*
* 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) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2014, Intel Corporation.
+ * Copyright (c) 2011, 2015, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
- * Lustre is a trademark of Sun Microsystems, Inc.
*
* lustre/osd/osd_lproc.c
*
#define DEBUG_SUBSYSTEM S_OSD
#include <lprocfs_status.h>
-#include <lustre/lustre_idl.h>
#include "osd_internal.h"
-#ifdef CONFIG_PROC_FS
-
void osd_brw_stats_update(struct osd_device *osd, struct osd_iobuf *iobuf)
{
- struct brw_stats *s = &osd->od_brw_stats;
- unsigned long *last_block = NULL;
- struct page **pages = iobuf->dr_pages;
- struct page *last_page = NULL;
- unsigned long discont_pages = 0;
- unsigned long discont_blocks = 0;
- unsigned long *blocks = iobuf->dr_blocks;
- int i, nr_pages = iobuf->dr_npages;
- int blocks_per_page;
- int rw = iobuf->dr_rw;
-
- if (unlikely(nr_pages == 0))
- return;
-
- blocks_per_page = PAGE_CACHE_SIZE >> osd_sb(osd)->s_blocksize_bits;
-
- lprocfs_oh_tally_log2(&s->hist[BRW_R_PAGES+rw], nr_pages);
-
- while (nr_pages-- > 0) {
- if (last_page && (*pages)->index != (last_page->index + 1))
- discont_pages++;
- last_page = *pages;
- pages++;
- for (i = 0; i < blocks_per_page; i++) {
- if (last_block && *blocks != (*last_block + 1))
- discont_blocks++;
- last_block = blocks++;
- }
- }
-
- lprocfs_oh_tally(&s->hist[BRW_R_DISCONT_PAGES+rw], discont_pages);
- lprocfs_oh_tally(&s->hist[BRW_R_DISCONT_BLOCKS+rw], discont_blocks);
-}
-
-#define pct(a, b) (b ? a * 100 / b : 0)
-
-static void display_brw_stats(struct seq_file *seq, char *name, char *units,
- struct obd_histogram *read, struct obd_histogram *write, int scale)
-{
- unsigned long read_tot, write_tot, r, w, read_cum = 0, write_cum = 0;
- int i;
-
- seq_printf(seq, "\n%26s read | write\n", " ");
- seq_printf(seq, "%-22s %-5s %% cum %% | %-11s %% cum %%\n",
- name, units, units);
-
- read_tot = lprocfs_oh_sum(read);
- write_tot = lprocfs_oh_sum(write);
- for (i = 0; i < OBD_HIST_MAX; i++) {
- r = read->oh_buckets[i];
- w = write->oh_buckets[i];
- read_cum += r;
- write_cum += w;
- if (read_cum == 0 && write_cum == 0)
- continue;
-
- if (!scale)
- seq_printf(seq, "%u", i);
- else if (i < 10)
- seq_printf(seq, "%u", scale << i);
- else if (i < 20)
- seq_printf(seq, "%uK", scale << (i-10));
- else
- seq_printf(seq, "%uM", scale << (i-20));
-
- seq_printf(seq, ":\t\t%10lu %3lu %3lu | %4lu %3lu %3lu\n",
- r, pct(r, read_tot), pct(read_cum, read_tot),
- w, pct(w, write_tot), pct(write_cum, write_tot));
-
- if (read_cum == read_tot && write_cum == write_tot)
- break;
- }
-}
-
-static void brw_stats_show(struct seq_file *seq, struct brw_stats *brw_stats)
-{
- struct timeval now;
-
- /* this sampling races with updates */
- do_gettimeofday(&now);
- seq_printf(seq, "snapshot_time: %lu.%lu (secs.usecs)\n",
- now.tv_sec, now.tv_usec);
-
- display_brw_stats(seq, "pages per bulk r/w", "rpcs",
- &brw_stats->hist[BRW_R_PAGES],
- &brw_stats->hist[BRW_W_PAGES], 1);
-
- display_brw_stats(seq, "discontiguous pages", "rpcs",
- &brw_stats->hist[BRW_R_DISCONT_PAGES],
- &brw_stats->hist[BRW_W_DISCONT_PAGES], 0);
-
- display_brw_stats(seq, "discontiguous blocks", "rpcs",
- &brw_stats->hist[BRW_R_DISCONT_BLOCKS],
- &brw_stats->hist[BRW_W_DISCONT_BLOCKS], 0);
-
- display_brw_stats(seq, "disk fragmented I/Os", "ios",
- &brw_stats->hist[BRW_R_DIO_FRAGS],
- &brw_stats->hist[BRW_W_DIO_FRAGS], 0);
-
- display_brw_stats(seq, "disk I/Os in flight", "ios",
- &brw_stats->hist[BRW_R_RPC_HIST],
- &brw_stats->hist[BRW_W_RPC_HIST], 0);
-
- display_brw_stats(seq, "I/O time (1/1000s)", "ios",
- &brw_stats->hist[BRW_R_IO_TIME],
- &brw_stats->hist[BRW_W_IO_TIME],
- jiffies_to_msecs(1000) / MSEC_PER_SEC);
-
- display_brw_stats(seq, "disk I/O size", "ios",
- &brw_stats->hist[BRW_R_DISK_IOSIZE],
- &brw_stats->hist[BRW_W_DISK_IOSIZE], 1);
-}
-
-#undef pct
