Commit baaabbb7 authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
Browse files

f2fs: enhance scalability of trace macro 



Use __print_flags in show_bio_op_flags and show_cpreason instead of
__print_symbolic, it enables tracer function traverses and shows all
bits in the flag.

Additionally, add missing REQ_FUA into F2FS_OP_FLAGS.

Signed-off-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent a72d4b97

include/trace/events/f2fs.h

+14 −16
Original line number Diff line number Diff line
@@ -59,8 +59,8 @@ TRACE_DEFINE_ENUM(CP_TRIMMED); 
		{ IPU,		"IN-PLACE" },				\

		{ OPU,		"OUT-OF-PLACE" })



#define F2FS_OP_FLAGS (REQ_RAHEAD | REQ_SYNC | REQ_PREFLUSH | REQ_META |\

			REQ_PRIO)

#define F2FS_OP_FLAGS (REQ_RAHEAD | REQ_SYNC | REQ_META | REQ_PRIO |	\

			REQ_PREFLUSH | REQ_FUA)

#define F2FS_BIO_FLAG_MASK(t)	(t & F2FS_OP_FLAGS)



#define show_bio_type(op,op_flags)	show_bio_op(op),		\
@@ -79,16 +79,13 @@ TRACE_DEFINE_ENUM(CP_TRIMMED); 
		{ REQ_OP_WRITE_ZEROES,		"WRITE_ZEROES" })



#define show_bio_op_flags(flags)					\

	__print_symbolic(F2FS_BIO_FLAG_MASK(flags),			\

		{ REQ_RAHEAD, 		"(RA)" },			\

		{ REQ_SYNC, 		"(S)" },			\

		{ REQ_SYNC | REQ_PRIO,	"(SP)" },			\

		{ REQ_META, 		"(M)" },			\

		{ REQ_META | REQ_PRIO,	"(MP)" },			\

		{ REQ_SYNC | REQ_PREFLUSH , "(SF)" },			\

		{ REQ_SYNC | REQ_META | REQ_PRIO, "(SMP)" },		\

		{ REQ_PREFLUSH | REQ_META | REQ_PRIO, "(FMP)" },	\

		{ 0, " \b" })

	__print_flags(F2FS_BIO_FLAG_MASK(flags), "|",			\

		{ REQ_RAHEAD,		"R" },				\

		{ REQ_SYNC,		"S" },				\

		{ REQ_META,		"M" },				\

		{ REQ_PRIO,		"P" },				\

		{ REQ_PREFLUSH,		"PF" },				\

		{ REQ_FUA,		"FUA" })



#define show_data_type(type)						\

	__print_symbolic(type,						\
@@ -121,13 +118,14 @@ TRACE_DEFINE_ENUM(CP_TRIMMED); 
		{ GC_CB,	"Cost-Benefit" })



#define show_cpreason(type)						\

	__print_symbolic(type,						\

	__print_flags(type, "|",					\

		{ CP_UMOUNT,	"Umount" },				\

		{ CP_FASTBOOT,	"Fastboot" },				\

		{ CP_SYNC,	"Sync" },				\

		{ CP_RECOVERY,	"Recovery" },				\

		{ CP_DISCARD,	"Discard" },				\

		{ CP_UMOUNT | CP_TRIMMED,	"Umount,Trimmed" })

		{ CP_UMOUNT,	"Umount" },				\

		{ CP_TRIMMED,	"Trimmed" })



struct victim_sel_policy;

struct f2fs_map_blocks;
@@ -774,7 +772,7 @@ DECLARE_EVENT_CLASS(f2fs__submit_page_bio, 
	),



	TP_printk("dev = (%d,%d), ino = %lu, page_index = 0x%lx, "

		"oldaddr = 0x%llx, newaddr = 0x%llx, rw = %s%s, type = %s",

		"oldaddr = 0x%llx, newaddr = 0x%llx, rw = %s(%s), type = %s",

		show_dev_ino(__entry),

		(unsigned long)__entry->index,

		(unsigned long long)__entry->old_blkaddr,
@@ -827,7 +825,7 @@ DECLARE_EVENT_CLASS(f2fs__bio, 
		__entry->size		= bio->bi_iter.bi_size;

	),



	TP_printk("dev = (%d,%d)/(%d,%d), rw = %s%s, %s, sector = %lld, size = %u",

	TP_printk("dev = (%d,%d)/(%d,%d), rw = %s(%s), %s, sector = %lld, size = %u",

		show_dev(__entry->target),

		show_dev(__entry->dev),

		show_bio_type(__entry->op, __entry->op_flags),

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