cregit-Linux how code gets into the kernel

Release 4.12 include/trace/events/f2fs.h


#undef TRACE_SYSTEM

#define TRACE_SYSTEM f2fs

#if !defined(_TRACE_F2FS_H) || defined(TRACE_HEADER_MULTI_READ)

#define _TRACE_F2FS_H

#include <linux/tracepoint.h>


#define show_dev(dev)		MAJOR(dev), MINOR(dev)

#define show_dev_ino(entry)	show_dev(entry->dev), (unsigned long)entry->ino


TRACE_DEFINE_ENUM(NODE);

TRACE_DEFINE_ENUM(DATA);

TRACE_DEFINE_ENUM(META);

TRACE_DEFINE_ENUM(META_FLUSH);

TRACE_DEFINE_ENUM(INMEM);

TRACE_DEFINE_ENUM(INMEM_DROP);

TRACE_DEFINE_ENUM(INMEM_INVALIDATE);

TRACE_DEFINE_ENUM(INMEM_REVOKE);

TRACE_DEFINE_ENUM(IPU);

TRACE_DEFINE_ENUM(OPU);

TRACE_DEFINE_ENUM(CURSEG_HOT_DATA);

TRACE_DEFINE_ENUM(CURSEG_WARM_DATA);

TRACE_DEFINE_ENUM(CURSEG_COLD_DATA);

TRACE_DEFINE_ENUM(CURSEG_HOT_NODE);

TRACE_DEFINE_ENUM(CURSEG_WARM_NODE);

TRACE_DEFINE_ENUM(CURSEG_COLD_NODE);

TRACE_DEFINE_ENUM(NO_CHECK_TYPE);

TRACE_DEFINE_ENUM(GC_GREEDY);

TRACE_DEFINE_ENUM(GC_CB);

TRACE_DEFINE_ENUM(FG_GC);

TRACE_DEFINE_ENUM(BG_GC);

TRACE_DEFINE_ENUM(LFS);

TRACE_DEFINE_ENUM(SSR);

TRACE_DEFINE_ENUM(__REQ_RAHEAD);

TRACE_DEFINE_ENUM(__REQ_SYNC);

TRACE_DEFINE_ENUM(__REQ_IDLE);

TRACE_DEFINE_ENUM(__REQ_PREFLUSH);

TRACE_DEFINE_ENUM(__REQ_FUA);

TRACE_DEFINE_ENUM(__REQ_PRIO);

TRACE_DEFINE_ENUM(__REQ_META);

TRACE_DEFINE_ENUM(CP_UMOUNT);

TRACE_DEFINE_ENUM(CP_FASTBOOT);

TRACE_DEFINE_ENUM(CP_SYNC);

TRACE_DEFINE_ENUM(CP_RECOVERY);

TRACE_DEFINE_ENUM(CP_DISCARD);

TRACE_DEFINE_ENUM(CP_TRIMMED);


#define show_block_type(type)						\
	__print_symbolic(type,                                          \
                { NODE,         "NODE" },                               \
                { DATA,         "DATA" },                               \
                { META,         "META" },                               \
                { META_FLUSH,   "META_FLUSH" },                         \
                { INMEM,        "INMEM" },                              \
                { INMEM_DROP,   "INMEM_DROP" },                         \
                { INMEM_INVALIDATE,     "INMEM_INVALIDATE" },           \
                { INMEM_REVOKE, "INMEM_REVOKE" },                       \
                { IPU,          "IN-PLACE" },                           \
                { OPU,          "OUT-OF-PLACE" })


#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),                \
                                                show_bio_op_flags(op_flags)


#define show_bio_op(op)							\
	__print_symbolic(op,                                            \
                { REQ_OP_READ,                  "READ" },               \
                { REQ_OP_WRITE,                 "WRITE" },              \
                { REQ_OP_FLUSH,                 "FLUSH" },              \
                { REQ_OP_DISCARD,               "DISCARD" },            \
                { REQ_OP_ZONE_REPORT,           "ZONE_REPORT" },        \
                { REQ_OP_SECURE_ERASE,          "SECURE_ERASE" },       \
                { REQ_OP_ZONE_RESET,            "ZONE_RESET" },         \
                { REQ_OP_WRITE_SAME,            "WRITE_SAME" },         \
                { REQ_OP_WRITE_ZEROES,          "WRITE_ZEROES" })


#define show_bio_op_flags(flags)					\
	__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,                                          \
                { CURSEG_HOT_DATA,      "Hot DATA" },                   \
                { CURSEG_WARM_DATA,     "Warm DATA" },                  \
                { CURSEG_COLD_DATA,     "Cold DATA" },                  \
                { CURSEG_HOT_NODE,      "Hot NODE" },                   \
                { CURSEG_WARM_NODE,     "Warm NODE" },                  \
                { CURSEG_COLD_NODE,     "Cold NODE" },                  \
                { NO_CHECK_TYPE,        "No TYPE" })