-
-static int osd_brw_stats_seq_show(struct seq_file *seq, void *v)
-{
- struct osd_device *osd = seq->private;
-
- brw_stats_show(seq, &osd->od_brw_stats);
-
- return 0;
-}
-
-static ssize_t osd_brw_stats_seq_write(struct file *file, const char *buf,
- size_t len, loff_t *off)
-{
- struct seq_file *seq = file->private_data;
- struct osd_device *osd = seq->private;
- int i;
-
- for (i = 0; i < BRW_LAST; i++)
- lprocfs_oh_clear(&osd->od_brw_stats.hist[i]);
+ struct brw_stats *bs = &osd->od_brw_stats;
+ sector_t *last_block = NULL;
+ struct page **pages = iobuf->dr_pages;
+ struct page *last_page = NULL;
+ unsigned long discont_pages = 0;
+ unsigned long discont_blocks = 0;
+ sector_t *blocks = iobuf->dr_blocks;
+ int i, nr_pages = iobuf->dr_npages;
+ int blocks_per_page;
+ int rw = iobuf->dr_rw;
+
+ if (unlikely(nr_pages == 0))
+ return;
+
+ blocks_per_page = PAGE_SIZE >> osd_sb(osd)->s_blocksize_bits;
+
+ lprocfs_oh_tally_log2(&bs->bs_hist[BRW_R_PAGES + rw], nr_pages);
+
+ while (nr_pages-- > 0) {
+ if (last_page && (*pages)->index != (last_page->index + 1))
+ discont_pages++;
+ last_page = *pages;
+ pages++;
+ for (i = 0; i < blocks_per_page; i++) {
+ if (last_block && *blocks != (*last_block + 1))
+ discont_blocks++;
+ last_block = blocks++;
+ }
+ }
- return len;
+ lprocfs_oh_tally(&bs->bs_hist[BRW_R_DISCONT_PAGES+rw], discont_pages);
+ lprocfs_oh_tally(&bs->bs_hist[BRW_R_DISCONT_BLOCKS+rw], discont_blocks);
}
-LPROC_SEQ_FOPS(osd_brw_stats);
-
static int osd_stats_init(struct osd_device *osd)
{
- int i, result;
- ENTRY;
-
- for (i = 0; i < BRW_LAST; i++)
- spin_lock_init(&osd->od_brw_stats.hist[i].oh_lock);
+ int result = -ENOMEM;
+ ENTRY;
osd->od_stats = lprocfs_alloc_stats(LPROC_OSD_LAST, 0);
- if (osd->od_stats != NULL) {
- result = lprocfs_register_stats(osd->od_proc_entry, "stats",
- osd->od_stats);
- if (result)
- GOTO(out, result);
-
+ if (osd->od_stats) {
lprocfs_counter_init(osd->od_stats, LPROC_OSD_GET_PAGE,
LPROCFS_CNTR_AVGMINMAX|LPROCFS_CNTR_STDDEV,
"get_page", "usec");
LPROCFS_CNTR_AVGMINMAX,
"thandle closing", "usec");
#endif
- result = lprocfs_seq_create(osd->od_proc_entry, "brw_stats",
- 0644, &osd_brw_stats_fops, osd);
- } else
- result = -ENOMEM;
+ result = 0;
+ }
-out:
- RETURN(result);
+ ldebugfs_register_osd_stats(osd->od_dt_dev.dd_debugfs_entry,
+ &osd->od_brw_stats, osd->od_stats);
+
+ RETURN(result);
}
-static int ldiskfs_osd_fstype_seq_show(struct seq_file *m, void *data)
+static ssize_t fstype_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct osd_device *osd = osd_dt_dev((struct dt_device *)m->private);
-
- LASSERT(osd != NULL);
- return seq_printf(m, "ldiskfs\n");
+ return sprintf(buf, "ldiskfs\n");
}
-LPROC_SEQ_FOPS_RO(ldiskfs_osd_fstype);
+LUSTRE_RO_ATTR(fstype);
-static int ldiskfs_osd_mntdev_seq_show(struct seq_file *m, void *data)
+static ssize_t mntdev_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct osd_device *osd = osd_dt_dev((struct dt_device *)m->private);
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *osd = osd_dt_dev(dt);
- LASSERT(osd != NULL);
- if (unlikely(osd->od_mnt == NULL))
+ LASSERT(osd);
+ if (unlikely(!osd->od_mnt))
return -EINPROGRESS;
- return seq_printf(m, "%s\n", osd->od_mntdev);
+ return sprintf(buf, "%s\n", osd->od_mntdev);
}
-LPROC_SEQ_FOPS_RO(ldiskfs_osd_mntdev);
+LUSTRE_RO_ATTR(mntdev);
-static int ldiskfs_osd_cache_seq_show(struct seq_file *m, void *data)
+static ssize_t read_cache_enable_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct osd_device *osd = osd_dt_dev((struct dt_device *)m->private);
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *osd = osd_dt_dev(dt);
- LASSERT(osd != NULL);
- if (unlikely(osd->od_mnt == NULL))
+ LASSERT(osd);
+ if (unlikely(!osd->od_mnt))
return -EINPROGRESS;
- return seq_printf(m, "%u\n", osd->od_read_cache);
+ return sprintf(buf, "%u\n", osd->od_read_cache);
