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| author | Namjae Jeon <namjae.jeon@samsung.com> | 2013-04-23 12:51:43 +0400 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-04-23 13:15:17 +0400 |
| commit | 6ec178dac6768204a6edf70f4a53d40b691c12b4 (patch) | |
| tree | 88a7676da49821341d3c193ddc9c8cce73db31a8 /include/trace/events | |
| parent | c01e285324793a86c2c90c8451ed6feb04b3d310 (diff) | |
| download | linux-6ec178dac6768204a6edf70f4a53d40b691c12b4.tar.xz | |
f2fs: add tracepoints for write page operations
Add tracepoints to debug the various page write operation
like data pages, meta pages.
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Pankaj Kumar <pankaj.km@samsung.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
[Jaegeuk: remove unnecessary tracepoints]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'include/trace/events')
| -rw-r--r-- | include/trace/events/f2fs.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index 56b6240e6c01..ae2da92e0768 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -8,6 +8,14 @@ #define show_dev(entry) MAJOR(entry->dev), MINOR(entry->dev) #define show_dev_ino(entry) show_dev(entry), (unsigned long)entry->ino + +#define show_block_type(type) \ + __print_symbolic(type, \ + { NODE, "NODE" }, \ + { DATA, "DATA" }, \ + { META, "META" }, \ + { META_FLUSH, "META_FLUSH" }) + #define show_bio_type(type) \ __print_symbolic(type, \ { READ, "READ" }, \ @@ -578,6 +586,65 @@ TRACE_EVENT(f2fs_reserve_new_block, __entry->ofs_in_node) ); +TRACE_EVENT(f2fs_do_submit_bio, + + TP_PROTO(struct super_block *sb, int btype, bool sync, struct bio *bio), + + TP_ARGS(sb, btype, sync, bio), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(int, btype) + __field(bool, sync) + __field(sector_t, sector) + __field(unsigned int, size) + ), + + TP_fast_assign( + __entry->dev = sb->s_dev; + __entry->btype = btype; + __entry->sync = sync; + __entry->sector = bio->bi_sector; + __entry->size = bio->bi_size; + ), + + TP_printk("dev = (%d,%d), type = %s, io = %s, sector = %lld, size = %u", + show_dev(__entry), + show_block_type(__entry->btype), + __entry->sync ? "sync" : "no sync", + (unsigned long long)__entry->sector, + __entry->size) +); + +TRACE_EVENT(f2fs_submit_write_page, + + TP_PROTO(struct page *page, block_t blk_addr, int type), + + TP_ARGS(page, blk_addr, type), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(int, type) + __field(pgoff_t, index) + __field(block_t, block) + ), + + TP_fast_assign( + __entry->dev = page->mapping->host->i_sb->s_dev; + __entry->ino = page->mapping->host->i_ino; + __entry->type = type; + __entry->index = page->index; + __entry->block = blk_addr; + ), + + TP_printk("dev = (%d,%d), ino = %lu, %s, index = %lu, blkaddr = 0x%llx", + show_dev_ino(__entry), + show_block_type(__entry->type), + (unsigned long)__entry->index, + (unsigned long long)__entry->block) +); + #endif /* _TRACE_F2FS_H */ /* This part must be outside protection */ |