#define show_file_type(type)						\
	__print_symbolic(type,                                          \
                { 0,            "FILE" },                               \
                { 1,            "DIR" })


#define show_gc_type(type)						\
	__print_symbolic(type,                                          \
                { FG_GC,        "Foreground GC" },                      \
                { BG_GC,        "Background GC" })


#define show_alloc_mode(type)						\
	__print_symbolic(type,                                          \
                { LFS,  "LFS-mode" },                                   \
                { SSR,  "SSR-mode" })


#define show_victim_policy(type)					\
	__print_symbolic(type,                                          \
                { GC_GREEDY,    "Greedy" },                             \
                { GC_CB,        "Cost-Benefit" })


#define show_cpreason(type)						\
	__print_flags(type, "|",                                        \
                { CP_UMOUNT,    "Umount" },                             \
                { CP_FASTBOOT,  "Fastboot" },                           \
                { CP_SYNC,      "Sync" },                               \
                { CP_RECOVERY,  "Recovery" },                           \
                { CP_DISCARD,   "Discard" },                            \
                { CP_UMOUNT,    "Umount" },                             \
                { CP_TRIMMED,   "Trimmed" })

struct victim_sel_policy;
struct f2fs_map_blocks;

DECLARE_EVENT_CLASS(f2fs__inode,

	TP_PROTO(struct inode *inode),

	TP_ARGS(inode),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(ino_t,  pino)
                __field(umode_t, mode)
                __field(loff_t, size)
                __field(unsigned int, nlink)
                __field(blkcnt_t, blocks)
                __field(__u8,   advise)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->pino   = F2FS_I(inode)->i_pino;
                __entry->mode   = inode->i_mode;
                __entry->nlink  = inode->i_nlink;
                __entry->size   = inode->i_size;
                __entry->blocks = inode->i_blocks;
                __entry->advise = F2FS_I(inode)->i_advise;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, pino = %lu, i_mode = 0x%hx, "
		"i_size = %lld, i_nlink = %u, i_blocks = %llu, i_advise = 0x%x",
                show_dev_ino(__entry),
                (unsigned long)__entry->pino,
                __entry->mode,
                __entry->size,
                (unsigned int)__entry->nlink,
                (unsigned long long)__entry->blocks,
                (unsigned char)__entry->advise)
);

DECLARE_EVENT_CLASS(f2fs__inode_exit,

	TP_PROTO(struct inode *inode, int ret),

	TP_ARGS(inode, ret),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(int,    ret)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->ret    = ret;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, ret = %d",
                show_dev_ino(__entry),
                __entry->ret)
);

DEFINE_EVENT(f2fs__inode, f2fs_sync_file_enter,

	TP_PROTO(struct inode *inode),

	TP_ARGS(inode)
);

TRACE_EVENT(f2fs_sync_file_exit,

	TP_PROTO(struct inode *inode, int need_cp, int datasync, int ret),

	TP_ARGS(inode, need_cp, datasync, ret),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(int,    need_cp)
                __field(int,    datasync)
                __field(int,    ret)
        ),

	TP_fast_assign(
                __entry->dev            = inode->i_sb->s_dev;
                __entry->ino            = inode->i_ino;
                __entry->need_cp        = need_cp;
                __entry->datasync       = datasync;
                __entry->ret            = ret;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, checkpoint is %s, "
		"datasync = %d, ret = %d",
                show_dev_ino(__entry),
                __entry->need_cp ? "needed" : "not needed",
                __entry->datasync,
                __entry->ret)
);

TRACE_EVENT(f2fs_sync_fs,

	TP_PROTO(struct super_block *sb, int wait),

	TP_ARGS(sb, wait),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(int,    dirty)
                __field(int,    wait)
        ),

	TP_fast_assign(
                __entry->dev    = sb->s_dev;
                __entry->dirty  = is_sbi_flag_set(F2FS_SB(sb), SBI_IS_DIRTY);
                __entry->wait   = wait;
        ),

	TP_printk("dev = (%d,%d), superblock is %s, wait = %d",
                show_dev(__entry->dev),
                __entry->dirty ? "dirty" : "not dirty",
                __entry->wait)
);

DEFINE_EVENT(f2fs__inode, f2fs_iget,

	TP_PROTO(struct inode *inode),

	TP_ARGS(inode)
);