}
-static ssize_t
-ldiskfs_osd_cache_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
+static ssize_t read_cache_enable_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct dt_device *dt = m->private;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
struct osd_device *osd = osd_dt_dev(dt);
- int val, rc;
+ bool val;
+ int rc;
- LASSERT(osd != NULL);
- if (unlikely(osd->od_mnt == NULL))
+ LASSERT(osd);
+ if (unlikely(!osd->od_mnt))
return -EINPROGRESS;
- rc = lprocfs_write_helper(buffer, count, &val);
+ rc = kstrtobool(buffer, &val);
if (rc)
return rc;
osd->od_read_cache = !!val;
return count;
}
-LPROC_SEQ_FOPS(ldiskfs_osd_cache);
+LUSTRE_RW_ATTR(read_cache_enable);
-static int ldiskfs_osd_wcache_seq_show(struct seq_file *m, void *data)
+static ssize_t writethrough_cache_enable_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct osd_device *osd = osd_dt_dev((struct dt_device *)m->private);
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *osd = osd_dt_dev(dt);
- LASSERT(osd != NULL);
- if (unlikely(osd->od_mnt == NULL))
+ LASSERT(osd);
+ if (unlikely(!osd->od_mnt))
return -EINPROGRESS;
- return seq_printf(m, "%u\n", osd->od_writethrough_cache);
+ return sprintf(buf, "%u\n", osd->od_writethrough_cache);
}
-static ssize_t
-ldiskfs_osd_wcache_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
+static ssize_t writethrough_cache_enable_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer,
+ size_t count)
{
- struct seq_file *m = file->private_data;
- struct dt_device *dt = m->private;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
struct osd_device *osd = osd_dt_dev(dt);
- int val, rc;
+ bool val;
+ int rc;
- LASSERT(osd != NULL);
- if (unlikely(osd->od_mnt == NULL))
+ LASSERT(osd);
+ if (unlikely(!osd->od_mnt))
return -EINPROGRESS;
- rc = lprocfs_write_helper(buffer, count, &val);
+ rc = kstrtobool(buffer, &val);
if (rc)
return rc;
osd->od_writethrough_cache = !!val;
return count;
}
-LPROC_SEQ_FOPS(ldiskfs_osd_wcache);
+LUSTRE_RW_ATTR(writethrough_cache_enable);
-static ssize_t
-lprocfs_osd_force_sync_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
+static ssize_t fallocate_zero_blocks_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct seq_file *m = file->private_data;
- struct dt_device *dt = m->private;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
struct osd_device *osd = osd_dt_dev(dt);
- struct lu_env env;
- int rc;
- LASSERT(osd != NULL);
- if (unlikely(osd->od_mnt == NULL))
+ LASSERT(osd);
+ if (unlikely(!osd->od_mnt))
+ return -EINPROGRESS;
+
+ return scnprintf(buf, PAGE_SIZE, "%d\n", osd->od_fallocate_zero_blocks);
+}
+
+/*
+ * Set how fallocate() interacts with the backing filesystem:
+ * -1: fallocate is disabled and returns -EOPNOTSUPP
+ * 0: fallocate allocates unwritten extents (like ext4)
+ * 1: fallocate zeroes allocated extents on disk
+ */
+static ssize_t fallocate_zero_blocks_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *osd = osd_dt_dev(dt);
+ long val;
+ int rc;
+
+ LASSERT(osd);
+ if (unlikely(!osd->od_mnt))
+ return -EINPROGRESS;
+
+ rc = kstrtol(buffer, 0, &val);
+ if (rc)
+ return rc;
+
+ if (val < -1 || val > 1)
+ return -EINVAL;
+
+ osd->od_fallocate_zero_blocks = val;
+ return count;
+}
+LUSTRE_RW_ATTR(fallocate_zero_blocks);
+
+ssize_t force_sync_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *osd = osd_dt_dev(dt);
+ struct lu_env env;
+ int rc;
+
+ LASSERT(osd);
+ if (unlikely(!osd->od_mnt))
return -EINPROGRESS;
rc = lu_env_init(&env, LCT_LOCAL);
if (rc)
return rc;
+
rc = dt_sync(&env, dt);
lu_env_fini(&env);
return rc == 0 ? count : rc;
}
-LPROC_SEQ_FOPS_WO_TYPE(ldiskfs, osd_force_sync);
+LUSTRE_WO_ATTR(force_sync);
-static int ldiskfs_osd_pdo_seq_show(struct seq_file *m, void *data)
+static ssize_t nonrotational_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- return seq_printf(m, "%s\n", ldiskfs_pdo ? "ON" : "OFF");
