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Commit a709f4a2 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

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: default avatarJaegeuk Kim <jaegeuk.kim@samsung.com>
parent b600965c
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+2 −2
Original line number Diff line number Diff line
@@ -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;
+17 −5
Original line number Diff line number Diff line
@@ -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),