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f2fs: add detailed information of bio types in the tracepoints 

This patch inserts information of bio types in more detail.
So, we can now see REQ_META and REQ_PRIO too.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Jaegeuk Kim 2013-11-24 14:42:23 +09:00
parent b600965c43
commit a709f4a2f2
2 changed files with 19 additions and 7 deletions
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4
fs/f2fs/segment.c
View File

@ -846,11 +846,11 @@ static void do_submit_bio(struct f2fs_sb_info *sbi,
if (type >= META_FLUSH)
rw = WRITE_FLUSH_FUA;
trace_f2fs_submit_write_bio(sbi->sb, rw, btype, io->bio);
if (btype == META)
rw |= REQ_META;
trace_f2fs_submit_write_bio(sbi->sb, rw, btype, io->bio);
p = io->bio->bi_private;
p->sbi = sbi;
io->bio->bi_end_io = f2fs_end_io_write;

22
include/trace/events/f2fs.h
View File

@ -16,8 +16,13 @@
{ META, "META" }, \
{ META_FLUSH, "META_FLUSH" })
#define show_bio_type(type) \
__print_symbolic(type, \
#define F2FS_BIO_MASK(t) (t & (READA | WRITE_FLUSH_FUA))
#define F2FS_BIO_EXTRA_MASK(t) (t & (REQ_META | REQ_PRIO))
#define show_bio_type(type) show_bio_base(type), show_bio_extra(type)
#define show_bio_base(type) \
__print_symbolic(F2FS_BIO_MASK(type), \
{ READ, "READ" }, \
{ READA, "READAHEAD" }, \
{ READ_SYNC, "READ_SYNC" }, \
@ -27,6 +32,13 @@
{ WRITE_FUA, "WRITE_FUA" }, \
{ WRITE_FLUSH_FUA, "WRITE_FLUSH_FUA" })
#define show_bio_extra(type) \
__print_symbolic(F2FS_BIO_EXTRA_MASK(type), \
{ REQ_META, "(M)" }, \
{ REQ_PRIO, "(P)" }, \
{ REQ_META | REQ_PRIO, "(MP)" }, \
{ 0, " \b" })
#define show_data_type(type) \
__print_symbolic(type, \
{ CURSEG_HOT_DATA, "Hot DATA" }, \
@ -447,7 +459,7 @@ TRACE_EVENT_CONDITION(f2fs_readpage,
),
TP_printk("dev = (%d,%d), ino = %lu, page_index = 0x%lx, "
"blkaddr = 0x%llx, bio_type = %s",
"blkaddr = 0x%llx, bio_type = %s%s",
show_dev_ino(__entry),
(unsigned long)__entry->index,
(unsigned long long)__entry->blkaddr,
@ -621,7 +633,7 @@ DECLARE_EVENT_CLASS(f2fs__submit_bio,
__entry->size = bio->bi_size;
),
TP_printk("dev = (%d,%d), %s, %s, sector = %lld, size = %u",
TP_printk("dev = (%d,%d), %s%s, %s, sector = %lld, size = %u",
show_dev(__entry),
show_bio_type(__entry->rw),
show_block_type(__entry->type),
@ -713,7 +725,7 @@ DECLARE_EVENT_CLASS(f2fs_io_page,
__entry->block = blk_addr;
),
TP_printk("dev = (%d,%d), ino = %lu, %s, %s, index = %lu, blkaddr = 0x%llx",
TP_printk("dev = (%d,%d), ino = %lu, %s%s, %s, index = %lu, blkaddr = 0x%llx",
show_dev_ino(__entry),
show_bio_type(__entry->rw),
show_block_type(__entry->type),