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *osd = osd_dt_dev(dt);
+
+ LASSERT(osd);
+ if (unlikely(!osd->od_mnt))
+ return -EINPROGRESS;
+
+ return sprintf(buf, "%u\n", osd->od_nonrotational);
}
-static ssize_t
-ldiskfs_osd_pdo_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
+static ssize_t nonrotational_store(struct kobject *kobj,
+ struct attribute *attr, const char *buffer,
+ size_t count)
{
- int pdo, rc;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *osd = osd_dt_dev(dt);
+ bool val;
+ int rc;
- rc = lprocfs_write_helper(buffer, count, &pdo);
- if (rc != 0)
- return rc;
+ LASSERT(osd);
+ if (unlikely(!osd->od_mnt))
+ return -EINPROGRESS;
- ldiskfs_pdo = !!pdo;
+ rc = kstrtobool(buffer, &val);
+ if (rc)
+ return rc;
- return count;
+ osd->od_nonrotational = val;
+ return count;
}
-LPROC_SEQ_FOPS(ldiskfs_osd_pdo);
+LUSTRE_RW_ATTR(nonrotational);
-static int ldiskfs_osd_auto_scrub_seq_show(struct seq_file *m, void *data)
+static ssize_t pdo_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct osd_device *dev = osd_dt_dev((struct dt_device *)m->private);
+ return sprintf(buf, "%s\n", ldiskfs_pdo ? "ON" : "OFF");
+}
- LASSERT(dev != NULL);
- if (unlikely(dev->od_mnt == NULL))
+static ssize_t pdo_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ bool pdo;
+ int rc;
+
+ rc = kstrtobool(buffer, &pdo);
+ if (rc != 0)
+ return rc;
+
+ ldiskfs_pdo = pdo;
+
+ return count;
+}
+LUSTRE_RW_ATTR(pdo);
+
+static ssize_t auto_scrub_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
+{
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
+
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
return -EINPROGRESS;
- return seq_printf(m, "%d\n", !dev->od_noscrub);
+ return scnprintf(buf, PAGE_SIZE, "%lld\n",
+ dev->od_scrub.os_scrub.os_auto_scrub_interval);
}
-static ssize_t
-ldiskfs_osd_auto_scrub_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
+static ssize_t auto_scrub_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct dt_device *dt = m->private;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
struct osd_device *dev = osd_dt_dev(dt);
- int val, rc;
+ s64 val;
+ int rc;
- LASSERT(dev != NULL);
- if (unlikely(dev->od_mnt == NULL))
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
return -EINPROGRESS;
- rc = lprocfs_write_helper(buffer, count, &val);
+ rc = kstrtoll(buffer, 0, &val);
if (rc)
return rc;
- dev->od_noscrub = !val;
+ dev->od_scrub.os_scrub.os_auto_scrub_interval = val;
return count;
}
-LPROC_SEQ_FOPS(ldiskfs_osd_auto_scrub);
+LUSTRE_RW_ATTR(auto_scrub);
-static int ldiskfs_osd_full_scrub_ratio_seq_show(struct seq_file *m, void *data)
+static ssize_t full_scrub_ratio_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct osd_device *dev = osd_dt_dev((struct dt_device *)m->private);
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
- LASSERT(dev != NULL);
- if (unlikely(dev->od_mnt == NULL))
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
return -EINPROGRESS;
- return seq_printf(m, LPU64"\n", dev->od_full_scrub_ratio);
+ return sprintf(buf, "%llu\n", dev->od_full_scrub_ratio);
}
-static ssize_t
-ldiskfs_osd_full_scrub_ratio_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
+static ssize_t full_scrub_ratio_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct dt_device *dt = m->private;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
struct osd_device *dev = osd_dt_dev(dt);
- int val, rc;
+ s64 val;
+ int rc;
- LASSERT(dev != NULL);
- if (unlikely(dev->od_mnt == NULL))
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
return -EINPROGRESS;
- rc = lprocfs_write_helper(buffer, count, &val);
- if (rc != 0)
+ rc = kstrtoll(buffer, 0, &val);
+ if (rc)
return rc;
if (val < 0)
dev->od_full_scrub_ratio = val;
return count;
}
-LPROC_SEQ_FOPS(ldiskfs_osd_full_scrub_ratio);
+LUSTRE_RW_ATTR(full_scrub_ratio);