DEFINE_EVENT(f2fs__inode_exit, f2fs_iget_exit,

	TP_PROTO(struct inode *inode, int ret),

	TP_ARGS(inode, ret)
);

DEFINE_EVENT(f2fs__inode, f2fs_evict_inode,

	TP_PROTO(struct inode *inode),

	TP_ARGS(inode)
);

DEFINE_EVENT(f2fs__inode_exit, f2fs_new_inode,

	TP_PROTO(struct inode *inode, int ret),

	TP_ARGS(inode, ret)
);

TRACE_EVENT(f2fs_unlink_enter,

	TP_PROTO(struct inode *dir, struct dentry *dentry),

	TP_ARGS(dir, dentry),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(loff_t, size)
                __field(blkcnt_t, blocks)
                __field(const char *,   name)
        ),

	TP_fast_assign(
                __entry->dev    = dir->i_sb->s_dev;
                __entry->ino    = dir->i_ino;
                __entry->size   = dir->i_size;
                __entry->blocks = dir->i_blocks;
                __entry->name   = dentry->d_name.name;
        ),

	TP_printk("dev = (%d,%d), dir ino = %lu, i_size = %lld, "
		"i_blocks = %llu, name = %s",
                show_dev_ino(__entry),
                __entry->size,
                (unsigned long long)__entry->blocks,
                __entry->name)
);

DEFINE_EVENT(f2fs__inode_exit, f2fs_unlink_exit,

	TP_PROTO(struct inode *inode, int ret),

	TP_ARGS(inode, ret)
);

DEFINE_EVENT(f2fs__inode_exit, f2fs_drop_inode,

	TP_PROTO(struct inode *inode, int ret),

	TP_ARGS(inode, ret)
);

DEFINE_EVENT(f2fs__inode, f2fs_truncate,

	TP_PROTO(struct inode *inode),

	TP_ARGS(inode)
);

TRACE_EVENT(f2fs_truncate_data_blocks_range,

	TP_PROTO(struct inode *inode, nid_t nid, unsigned int ofs, int free),

	TP_ARGS(inode, nid,  ofs, free),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(nid_t,  nid)
                __field(unsigned int,   ofs)
                __field(int,    free)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->nid    = nid;
                __entry->ofs    = ofs;
                __entry->free   = free;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, nid = %u, offset = %u, freed = %d",
                show_dev_ino(__entry),
                (unsigned int)__entry->nid,
                __entry->ofs,
                __entry->free)
);

DECLARE_EVENT_CLASS(f2fs__truncate_op,

	TP_PROTO(struct inode *inode, u64 from),

	TP_ARGS(inode, from),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(loff_t, size)
                __field(blkcnt_t, blocks)
                __field(u64,    from)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->size   = inode->i_size;
                __entry->blocks = inode->i_blocks;
                __entry->from   = from;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, i_size = %lld, i_blocks = %llu, "
		"start file offset = %llu",
                show_dev_ino(__entry),
                __entry->size,
                (unsigned long long)__entry->blocks,
                (unsigned long long)__entry->from)
);

DEFINE_EVENT(f2fs__truncate_op, f2fs_truncate_blocks_enter,

	TP_PROTO(struct inode *inode, u64 from),

	TP_ARGS(inode, from)
);

DEFINE_EVENT(f2fs__inode_exit, f2fs_truncate_blocks_exit,

	TP_PROTO(struct inode *inode, int ret),

	TP_ARGS(inode, ret)
);

DEFINE_EVENT(f2fs__truncate_op, f2fs_truncate_inode_blocks_enter,

	TP_PROTO(struct inode *inode, u64 from),

	TP_ARGS(inode, from)
);

DEFINE_EVENT(f2fs__inode_exit, f2fs_truncate_inode_blocks_exit,

	TP_PROTO(struct inode *inode, int ret),

	TP_ARGS(inode, ret)
);

DECLARE_EVENT_CLASS(f2fs__truncate_node,

	TP_PROTO(struct inode *inode, nid_t nid, block_t blk_addr),

	TP_ARGS(inode, nid, blk_addr),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(nid_t,  nid)
                __field(block_t,        blk_addr)
        ),

	TP_fast_assign(
                __entry->dev            = inode->i_sb->s_dev;
                __entry->ino            = inode->i_ino;
                __entry->nid            = nid;
                __entry->blk_addr       = blk_addr;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, nid = %u, block_address = 0x%llx",
                show_dev_ino(__entry),
                (unsigned int)__entry->nid,
                (unsigned long long)__entry->blk_addr)
);

DEFINE_EVENT(f2fs__truncate_node, f2fs_truncate_nodes_enter,

	TP_PROTO(struct inode *inode, nid_t nid, block_t blk_addr),

	TP_ARGS(inode, nid, blk_addr)
);

