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869d11fd0f
Add a file of extent functions that callers will use to manipulate and store extents in different persistent formats. Signed-off-by: Zach Brown <zab@versity.com>
143 lines
5.0 KiB
C
143 lines
5.0 KiB
C
#ifndef _SCOUTFS_COUNTERS_H_
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#define _SCOUTFS_COUNTERS_H_
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#include <linux/kobject.h>
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#include <linux/completion.h>
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#include <linux/percpu_counter.h>
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#include "super.h"
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/*
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* We only have to define each counter here and it'll be enumerated in
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* other places by this macro. Don't forget to update LAST_COUNTER.
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*/
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#define EXPAND_EACH_COUNTER \
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EXPAND_COUNTER(alloc_alloc) \
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EXPAND_COUNTER(alloc_free) \
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EXPAND_COUNTER(btree_read_error) \
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EXPAND_COUNTER(btree_stale_read) \
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EXPAND_COUNTER(btree_write_error) \
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EXPAND_COUNTER(compact_operations) \
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EXPAND_COUNTER(compact_segment_moved) \
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EXPAND_COUNTER(compact_segment_read) \
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EXPAND_COUNTER(compact_segment_write_bytes) \
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EXPAND_COUNTER(compact_segment_writes) \
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EXPAND_COUNTER(compact_stale_error) \
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EXPAND_COUNTER(compact_sticky_upper) \
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EXPAND_COUNTER(compact_sticky_written) \
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EXPAND_COUNTER(corrupt_btree_block_level) \
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EXPAND_COUNTER(corrupt_btree_no_child_ref) \
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EXPAND_COUNTER(corrupt_dirent_backref_name_len) \
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EXPAND_COUNTER(corrupt_dirent_name_len) \
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EXPAND_COUNTER(corrupt_dirent_readdir_name_len) \
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EXPAND_COUNTER(corrupt_inode_block_counts) \
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EXPAND_COUNTER(corrupt_extent_add_cleanup) \
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EXPAND_COUNTER(corrupt_extent_rem_cleanup) \
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EXPAND_COUNTER(corrupt_symlink_inode_size) \
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EXPAND_COUNTER(corrupt_symlink_missing_item) \
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EXPAND_COUNTER(corrupt_symlink_not_null_term) \
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EXPAND_COUNTER(data_end_writeback_page) \
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EXPAND_COUNTER(data_invalidatepage) \
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EXPAND_COUNTER(data_readpage) \
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EXPAND_COUNTER(data_write_begin) \
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EXPAND_COUNTER(data_write_end) \
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EXPAND_COUNTER(data_writepage) \
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EXPAND_COUNTER(dentry_revalidate_error) \
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EXPAND_COUNTER(dentry_revalidate_invalid) \
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EXPAND_COUNTER(dentry_revalidate_locked) \
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EXPAND_COUNTER(dentry_revalidate_orphan) \
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EXPAND_COUNTER(dentry_revalidate_rcu) \
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EXPAND_COUNTER(dentry_revalidate_root) \
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EXPAND_COUNTER(dentry_revalidate_valid) \
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EXPAND_COUNTER(dir_backref_excessive_retries) \
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EXPAND_COUNTER(extent_add) \
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EXPAND_COUNTER(extent_delete) \
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EXPAND_COUNTER(extent_insert) \
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EXPAND_COUNTER(extent_next) \
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EXPAND_COUNTER(extent_remove) \
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EXPAND_COUNTER(item_alloc) \
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EXPAND_COUNTER(item_batch_duplicate) \
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EXPAND_COUNTER(item_batch_inserted) \
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EXPAND_COUNTER(item_create) \
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EXPAND_COUNTER(item_delete) \
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EXPAND_COUNTER(item_free) \
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EXPAND_COUNTER(item_lookup_hit) \
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EXPAND_COUNTER(item_lookup_miss) \
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EXPAND_COUNTER(item_range_alloc) \