-static int ldiskfs_osd_full_scrub_threshold_rate_seq_show(struct seq_file *m,
- void *data)
+static ssize_t full_scrub_threshold_rate_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct osd_device *dev = osd_dt_dev((struct dt_device *)m->private);
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
- LASSERT(dev != NULL);
- if (unlikely(dev->od_mnt == NULL))
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
return -EINPROGRESS;
- return seq_printf(m, LPU64" (bad OI mappings/minute)\n",
- dev->od_full_scrub_threshold_rate);
+ return sprintf(buf, "%llu (bad OI mappings/minute)\n",
+ dev->od_full_scrub_threshold_rate);
}
-static ssize_t
-ldiskfs_osd_full_scrub_threshold_rate_seq_write(struct file *file,
- const char *buffer,
- size_t count, loff_t *off)
+static ssize_t full_scrub_threshold_rate_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct dt_device *dt = m->private;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
struct osd_device *dev = osd_dt_dev(dt);
- int val, rc;
+ u64 val;
+ int rc;
- LASSERT(dev != NULL);
- if (unlikely(dev->od_mnt == NULL))
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
return -EINPROGRESS;
- rc = lprocfs_write_helper(buffer, count, &val);
+ rc = kstrtoull(buffer, 0, &val);
if (rc != 0)
return rc;
- if (val < 0)
- return -EINVAL;
-
dev->od_full_scrub_threshold_rate = val;
return count;
}
-LPROC_SEQ_FOPS(ldiskfs_osd_full_scrub_threshold_rate);
+LUSTRE_RW_ATTR(full_scrub_threshold_rate);
-static int
-ldiskfs_osd_track_declares_assert_seq_show(struct seq_file *m, void *data)
+static ssize_t extent_bytes_allocation_show(struct kobject *kobj,
+ struct attribute *attr, char *buf)
{
- return seq_printf(m, "%d\n", ldiskfs_track_declares_assert);
-}
-
-static ssize_t
-ldiskfs_osd_track_declares_assert_seq_write(struct file *file,
- const char *buffer,
- size_t count, loff_t *off)
-{
- int track_declares_assert;
- int rc;
-
- rc = lprocfs_write_helper(buffer, count, &track_declares_assert);
- if (rc != 0)
- return rc;
-
- ldiskfs_track_declares_assert = !!track_declares_assert;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
+ int i;
+ unsigned int min = (unsigned int)(~0), cur;
- return count;
+ for_each_online_cpu(i) {
+ cur = *per_cpu_ptr(dev->od_extent_bytes_percpu, i);
+ if (cur < min)
+ min = cur;
+ }
+ return snprintf(buf, PAGE_SIZE, "%u\n", min);
}
-LPROC_SEQ_FOPS(ldiskfs_osd_track_declares_assert);
+LUSTRE_RO_ATTR(extent_bytes_allocation);
static int ldiskfs_osd_oi_scrub_seq_show(struct seq_file *m, void *data)
{
if (unlikely(dev->od_mnt == NULL))
return -EINPROGRESS;
- return osd_scrub_dump(m, dev);
+ osd_scrub_dump(m, dev);
+ return 0;
}
-LPROC_SEQ_FOPS_RO(ldiskfs_osd_oi_scrub);
+
+LDEBUGFS_SEQ_FOPS_RO(ldiskfs_osd_oi_scrub);
static int ldiskfs_osd_readcache_seq_show(struct seq_file *m, void *data)
{
if (unlikely(osd->od_mnt == NULL))
return -EINPROGRESS;
- return seq_printf(m, LPU64"\n", osd->od_readcache_max_filesize);
+ seq_printf(m, "%llu\n", osd->od_readcache_max_filesize);
+ return 0;
}
static ssize_t
-ldiskfs_osd_readcache_seq_write(struct file *file, const char *buffer,
+ldiskfs_osd_readcache_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
- struct seq_file *m = file->private_data;
- struct dt_device *dt = m->private;
+ struct seq_file *m = file->private_data;
+ struct dt_device *dt = m->private;
struct osd_device *osd = osd_dt_dev(dt);
- __u64 val;
- int rc;
+ char kernbuf[22] = "";
+ u64 val;
+ int rc;
LASSERT(osd != NULL);
if (unlikely(osd->od_mnt == NULL))
return -EINPROGRESS;
- rc = lprocfs_write_u64_helper(buffer, count, &val);
- if (rc)
+ if (count >= sizeof(kernbuf))
+ return -EINVAL;
+
+ if (copy_from_user(kernbuf, buffer, count))
+ return -EFAULT;
+ kernbuf[count] = 0;
+
+ rc = sysfs_memparse(kernbuf, count, &val, "B");
+ if (rc < 0)
return rc;
osd->od_readcache_max_filesize = val > OSD_MAX_CACHE_SIZE ?