DEFINE_EVENT(f2fs__inode_exit, f2fs_truncate_nodes_exit,

	TP_PROTO(struct inode *inode, int ret),

	TP_ARGS(inode, ret)
);

DEFINE_EVENT(f2fs__truncate_node, f2fs_truncate_node,

	TP_PROTO(struct inode *inode, nid_t nid, block_t blk_addr),

	TP_ARGS(inode, nid, blk_addr)
);

TRACE_EVENT(f2fs_truncate_partial_nodes,

	TP_PROTO(struct inode *inode, nid_t nid[], int depth, int err),

	TP_ARGS(inode, nid, depth, err),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(nid_t,  nid[3])
                __field(int,    depth)
                __field(int,    err)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->nid[0]       = nid[0];
                __entry->nid[1]       = nid[1];
                __entry->nid[2]       = nid[2];
                __entry->depth  = depth;
                __entry->err    = err;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, "
		"nid[0] = %u, nid[1] = %u, nid[2] = %u, depth = %d, err = %d",
                show_dev_ino(__entry),
                (unsigned int)__entry->nid[0],
                (unsigned int)__entry->nid[1],
                (unsigned int)__entry->nid[2],
                __entry->depth,
                __entry->err)
);

TRACE_EVENT(f2fs_map_blocks,
	TP_PROTO(struct inode *inode, struct f2fs_map_blocks *map, int ret),

	TP_ARGS(inode, map, ret),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(block_t,        m_lblk)
                __field(block_t,        m_pblk)
                __field(unsigned int,   m_len)
                __field(int,    ret)
        ),

	TP_fast_assign(
                __entry->dev            = inode->i_sb->s_dev;
                __entry->ino            = inode->i_ino;
                __entry->m_lblk         = map->m_lblk;
                __entry->m_pblk         = map->m_pblk;
                __entry->m_len          = map->m_len;
                __entry->ret            = ret;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, file offset = %llu, "
		"start blkaddr = 0x%llx, len = 0x%llx, err = %d",
                show_dev_ino(__entry),
                (unsigned long long)__entry->m_lblk,
                (unsigned long long)__entry->m_pblk,
                (unsigned long long)__entry->m_len,
                __entry->ret)
);

TRACE_EVENT(f2fs_background_gc,

	TP_PROTO(struct super_block *sb, long wait_ms,
                        unsigned int prefree, unsigned int free),

	TP_ARGS(sb, wait_ms, prefree, free),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(long,   wait_ms)
                __field(unsigned int,   prefree)
                __field(unsigned int,   free)
        ),

	TP_fast_assign(
                __entry->dev            = sb->s_dev;
                __entry->wait_ms        = wait_ms;
                __entry->prefree        = prefree;
                __entry->free           = free;
        ),

	TP_printk("dev = (%d,%d), wait_ms = %ld, prefree = %u, free = %u",
                show_dev(__entry->dev),
                __entry->wait_ms,
                __entry->prefree,
                __entry->free)
);

TRACE_EVENT(f2fs_get_victim,

	TP_PROTO(struct super_block *sb, int type, int gc_type,
                        struct victim_sel_policy *p, unsigned int pre_victim,
                        unsigned int prefree, unsigned int free),

	TP_ARGS(sb, type, gc_type, p, pre_victim, prefree, free),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(int,    type)
                __field(int,    gc_type)
                __field(int,    alloc_mode)
                __field(int,    gc_mode)
                __field(unsigned int,   victim)
                __field(unsigned int,   cost)
                __field(unsigned int,   ofs_unit)
                __field(unsigned int,   pre_victim)
                __field(unsigned int,   prefree)
                __field(unsigned int,   free)
        ),

	TP_fast_assign(
                __entry->dev            = sb->s_dev;
                __entry->type           = type;
                __entry->gc_type        = gc_type;
                __entry->alloc_mode     = p->alloc_mode;
                __entry->gc_mode        = p->gc_mode;
                __entry->victim         = p->min_segno;
                __entry->cost           = p->min_cost;
                __entry->ofs_unit       = p->ofs_unit;
                __entry->pre_victim     = pre_victim;
                __entry->prefree        = prefree;
                __entry->free           = free;
        ),

	TP_printk("dev = (%d,%d), type = %s, policy = (%s, %s, %s), "
		"victim = %u, cost = %u, ofs_unit = %u, "
		"pre_victim_secno = %d, prefree = %u, free = %u",
                show_dev(__entry->dev),
                show_data_type(__entry->type),
                show_gc_type(__entry->gc_type),
                show_alloc_mode(__entry->alloc_mode),
                show_victim_policy(__entry->gc_mode),
                __entry->victim,
                __entry->cost,
                __entry->ofs_unit,
                (int)__entry->pre_victim,
                __entry->prefree,
                __entry->free)
);

