diff options
author | Kent Overstreet <kent.overstreet@linux.dev> | 2024-02-24 19:58:07 -0500 |
---|---|---|
committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-06-12 20:43:38 -0400 |
commit | 962c48c0f6e1beb3926a33e3421da610d6a63592 (patch) | |
tree | 079f5e2b72ccade316dc9a3537ac8517e4872772 /fs | |
parent | ed1888fe5e8c7eaae62ffb27e43b0b34b63848bf (diff) |
bcachefs: bch2_fs_accounting_to_text()
Helper to show raw accounting in sysfs, mainly for debugging.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/bcachefs/disk_accounting.c | 26 | ||||
-rw-r--r-- | fs/bcachefs/disk_accounting.h | 1 | ||||
-rw-r--r-- | fs/bcachefs/sysfs.c | 5 |
3 files changed, 32 insertions, 0 deletions
diff --git a/fs/bcachefs/disk_accounting.c b/fs/bcachefs/disk_accounting.c index d76dabcbf215..0db1d9892625 100644 --- a/fs/bcachefs/disk_accounting.c +++ b/fs/bcachefs/disk_accounting.c @@ -306,6 +306,32 @@ int bch2_fs_replicas_usage_read(struct bch_fs *c, darray_char *usage) return ret; } +void bch2_fs_accounting_to_text(struct printbuf *out, struct bch_fs *c) +{ + struct bch_accounting_mem *acc = &c->accounting[0]; + + percpu_down_read(&c->mark_lock); + out->atomic++; + + eytzinger0_for_each(i, acc->k.nr) { + struct disk_accounting_pos acc_k; + bpos_to_disk_accounting_pos(&acc_k, acc->k.data[i].pos); + + bch2_accounting_key_to_text(out, &acc_k); + + u64 v[BCH_ACCOUNTING_MAX_COUNTERS]; + bch2_accounting_mem_read_counters(c, i, v, ARRAY_SIZE(v), false); + + prt_str(out, ":"); + for (unsigned j = 0; j < acc->k.data[i].nr_counters; j++) + prt_printf(out, " %llu", v[j]); + prt_newline(out); + } + + --out->atomic; + percpu_up_read(&c->mark_lock); +} + /* Ensures all counters in @src exist in @dst: */ static int copy_counters(struct bch_accounting_mem *dst, struct bch_accounting_mem *src) diff --git a/fs/bcachefs/disk_accounting.h b/fs/bcachefs/disk_accounting.h index 5132b3dd1745..5164995f3139 100644 --- a/fs/bcachefs/disk_accounting.h +++ b/fs/bcachefs/disk_accounting.h @@ -193,6 +193,7 @@ static inline void bch2_accounting_mem_read(struct bch_fs *c, struct bpos p, } int bch2_fs_replicas_usage_read(struct bch_fs *, darray_char *); +void bch2_fs_accounting_to_text(struct printbuf *, struct bch_fs *); int bch2_accounting_gc_done(struct bch_fs *); diff --git a/fs/bcachefs/sysfs.c b/fs/bcachefs/sysfs.c index 93ca77ce5de4..475ada1332f9 100644 --- a/fs/bcachefs/sysfs.c +++ b/fs/bcachefs/sysfs.c @@ -199,6 +199,7 @@ read_attribute(disk_groups); read_attribute(has_data); read_attribute(alloc_debug); +read_attribute(accounting); #define x(t, n, ...) read_attribute(t); BCH_PERSISTENT_COUNTERS() @@ -381,6 +382,9 @@ SHOW(bch2_fs) if (attr == &sysfs_alloc_debug) bch2_fs_alloc_debug_to_text(out, c); + if (attr == &sysfs_accounting) + bch2_fs_accounting_to_text(out, c); + return 0; } @@ -585,6 +589,7 @@ struct attribute *bch2_fs_internal_files[] = { &sysfs_disk_groups, &sysfs_alloc_debug, + &sysfs_accounting, NULL }; |