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EXPAND_COUNTER(item_range_free) \
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EXPAND_COUNTER(item_range_hit) \
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EXPAND_COUNTER(item_range_insert) \
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EXPAND_COUNTER(item_range_miss) \
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EXPAND_COUNTER(item_shrink) \
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EXPAND_COUNTER(item_shrink_alone) \
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EXPAND_COUNTER(item_shrink_empty_range) \
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EXPAND_COUNTER(item_shrink_next_dirty) \
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EXPAND_COUNTER(item_shrink_outside) \
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EXPAND_COUNTER(item_shrink_range_end) \
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EXPAND_COUNTER(item_shrink_small_split) \
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EXPAND_COUNTER(item_shrink_split_range) \
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EXPAND_COUNTER(lock_alloc) \
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EXPAND_COUNTER(lock_ast) \
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EXPAND_COUNTER(lock_ast_edeadlk) \
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EXPAND_COUNTER(lock_ast_error) \
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EXPAND_COUNTER(lock_bast) \
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EXPAND_COUNTER(lock_dlm_call) \
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EXPAND_COUNTER(lock_dlm_call_error) \
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EXPAND_COUNTER(lock_free) \
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EXPAND_COUNTER(lock_grace_enforced) \
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EXPAND_COUNTER(lock_grace_expired) \
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EXPAND_COUNTER(lock_grace_extended) \
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EXPAND_COUNTER(lock_invalidate_clean_item) \
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EXPAND_COUNTER(lock_lock) \
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EXPAND_COUNTER(lock_lock_error) \
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EXPAND_COUNTER(lock_nonblock_eagain) \
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EXPAND_COUNTER(lock_shrink) \
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EXPAND_COUNTER(lock_write_dirty_item) \
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EXPAND_COUNTER(lock_unlock) \
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EXPAND_COUNTER(manifest_compact_migrate) \
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EXPAND_COUNTER(manifest_hard_stale_error) \
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EXPAND_COUNTER(manifest_read_excluded_key) \
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EXPAND_COUNTER(seg_alloc) \
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EXPAND_COUNTER(seg_free) \
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EXPAND_COUNTER(seg_shrink) \
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EXPAND_COUNTER(seg_stale_read) \
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EXPAND_COUNTER(trans_commit_fsync) \
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EXPAND_COUNTER(trans_commit_full) \
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EXPAND_COUNTER(trans_commit_item_flush) \
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EXPAND_COUNTER(trans_commit_sync_fs) \
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EXPAND_COUNTER(trans_commit_timer) \
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EXPAND_COUNTER(trans_level0_seg_write_bytes) \
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EXPAND_COUNTER(trans_level0_seg_writes)
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#define FIRST_COUNTER alloc_alloc
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#define LAST_COUNTER trans_level0_seg_writes
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#undef EXPAND_COUNTER
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#define EXPAND_COUNTER(which) struct percpu_counter which;
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struct scoutfs_counters {
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/* $sysfs/fs/scoutfs/$id/counters/ */
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struct kobject kobj;
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struct completion comp;
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EXPAND_EACH_COUNTER
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};
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#define scoutfs_foreach_counter(sb, pcpu) \
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for (pcpu = &SCOUTFS_SB(sb)->counters->FIRST_COUNTER; \
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pcpu <= &SCOUTFS_SB(sb)->counters->LAST_COUNTER; \
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pcpu++)
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#define scoutfs_inc_counter(sb, which) \
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percpu_counter_inc(&SCOUTFS_SB(sb)->counters->which)
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#define scoutfs_add_counter(sb, which, cnt) \
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percpu_counter_add(&SCOUTFS_SB(sb)->counters->which, cnt)
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void __init scoutfs_init_counters(void);
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int scoutfs_setup_counters(struct super_block *sb);
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void scoutfs_destroy_counters(struct super_block *sb);
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#endif
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