TRACE_EVENT(f2fs_fallocate,

	TP_PROTO(struct inode *inode, int mode,
                                loff_t offset, loff_t len, int ret),

	TP_ARGS(inode, mode, offset, len, ret),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(int,    mode)
                __field(loff_t, offset)
                __field(loff_t, len)
                __field(loff_t, size)
                __field(blkcnt_t, blocks)
                __field(int,    ret)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->mode   = mode;
                __entry->offset = offset;
                __entry->len    = len;
                __entry->size   = inode->i_size;
                __entry->blocks = inode->i_blocks;
                __entry->ret    = ret;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, mode = %x, offset = %lld, "
		"len = %lld,  i_size = %lld, i_blocks = %llu, ret = %d",
                show_dev_ino(__entry),
                __entry->mode,
                (unsigned long long)__entry->offset,
                (unsigned long long)__entry->len,
                (unsigned long long)__entry->size,
                (unsigned long long)__entry->blocks,
                __entry->ret)
);

TRACE_EVENT(f2fs_direct_IO_enter,

	TP_PROTO(struct inode *inode, loff_t offset, unsigned long len, int rw),

	TP_ARGS(inode, offset, len, rw),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(loff_t, pos)
                __field(unsigned long,  len)
                __field(int,    rw)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->pos    = offset;
                __entry->len    = len;
                __entry->rw     = rw;
        ),

	TP_printk("dev = (%d,%d), ino = %lu pos = %lld len = %lu rw = %d",
                show_dev_ino(__entry),
                __entry->pos,
                __entry->len,
                __entry->rw)
);

TRACE_EVENT(f2fs_direct_IO_exit,

	TP_PROTO(struct inode *inode, loff_t offset, unsigned long len,
                 int rw, int ret),

	TP_ARGS(inode, offset, len, rw, ret),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(loff_t, pos)
                __field(unsigned long,  len)
                __field(int,    rw)
                __field(int,    ret)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->pos    = offset;
                __entry->len    = len;
                __entry->rw     = rw;
                __entry->ret    = ret;
        ),

	TP_printk("dev = (%d,%d), ino = %lu pos = %lld len = %lu "
		"rw = %d ret = %d",
                show_dev_ino(__entry),
                __entry->pos,
                __entry->len,
                __entry->rw,
                __entry->ret)
);

TRACE_EVENT(f2fs_reserve_new_blocks,

	TP_PROTO(struct inode *inode, nid_t nid, unsigned int ofs_in_node,
                                                        blkcnt_t count),

	TP_ARGS(inode, nid, ofs_in_node, count),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(nid_t, nid)
                __field(unsigned int, ofs_in_node)
                __field(blkcnt_t, count)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->nid    = nid;
                __entry->ofs_in_node = ofs_in_node;
                __entry->count = count;
        ),

	TP_printk("dev = (%d,%d), nid = %u, ofs_in_node = %u, count = %llu",
                show_dev(__entry->dev),
                (unsigned int)__entry->nid,
                __entry->ofs_in_node,
                (unsigned long long)__entry->count)
);

DECLARE_EVENT_CLASS(f2fs__submit_page_bio,

	TP_PROTO(struct page *page, struct f2fs_io_info *fio),

	TP_ARGS(page, fio),

	TP_STRUCT__entry(
                __field(dev_t, dev)
                __field(ino_t, ino)
                __field(pgoff_t, index)
                __field(block_t, old_blkaddr)
                __field(block_t, new_blkaddr)
                __field(int, op)
                __field(int, op_flags)
                __field(int, type)
        ),

	TP_fast_assign(
                __entry->dev            = page->mapping->host->i_sb->s_dev;
                __entry->ino            = page->mapping->host->i_ino;
                __entry->index          = page->index;
                __entry->old_blkaddr    = fio->old_blkaddr;
                __entry->new_blkaddr    = fio->new_blkaddr;
                __entry->op             = fio->op;
                __entry->op_flags       = fio->op_flags;
                __entry->type           = fio->type;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, page_index = 0x%lx, "
		"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,
                (unsigned long long)__entry->new_blkaddr,
                show_bio_type(__entry->op, __entry->op_flags),
                show_block_type(__entry->type))
);

DEFINE_EVENT_CONDITION(f2fs__submit_page_bio, f2fs_submit_page_bio,

	TP_PROTO(struct page *page, struct f2fs_io_info *fio),

	TP_ARGS(page, fio),

	TP_CONDITION(page->mapping)
);