OSD_MAX_CACHE_SIZE : val;
return count;
}
-LPROC_SEQ_FOPS(ldiskfs_osd_readcache);
-static int ldiskfs_osd_lma_self_repair_seq_show(struct seq_file *m, void *data)
+LDEBUGFS_SEQ_FOPS(ldiskfs_osd_readcache);
+
+static int ldiskfs_osd_readcache_max_io_seq_show(struct seq_file *m, void *data)
{
- struct osd_device *dev = osd_dt_dev((struct dt_device *)m->private);
+ struct osd_device *osd = osd_dt_dev((struct dt_device *)m->private);
- LASSERT(dev != NULL);
- if (unlikely(dev->od_mnt == NULL))
+ LASSERT(osd != NULL);
+ if (unlikely(osd->od_mnt == NULL))
return -EINPROGRESS;
- return seq_printf(m, "%d\n", !!dev->od_lma_self_repair);
+ seq_printf(m, "%lu\n", osd->od_readcache_max_iosize >> 20);
+ return 0;
}
static ssize_t
-ldiskfs_osd_lma_self_repair_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
+ldiskfs_osd_readcache_max_io_seq_write(struct file *file,
+ const char __user *buffer,
+ size_t count, loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct dt_device *dt = m->private;
+ struct osd_device *osd = osd_dt_dev(dt);
+ char kernbuf[22] = "";
+ u64 val;
+ int rc;
+
+ LASSERT(osd != NULL);
+ if (unlikely(osd->od_mnt == NULL))
+ return -EINPROGRESS;
+
+ if (count >= sizeof(kernbuf))
+ return -EINVAL;
+
+ if (copy_from_user(kernbuf, buffer, count))
+ return -EFAULT;
+ kernbuf[count] = 0;
+
+ rc = sysfs_memparse(kernbuf, count, &val, "MiB");
+ if (rc < 0)
+ return rc;
+
+ if (val > PTLRPC_MAX_BRW_SIZE)
+ return -ERANGE;
+ osd->od_readcache_max_iosize = val;
+ return count;
+}
+
+LDEBUGFS_SEQ_FOPS(ldiskfs_osd_readcache_max_io);
+
+static int ldiskfs_osd_writethrough_max_io_seq_show(struct seq_file *m,
+ void *data)
+{
+ struct osd_device *osd = osd_dt_dev((struct dt_device *)m->private);
+
+ LASSERT(osd != NULL);
+ if (unlikely(osd->od_mnt == NULL))
+ return -EINPROGRESS;
+
+ seq_printf(m, "%lu\n", osd->od_writethrough_max_iosize >> 20);
+ return 0;
+}
+
+static ssize_t
+ldiskfs_osd_writethrough_max_io_seq_write(struct file *file,
+ const char __user *buffer,
+ size_t count, loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct dt_device *dt = m->private;
+ struct osd_device *osd = osd_dt_dev(dt);
+ char kernbuf[22] = "";
+ u64 val;
+ int rc;
+
+ LASSERT(osd != NULL);
+ if (unlikely(osd->od_mnt == NULL))
+ return -EINPROGRESS;
+
+ if (count >= sizeof(kernbuf))
+ return -EINVAL;
+
+ if (copy_from_user(kernbuf, buffer, count))
+ return -EFAULT;
+ kernbuf[count] = 0;
+
+ rc = sysfs_memparse(kernbuf, count, &val, "MiB");
+ if (rc < 0)
+ return rc;
+
+ if (val > PTLRPC_MAX_BRW_SIZE)
+ return -ERANGE;
+ osd->od_writethrough_max_iosize = val;
+ return count;
+}
+
+LDEBUGFS_SEQ_FOPS(ldiskfs_osd_writethrough_max_io);
+
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 52, 0)
+static ssize_t index_in_idif_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct seq_file *m = file->private_data;
- struct dt_device *dt = m->private;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
struct osd_device *dev = osd_dt_dev(dt);
- int val;
- int rc;
- LASSERT(dev != NULL);
