alistair23-linux/drivers/md/bcache/trace.c
Kent Overstreet 7159b1ad3d bcache: Better alloc tracepoints
Change the invalidate tracepoint to indicate how much data we're invalidating,
and change the alloc tracepoints to indicate what offset they're for.

Signed-off-by: Kent Overstreet <kmo@daterainc.com>
2014-03-18 12:22:35 -07:00

53 lines
1.8 KiB
C

#include "bcache.h"
#include "btree.h"
#include <linux/blktrace_api.h>
#include <linux/module.h>
#define CREATE_TRACE_POINTS
#include <trace/events/bcache.h>
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_request_start);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_request_end);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_bypass_sequential);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_bypass_congested);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_read);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_write);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_read_retry);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_cache_insert);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_journal_replay_key);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_journal_write);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_journal_full);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_journal_entry_full);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_cache_cannibalize);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_read);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_write);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_node_alloc);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_node_alloc_fail);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_node_free);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_gc_coalesce);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_gc_start);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_gc_end);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_gc_copy);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_gc_copy_collision);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_insert_key);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_node_split);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_node_compact);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_btree_set_root);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_invalidate);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_alloc_fail);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_writeback);
EXPORT_TRACEPOINT_SYMBOL_GPL(bcache_writeback_collision);