DEFINE_EVENT_CONDITION(f2fs__submit_page_bio, f2fs_submit_page_mbio,

	TP_PROTO(struct page *page, struct f2fs_io_info *fio),

	TP_ARGS(page, fio),

	TP_CONDITION(page->mapping)
);

DECLARE_EVENT_CLASS(f2fs__bio,

	TP_PROTO(struct super_block *sb, int type, struct bio *bio),

	TP_ARGS(sb, type, bio),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(dev_t,  target)
                __field(int,    op)
                __field(int,    op_flags)
                __field(int,    type)
                __field(sector_t,       sector)
                __field(unsigned int,   size)
        ),

	TP_fast_assign(
                __entry->dev            = sb->s_dev;
                __entry->target         = bio->bi_bdev->bd_dev;
                __entry->op             = bio_op(bio);
                __entry->op_flags       = bio->bi_opf;
                __entry->type           = type;
                __entry->sector         = bio->bi_iter.bi_sector;
                __entry->size           = bio->bi_iter.bi_size;
        ),

	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),
                show_block_type(__entry->type),
                (unsigned long long)__entry->sector,
                __entry->size)
);

DEFINE_EVENT_CONDITION(f2fs__bio, f2fs_prepare_write_bio,

	TP_PROTO(struct super_block *sb, int type, struct bio *bio),

	TP_ARGS(sb, type, bio),

	TP_CONDITION(bio)
);

DEFINE_EVENT_CONDITION(f2fs__bio, f2fs_prepare_read_bio,

	TP_PROTO(struct super_block *sb, int type, struct bio *bio),

	TP_ARGS(sb, type, bio),

	TP_CONDITION(bio)
);

DEFINE_EVENT_CONDITION(f2fs__bio, f2fs_submit_read_bio,

	TP_PROTO(struct super_block *sb, int type, struct bio *bio),

	TP_ARGS(sb, type, bio),

	TP_CONDITION(bio)
);

DEFINE_EVENT_CONDITION(f2fs__bio, f2fs_submit_write_bio,

	TP_PROTO(struct super_block *sb, int type, struct bio *bio),

	TP_ARGS(sb, type, bio),

	TP_CONDITION(bio)
);

TRACE_EVENT(f2fs_write_begin,

	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
                                unsigned int flags),

	TP_ARGS(inode, pos, len, flags),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(loff_t, pos)
                __field(unsigned int, len)
                __field(unsigned int, flags)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->pos    = pos;
                __entry->len    = len;
                __entry->flags  = flags;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, pos = %llu, len = %u, flags = %u",
                show_dev_ino(__entry),
                (unsigned long long)__entry->pos,
                __entry->len,
                __entry->flags)
);

TRACE_EVENT(f2fs_write_end,

	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
                                unsigned int copied),

	TP_ARGS(inode, pos, len, copied),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(loff_t, pos)
                __field(unsigned int, len)
                __field(unsigned int, copied)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->pos    = pos;
                __entry->len    = len;
                __entry->copied = copied;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, pos = %llu, len = %u, copied = %u",
                show_dev_ino(__entry),
                (unsigned long long)__entry->pos,
                __entry->len,
                __entry->copied)
);

DECLARE_EVENT_CLASS(f2fs__page,

	TP_PROTO(struct page *page, int type),

	TP_ARGS(page, type),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(int, type)
                __field(int, dir)
                __field(pgoff_t, index)
                __field(int, dirty)
                __field(int, uptodate)
        ),

	TP_fast_assign(
                __entry->dev    = page->mapping->host->i_sb->s_dev;
                __entry->ino    = page->mapping->host->i_ino;
                __entry->type   = type;
                __entry->dir    = S_ISDIR(page->mapping->host->i_mode);
                __entry->index  = page->index;
                __entry->dirty  = PageDirty(page);
                __entry->uptodate = PageUptodate(page);
        ),

	TP_printk("dev = (%d,%d), ino = %lu, %s, %s, index = %lu, "
		"dirty = %d, uptodate = %d",
                show_dev_ino(__entry),
                show_block_type(__entry->type),
                show_file_type(__entry->dir),
                (unsigned long)__entry->index,
                __entry->dirty,
                __entry->uptodate)
);

DEFINE_EVENT(f2fs__page, f2fs_writepage,

	TP_PROTO(struct page *page, int type),

	TP_ARGS(page, type)
);

DEFINE_EVENT(f2fs__page, f2fs_do_write_data_page,

	TP_PROTO(struct page *page, int type),

	TP_ARGS(page, type)
);

DEFINE_EVENT(f2fs__page, f2fs_readpage,

	TP_PROTO(struct page *page, int type),

	TP_ARGS(page, type)
);

