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97cb75bd88
Remove all the unused dead code from the previous btree block design. Signed-off-by: Zach Brown <zab@versity.com>
69 lines
2.0 KiB
C
69 lines
2.0 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(seg_lru_shrink) \
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EXPAND_COUNTER(trans_level0_seg_write) \
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EXPAND_COUNTER(manifest_compact_migrate) \
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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_skipped) \
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EXPAND_COUNTER(compact_segment_read) \
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EXPAND_COUNTER(compact_segment_written) \
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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_invalidatepage) \
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EXPAND_COUNTER(data_writepage) \
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EXPAND_COUNTER(data_end_writeback_page) \
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EXPAND_COUNTER(item_create) \
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EXPAND_COUNTER(item_create_ephemeral) \
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EXPAND_COUNTER(item_update_ephemeral) \
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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_delete) \
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EXPAND_COUNTER(item_forget) \
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EXPAND_COUNTER(item_range_hit) \
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EXPAND_COUNTER(item_range_miss) \
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EXPAND_COUNTER(item_range_insert)
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#define FIRST_COUNTER alloc_alloc
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#define LAST_COUNTER item_range_insert
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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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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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