+ { .name = "changelog_min_free_cat_entries",
+ .fops = &mdd_changelog_min_free_cat_entries_fops },
+ { .name = "changelog_deniednext",
+ .fops = &mdd_changelog_deniednext_fops },
{ .name = "sync_permission",
.fops = &mdd_sync_perm_fops },
{ .name = "lfsck_speed_limit",
.fops = &mdd_lfsck_namespace_fops },
{ .name = "lfsck_layout",
.fops = &mdd_lfsck_layout_fops },
- { 0 }
+ { NULL }
};
int mdd_procfs_init(struct mdd_device *mdd, const char *name)
{
- struct obd_device *obd = class_name2obd(name);
+ struct obd_device *obd = mdd2obd_dev(mdd);
struct obd_type *type;
int rc;
ENTRY;
/* Find the type procroot and add the proc entry for this device */
obd->obd_vars = lprocfs_mdd_obd_vars;
- mdd->mdd_proc_entry = lprocfs_seq_register(name, type->typ_procroot,
- obd->obd_vars, mdd);
+ mdd->mdd_proc_entry = lprocfs_register(name, type->typ_procroot,
+ obd->obd_vars, mdd);
if (IS_ERR(mdd->mdd_proc_entry)) {
rc = PTR_ERR(mdd->mdd_proc_entry);
CERROR("Error %d setting up lprocfs for %s\n",