DEFINE_EVENT(f2fs__page, f2fs_set_page_dirty,

	TP_PROTO(struct page *page, int type),

	TP_ARGS(page, type)
);

DEFINE_EVENT(f2fs__page, f2fs_vm_page_mkwrite,

	TP_PROTO(struct page *page, int type),

	TP_ARGS(page, type)
);

DEFINE_EVENT(f2fs__page, f2fs_register_inmem_page,

	TP_PROTO(struct page *page, int type),

	TP_ARGS(page, type)
);

DEFINE_EVENT(f2fs__page, f2fs_commit_inmem_page,

	TP_PROTO(struct page *page, int type),

	TP_ARGS(page, type)
);

TRACE_EVENT(f2fs_writepages,

	TP_PROTO(struct inode *inode, struct writeback_control *wbc, int type),

	TP_ARGS(inode, wbc, type),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(int,    type)
                __field(int,    dir)
                __field(long,   nr_to_write)
                __field(long,   pages_skipped)
                __field(loff_t, range_start)
                __field(loff_t, range_end)
                __field(pgoff_t, writeback_index)
                __field(int,    sync_mode)
                __field(char,   for_kupdate)
                __field(char,   for_background)
                __field(char,   tagged_writepages)
                __field(char,   for_reclaim)
                __field(char,   range_cyclic)
                __field(char,   for_sync)
        ),

	TP_fast_assign(
                __entry->dev            = inode->i_sb->s_dev;
                __entry->ino            = inode->i_ino;
                __entry->type           = type;
                __entry->dir            = S_ISDIR(inode->i_mode);
                __entry->nr_to_write    = wbc->nr_to_write;
                __entry->pages_skipped  = wbc->pages_skipped;
                __entry->range_start    = wbc->range_start;
                __entry->range_end      = wbc->range_end;
                __entry->writeback_index = inode->i_mapping->writeback_index;
                __entry->sync_mode      = wbc->sync_mode;
                __entry->for_kupdate    = wbc->for_kupdate;
                __entry->for_background = wbc->for_background;
                __entry->tagged_writepages      = wbc->tagged_writepages;
                __entry->for_reclaim    = wbc->for_reclaim;
                __entry->range_cyclic   = wbc->range_cyclic;
                __entry->for_sync       = wbc->for_sync;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, %s, %s, nr_to_write %ld, "
		"skipped %ld, start %lld, end %lld, wb_idx %lu, sync_mode %d, "
		"kupdate %u background %u tagged %u reclaim %u cyclic %u sync %u",
                show_dev_ino(__entry),
                show_block_type(__entry->type),
                show_file_type(__entry->dir),
                __entry->nr_to_write,
                __entry->pages_skipped,
                __entry->range_start,
                __entry->range_end,
                (unsigned long)__entry->writeback_index,
                __entry->sync_mode,
                __entry->for_kupdate,
                __entry->for_background,
                __entry->tagged_writepages,
                __entry->for_reclaim,
                __entry->range_cyclic,
                __entry->for_sync)
);

TRACE_EVENT(f2fs_readpages,

	TP_PROTO(struct inode *inode, struct page *page, unsigned int nrpage),

	TP_ARGS(inode, page, nrpage),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(pgoff_t,        start)
                __field(unsigned int,   nrpage)
        ),

	TP_fast_assign(
                __entry->dev    = inode->i_sb->s_dev;
                __entry->ino    = inode->i_ino;
                __entry->start  = page->index;
                __entry->nrpage = nrpage;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, start = %lu nrpage = %u",
                show_dev_ino(__entry),
                (unsigned long)__entry->start,
                __entry->nrpage)
);

TRACE_EVENT(f2fs_write_checkpoint,

	TP_PROTO(struct super_block *sb, int reason, char *msg),

	TP_ARGS(sb, reason, msg),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(int,    reason)
                __field(char *, msg)
        ),

	TP_fast_assign(
                __entry->dev            = sb->s_dev;
                __entry->reason         = reason;
                __entry->msg            = msg;
        ),

	TP_printk("dev = (%d,%d), checkpoint for %s, state = %s",
                show_dev(__entry->dev),
                show_cpreason(__entry->reason),
                __entry->msg)
);

DECLARE_EVENT_CLASS(f2fs_discard,

	TP_PROTO(struct block_device *dev, block_t blkstart, block_t blklen),

	TP_ARGS(dev, blkstart, blklen),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(block_t, blkstart)
                __field(block_t, blklen)
        ),

	TP_fast_assign(
                __entry->dev    = dev->bd_dev;
                __entry->blkstart = blkstart;
                __entry->blklen = blklen;
        ),

