+// SPDX-License-Identifier: GPL-2.0
/*
* bcache sysfs interfaces
*
#include "btree_update_interior.h"
#include "btree_gc.h"
#include "buckets.h"
+#include "clock.h"
#include "disk_groups.h"
#include "ec.h"
#include "inode.h"
read_attribute(meta_replicas_have);
read_attribute(data_replicas_have);
+read_attribute(io_timers_read);
+read_attribute(io_timers_write);
+
#ifdef CONFIG_BCACHEFS_TESTS
write_attribute(perf_test);
#endif /* CONFIG_BCACHEFS_TESTS */
{
struct printbuf out = _PBUF(buf, PAGE_SIZE);
struct bch_fs_usage *fs_usage = bch2_fs_usage_read(c);
- unsigned i;
if (!fs_usage)
return -ENOMEM;
- pr_buf(&out, "capacity:\t\t\t%llu\n", c->capacity);
-
- pr_buf(&out, "hidden:\t\t\t\t%llu\n",
- fs_usage->hidden);
- pr_buf(&out, "data:\t\t\t\t%llu\n",
- fs_usage->data);
- pr_buf(&out, "cached:\t\t\t\t%llu\n",
- fs_usage->cached);
- pr_buf(&out, "reserved:\t\t\t%llu\n",
- fs_usage->reserved);
- pr_buf(&out, "nr_inodes:\t\t\t%llu\n",
- fs_usage->nr_inodes);
- pr_buf(&out, "online reserved:\t\t%llu\n",
- fs_usage->online_reserved);
-
- for (i = 0;
- i < ARRAY_SIZE(fs_usage->persistent_reserved);
- i++) {
- pr_buf(&out, "%u replicas:\n", i + 1);
- pr_buf(&out, "\treserved:\t\t%llu\n",
- fs_usage->persistent_reserved[i]);
- }
-
- for (i = 0; i < c->replicas.nr; i++) {
- struct bch_replicas_entry *e =
- cpu_replicas_entry(&c->replicas, i);
-
- pr_buf(&out, "\t");
- bch2_replicas_entry_to_text(&out, e);
- pr_buf(&out, ":\t%llu\n", fs_usage->replicas[i]);
- }
+ bch2_fs_usage_to_text(&out, c, fs_usage);
- percpu_up_read_preempt_enable(&c->mark_lock);
+ percpu_up_read(&c->mark_lock);
kfree(fs_usage);
static ssize_t bch2_compression_stats(struct bch_fs *c, char *buf)
{
- struct btree_iter iter;
+ struct btree_trans trans;
+ struct btree_iter *iter;
struct bkey_s_c k;
u64 nr_uncompressed_extents = 0, uncompressed_sectors = 0,
nr_compressed_extents = 0,
compressed_sectors_compressed = 0,
compressed_sectors_uncompressed = 0;
+ int ret;
- if (!bch2_fs_running(c))
+ if (!test_bit(BCH_FS_STARTED, &c->flags))
return -EPERM;
- for_each_btree_key(&iter, c, BTREE_ID_EXTENTS, POS_MIN, 0, k)
+ bch2_trans_init(&trans, c, 0, 0);
+
+ for_each_btree_key(&trans, iter, BTREE_ID_EXTENTS, POS_MIN, 0, k, ret)
if (k.k->type == KEY_TYPE_extent) {
struct bkey_s_c_extent e = bkey_s_c_to_extent(k);
const union bch_extent_entry *entry;
struct extent_ptr_decoded p;
extent_for_each_ptr_decode(e, p, entry) {
- if (p.crc.compression_type == BCH_COMPRESSION_NONE) {
+ if (!crc_is_compressed(p.crc)) {
nr_uncompressed_extents++;
uncompressed_sectors += e.k->size;
} else {
break;
}
}
- bch2_btree_iter_unlock(&iter);
+
+ ret = bch2_trans_exit(&trans) ?: ret;
+ if (ret)
+ return ret;
return scnprintf(buf, PAGE_SIZE,
"uncompressed data:\n"
if (attr == &sysfs_new_stripes)
return bch2_new_stripes(c, buf);
+ if (attr == &sysfs_io_timers_read)
+ return bch2_io_timers_show(&c->io_clock[READ], buf);
+ if (attr == &sysfs_io_timers_write)
+ return bch2_io_timers_show(&c->io_clock[WRITE], buf);
+
#define BCH_DEBUG_PARAM(name, description) sysfs_print(name, c->name);
BCH_DEBUG_PARAMS()
#undef BCH_DEBUG_PARAM
BCH_DEBUG_PARAMS()
#undef BCH_DEBUG_PARAM
- if (!bch2_fs_running(c))
+ if (!test_bit(BCH_FS_STARTED, &c->flags))
return -EPERM;
/* Debugging: */
bch2_coalesce(c);
if (attr == &sysfs_trigger_gc)
- bch2_gc(c, NULL, false);
+ bch2_gc(c, NULL, false, false);
if (attr == &sysfs_trigger_alloc_write) {
bool wrote;
- bch2_alloc_write(c, false, &wrote);
+ bch2_alloc_write(c, 0, &wrote);
}
if (attr == &sysfs_prune_cache) {
&sysfs_new_stripes,
+ &sysfs_io_timers_read,
+ &sysfs_io_timers_write,
+
&sysfs_internal_uuid,
#define BCH_DEBUG_PARAM(name, description) &sysfs_##name,
static int unsigned_cmp(const void *_l, const void *_r)
{
- unsigned l = *((unsigned *) _l);
- unsigned r = *((unsigned *) _r);
+ const unsigned *l = _l;
+ const unsigned *r = _r;
- return (l > r) - (l < r);
+ return cmp_int(*l, *r);
}
static ssize_t show_quantiles(struct bch_fs *c, struct bch_dev *ca,
struct printbuf out = _PBUF(buf, PAGE_SIZE);
enum alloc_reserve i;
- spin_lock(&ca->freelist_lock);
+ spin_lock(&ca->fs->freelist_lock);
pr_buf(&out, "free_inc:\t%zu\t%zu\n",
fifo_used(&ca->free_inc),
fifo_used(&ca->free[i]),
ca->free[i].size);
- spin_unlock(&ca->freelist_lock);
+ spin_unlock(&ca->fs->freelist_lock);
return out.pos - buf;
}
bch2_disk_path_to_text(&out, &c->disk_sb,
ca->mi.group - 1);
mutex_unlock(&c->sb_lock);
- } else {
- pr_buf(&out, "none");
}
pr_buf(&out, "\n");