From 1ec4610c522cc51219cc022ef120a928828fa934 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Thu, 5 Feb 2015 17:59:59 +0800 Subject: f2fs: add trace for rb-tree extent cache ops This patch adds trace for lookup/update/shrink/destroy ops in rb-tree extent cache. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- include/trace/events/f2fs.h | 134 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 134 insertions(+) (limited to 'include/trace') diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 5422dbfaf97d..09a56dc75f8d 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -1011,6 +1011,140 @@ TRACE_EVENT(f2fs_issue_flush, __entry->nobarrier ? "skip (nobarrier)" : "issue", __entry->flush_merge ? " with flush_merge" : "") ); + +TRACE_EVENT(f2fs_lookup_extent_tree_start, + + TP_PROTO(struct inode *inode, unsigned int pgofs), + + TP_ARGS(inode, pgofs), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(unsigned int, pgofs) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->pgofs = pgofs; + ), + + TP_printk("dev = (%d,%d), ino = %lu, pgofs = %u", + show_dev_ino(__entry), + __entry->pgofs) +); + +TRACE_EVENT_CONDITION(f2fs_lookup_extent_tree_end, + + TP_PROTO(struct inode *inode, unsigned int pgofs, + struct extent_node *en), + + TP_ARGS(inode, pgofs, en), + + TP_CONDITION(en), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(unsigned int, pgofs) + __field(unsigned int, fofs) + __field(u32, blk) + __field(unsigned int, len) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->pgofs = pgofs; + __entry->fofs = en->ei.fofs; + __entry->blk = en->ei.blk; + __entry->len = en->ei.len; + ), + + TP_printk("dev = (%d,%d), ino = %lu, pgofs = %u, " + "ext_info(fofs: %u, blk: %u, len: %u)", + show_dev_ino(__entry), + __entry->pgofs, + __entry->fofs, + __entry->blk, + __entry->len) +); + +TRACE_EVENT(f2fs_update_extent_tree, + + TP_PROTO(struct inode *inode, unsigned int pgofs, block_t blkaddr), + + TP_ARGS(inode, pgofs, blkaddr), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(unsigned int, pgofs) + __field(u32, blk) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->pgofs = pgofs; + __entry->blk = blkaddr; + ), + + TP_printk("dev = (%d,%d), ino = %lu, pgofs = %u, blkaddr = %u", + show_dev_ino(__entry), + __entry->pgofs, + __entry->blk) +); + +TRACE_EVENT(f2fs_shrink_extent_tree, + + TP_PROTO(struct f2fs_sb_info *sbi, unsigned int node_cnt, + unsigned int tree_cnt), + + TP_ARGS(sbi, node_cnt, tree_cnt), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(unsigned int, node_cnt) + __field(unsigned int, tree_cnt) + ), + + TP_fast_assign( + __entry->dev = sbi->sb->s_dev; + __entry->node_cnt = node_cnt; + __entry->tree_cnt = tree_cnt; + ), + + TP_printk("dev = (%d,%d), shrunk: node_cnt = %u, tree_cnt = %u", + show_dev(__entry), + __entry->node_cnt, + __entry->tree_cnt) +); + +TRACE_EVENT(f2fs_destroy_extent_tree, + + TP_PROTO(struct inode *inode, unsigned int node_cnt), + + TP_ARGS(inode, node_cnt), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(unsigned int, node_cnt) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->node_cnt = node_cnt; + ), + + TP_printk("dev = (%d,%d), ino = %lu, destroyed: node_cnt = %u", + show_dev_ino(__entry), + __entry->node_cnt) +); + #endif /* _TRACE_F2FS_H */ /* This part must be outside protection */ -- cgit v1.2.3