	TP_printk("dev = (%d,%d), blkstart = 0x%llx, blklen = 0x%llx",
                show_dev(__entry->dev),
                (unsigned long long)__entry->blkstart,
                (unsigned long long)__entry->blklen)
);

DEFINE_EVENT(f2fs_discard, f2fs_queue_discard,

	TP_PROTO(struct block_device *dev, block_t blkstart, block_t blklen),

	TP_ARGS(dev, blkstart, blklen)
);

DEFINE_EVENT(f2fs_discard, f2fs_issue_discard,

	TP_PROTO(struct block_device *dev, block_t blkstart, block_t blklen),

	TP_ARGS(dev, blkstart, blklen)
);

TRACE_EVENT(f2fs_issue_reset_zone,

	TP_PROTO(struct block_device *dev, block_t blkstart),

	TP_ARGS(dev, blkstart),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(block_t, blkstart)
        ),

	TP_fast_assign(
                __entry->dev    = dev->bd_dev;
                __entry->blkstart = blkstart;
        ),

	TP_printk("dev = (%d,%d), reset zone at block = 0x%llx",
                show_dev(__entry->dev),
                (unsigned long long)__entry->blkstart)
);

TRACE_EVENT(f2fs_issue_flush,

	TP_PROTO(struct block_device *dev, unsigned int nobarrier,
                                unsigned int flush_merge, int ret),

	TP_ARGS(dev, nobarrier, flush_merge, ret),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(unsigned int, nobarrier)
                __field(unsigned int, flush_merge)
                __field(int,  ret)
        ),

	TP_fast_assign(
                __entry->dev    = dev->bd_dev;
                __entry->nobarrier = nobarrier;
                __entry->flush_merge = flush_merge;
                __entry->ret = ret;
        ),

	TP_printk("dev = (%d,%d), %s %s, ret = %d",
                show_dev(__entry->dev),
                __entry->nobarrier ? "skip (nobarrier)" : "issue",
                __entry->flush_merge ? " with flush_merge" : "",
                __entry->ret)
);

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_info *ei),

	TP_ARGS(inode, pgofs, ei),

	TP_CONDITION(ei),

	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 = ei->fofs;
                __entry->blk = ei->blk;
                __entry->len = 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_range,

	TP_PROTO(struct inode *inode, unsigned int pgofs, block_t blkaddr,
                                                unsigned int len),

	TP_ARGS(inode, pgofs, blkaddr, len),

	TP_STRUCT__entry(
                __field(dev_t,  dev)
                __field(ino_t,  ino)
                __field(unsigned int, pgofs)
                __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->blk = blkaddr;
                __entry->len = len;
        ),

	TP_printk("dev = (%d,%d), ino = %lu, pgofs = %u, "
					"blkaddr = %u, len = %u",
                show_dev_ino(__entry),
                __entry->pgofs,
                __entry->blk,
                __entry->len)
);

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->dev),
                __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)
);

DECLARE_EVENT_CLASS(f2fs_sync_dirty_inodes,

	TP_PROTO(struct super_block *sb, int type, s64 count),

	TP_ARGS(sb, type, count),

	TP_STRUCT__entry(
                __field(dev_t, dev)
                __field(int, type)
                __field(s64, count)
        ),

	TP_fast_assign(
                __entry->dev    = sb->s_dev;
                __entry->type   = type;
                __entry->count  = count;
        ),

	TP_printk("dev = (%d,%d), %s, dirty count = %lld",
                show_dev(__entry->dev),
                show_file_type(__entry->type),
                __entry->count)
);

DEFINE_EVENT(f2fs_sync_dirty_inodes, f2fs_sync_dirty_inodes_enter,

	TP_PROTO(struct super_block *sb, int type, s64 count),

	TP_ARGS(sb, type, count)
);

DEFINE_EVENT(f2fs_sync_dirty_inodes, f2fs_sync_dirty_inodes_exit,

	TP_PROTO(struct super_block *sb, int type, s64 count),

	TP_ARGS(sb, type, count)
);

#endif /* _TRACE_F2FS_H */

 /* This part must be outside protection */
#include <trace/define_trace.h>

Overall Contributors

PersonTokensPropCommitsCommitProp
Namjae Jeon62136.68%713.21%
Chao Yu49729.36%1935.85%
Jaegeuk Kim38922.98%2037.74%
Steven Rostedt1388.15%11.89%
Hou Pengyang211.24%11.89%
Damien Le Moal130.77%11.89%
Michael Christie70.41%23.77%
Kinglong Mee60.35%11.89%
Christoph Hellwig10.06%11.89%
Total1693100.00%53100.00%
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