- if (unlikely(dev->od_mnt == NULL))
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
return -EINPROGRESS;
- rc = lprocfs_write_helper(buffer, count, &val);
+ return sprintf(buf, "%d\n", (int)(dev->od_index_in_idif));
+}
+
+static ssize_t index_in_idif_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
+ struct lu_target *tgt;
+ struct lu_env env;
+ bool val;
+ int rc;
+
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
+ return -EINPROGRESS;
+
+ rc = kstrtobool(buffer, &val);
+ if (rc)
+ return rc;
+
+ if (dev->od_index_in_idif) {
+ if (val)
+ return count;
+
+ LCONSOLE_WARN("%s: OST-index in IDIF has been enabled, "
+ "it cannot be reverted back.\n", osd_name(dev));
+ return -EPERM;
+ }
+
+ if (!val)
+ return count;
+
+ rc = lu_env_init(&env, LCT_DT_THREAD);
if (rc)
return rc;
- dev->od_lma_self_repair = !!val;
+ tgt = dev->od_dt_dev.dd_lu_dev.ld_site->ls_tgt;
+ tgt->lut_lsd.lsd_feature_rocompat |= OBD_ROCOMPAT_IDX_IN_IDIF;
+ rc = tgt_server_data_update(&env, tgt, 1);
+ lu_env_fini(&env);
+ if (rc < 0)
+ return rc;
+
+ LCONSOLE_INFO("%s: enable OST-index in IDIF successfully, "
+ "it cannot be reverted back.\n", osd_name(dev));
+
+ dev->od_index_in_idif = 1;
return count;
}
-LPROC_SEQ_FOPS(ldiskfs_osd_lma_self_repair);
-
-LPROC_SEQ_FOPS_RO_TYPE(ldiskfs, dt_blksize);
-LPROC_SEQ_FOPS_RO_TYPE(ldiskfs, dt_kbytestotal);
-LPROC_SEQ_FOPS_RO_TYPE(ldiskfs, dt_kbytesfree);
-LPROC_SEQ_FOPS_RO_TYPE(ldiskfs, dt_kbytesavail);
-LPROC_SEQ_FOPS_RO_TYPE(ldiskfs, dt_filestotal);
-LPROC_SEQ_FOPS_RO_TYPE(ldiskfs, dt_filesfree);
-
-struct lprocfs_seq_vars lprocfs_osd_obd_vars[] = {
- { .name = "blocksize",
- .fops = &ldiskfs_dt_blksize_fops },
- { .name = "kbytestotal",
- .fops = &ldiskfs_dt_kbytestotal_fops },
- { .name = "kbytesfree",
- .fops = &ldiskfs_dt_kbytesfree_fops },
- { .name = "kbytesavail",
- .fops = &ldiskfs_dt_kbytesavail_fops },
- { .name = "filestotal",
- .fops = &ldiskfs_dt_filestotal_fops },
- { .name = "filesfree",
- .fops = &ldiskfs_dt_filesfree_fops },
- { .name = "fstype",
- .fops = &ldiskfs_osd_fstype_fops },
- { .name = "mntdev",
- .fops = &ldiskfs_osd_mntdev_fops },
- { .name = "force_sync",
- .fops = &ldiskfs_osd_force_sync_fops },
- { .name = "pdo",
- .fops = &ldiskfs_osd_pdo_fops },
- { .name = "auto_scrub",
- .fops = &ldiskfs_osd_auto_scrub_fops },
- { .name = "full_scrub_ratio",
- .fops = &ldiskfs_osd_full_scrub_ratio_fops },
- { .name = "full_scrub_threshold_rate",
- .fops = &ldiskfs_osd_full_scrub_threshold_rate_fops },
+LUSTRE_RW_ATTR(index_in_idif);
+
+int osd_register_proc_index_in_idif(struct osd_device *osd)
+{
+ struct dt_device *dt = &osd->od_dt_dev;
+
+ return sysfs_create_file(&dt->dd_kobj, &lustre_attr_index_in_idif.attr);
+}
+#endif
+
+static ssize_t index_backup_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
+{
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
+
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
+ return -EINPROGRESS;
+
+ return sprintf(buf, "%d\n", dev->od_index_backup_policy);
+}
+
+ssize_t index_backup_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
+ int val;
+ int rc;
+
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
+ return -EINPROGRESS;
+
+ rc = kstrtoint(buffer, 0, &val);
+ if (rc)
+ return rc;
+
+ dev->od_index_backup_policy = val;
+ return count;
+}
+LUSTRE_RW_ATTR(index_backup);
+
+struct ldebugfs_vars ldebugfs_osd_obd_vars[] = {
{ .name = "oi_scrub",
.fops = &ldiskfs_osd_oi_scrub_fops },
- { .name = "read_cache_enable",
- .fops = &ldiskfs_osd_cache_fops },
- { .name = "writethrough_cache_enable",
- .fops = &ldiskfs_osd_wcache_fops },
{ .name = "readcache_max_filesize",
.fops = &ldiskfs_osd_readcache_fops },
- { .name = "lma_self_repair",
- .fops = &ldiskfs_osd_lma_self_repair_fops },
+ { .name = "readcache_max_io_mb",
+ .fops = &ldiskfs_osd_readcache_max_io_fops },
+ { .name = "writethrough_max_io_mb",
+ .fops = &ldiskfs_osd_writethrough_max_io_fops },
{ NULL }
};
-struct lprocfs_seq_vars lprocfs_osd_module_vars[] = {
- { .name = "track_declares_assert",
- .fops = &ldiskfs_osd_track_declares_assert_fops },
- { NULL }
+static struct attribute *ldiskfs_attrs[] = {
+ &lustre_attr_read_cache_enable.attr,
+ &lustre_attr_writethrough_cache_enable.attr,
+ &lustre_attr_fstype.attr,
+ &lustre_attr_mntdev.attr,
+ &lustre_attr_fallocate_zero_blocks.attr,
+ &lustre_attr_force_sync.attr,
+ &lustre_attr_nonrotational.attr,
+ &lustre_attr_index_backup.attr,
+ &lustre_attr_auto_scrub.attr,
+ &lustre_attr_pdo.attr,
+ &lustre_attr_full_scrub_ratio.attr,
+ &lustre_attr_full_scrub_threshold_rate.attr,
+ &lustre_attr_extent_bytes_allocation.attr,
+ NULL,
};
-
int osd_procfs_init(struct osd_device *osd, const char *name)
{
struct obd_type *type;
- int rc;
- ENTRY;
+ int rc;
- if (osd->od_proc_entry)
- RETURN(0);
+ ENTRY;
/* at the moment there is no linkage between lu_type
- * and obd_type, so we lookup obd_type this way */
+ * and obd_type, so we lookup obd_type this way
+ */
type = class_search_type(LUSTRE_OSD_LDISKFS_NAME);
- LASSERT(name != NULL);
- LASSERT(type != NULL);
+ LASSERT(name);
+ LASSERT(type);
+
+ CDEBUG(D_CONFIG, "%s: register osd-ldiskfs tunable parameters\n", name);
+
+ /* put reference taken by class_search_type */
+ kobject_put(&type->typ_kobj);
+
+ osd->od_dt_dev.dd_ktype.default_attrs = ldiskfs_attrs;
+ rc = dt_tunables_init(&osd->od_dt_dev, type, name,
+ ldebugfs_osd_obd_vars);
+ if (rc) {
+ CERROR("%s: cannot setup sysfs / debugfs entry: %d\n",
+ name, rc);
+ GOTO(out, rc);
+ }
+
+ if (osd->od_proc_entry)
+ RETURN(0);
/* Find the type procroot and add the proc entry for this device */
- osd->od_proc_entry = lprocfs_seq_register(name, type->typ_procroot,
- lprocfs_osd_obd_vars,
- &osd->od_dt_dev);
+ osd->od_proc_entry = lprocfs_register(name, type->typ_procroot,
+ NULL, &osd->od_dt_dev);
if (IS_ERR(osd->od_proc_entry)) {
rc = PTR_ERR(osd->od_proc_entry);
CERROR("Error %d setting up lprocfs for %s\n",
if (osd->od_proc_entry)
lprocfs_remove(&osd->od_proc_entry);
- RETURN(0);
+
+ return dt_tunables_fini(&osd->od_dt_dev);
}
-#endif
git://git.whamcloud.com / fs / lustre-release.git / blobdiff