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Commit 53aa1c34 authored by Darrick J. Wong's avatar Darrick J. Wong
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xfs: define tracepoints for reflink activities 

Define all the tracepoints we need to inspect the runtime operation
of reflink/dedupe/copy-on-write.
Signed-off-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
parent 4453593b
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fs/xfs/xfs_trace.h
View file @ 53aa1c34
......@@ -3027,6 +3027,339 @@ TRACE_EVENT(xfs_bmap_remap_alloc,
);
DEFINE_INODE_ERROR_EVENT(xfs_bmap_remap_alloc_error);
/* reflink tracepoint classes */
/* two-file io tracepoint class */
DECLARE_EVENT_CLASS(xfs_double_io_class,
TP_PROTO(struct xfs_inode *src, xfs_off_t soffset, xfs_off_t len,
struct xfs_inode *dest, xfs_off_t doffset),
TP_ARGS(src, soffset, len, dest, doffset),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_ino_t, src_ino)
__field(loff_t, src_isize)
__field(loff_t, src_disize)
__field(loff_t, src_offset)
__field(size_t, len)
__field(xfs_ino_t, dest_ino)
__field(loff_t, dest_isize)
__field(loff_t, dest_disize)
__field(loff_t, dest_offset)
),
TP_fast_assign(
__entry->dev = VFS_I(src)->i_sb->s_dev;
__entry->src_ino = src->i_ino;
__entry->src_isize = VFS_I(src)->i_size;
__entry->src_disize = src->i_d.di_size;
__entry->src_offset = soffset;
__entry->len = len;
__entry->dest_ino = dest->i_ino;
__entry->dest_isize = VFS_I(dest)->i_size;
__entry->dest_disize = dest->i_d.di_size;
__entry->dest_offset = doffset;
),
TP_printk("dev %d:%d count %zd "
"ino 0x%llx isize 0x%llx disize 0x%llx offset 0x%llx -> "
"ino 0x%llx isize 0x%llx disize 0x%llx offset 0x%llx",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->len,
__entry->src_ino,
__entry->src_isize,
__entry->src_disize,
__entry->src_offset,
__entry->dest_ino,
__entry->dest_isize,
__entry->dest_disize,
__entry->dest_offset)
)
#define DEFINE_DOUBLE_IO_EVENT(name) \
DEFINE_EVENT(xfs_double_io_class, name, \
TP_PROTO(struct xfs_inode *src, xfs_off_t soffset, xfs_off_t len, \
struct xfs_inode *dest, xfs_off_t doffset), \
TP_ARGS(src, soffset, len, dest, doffset))
/* two-file vfs io tracepoint class */
DECLARE_EVENT_CLASS(xfs_double_vfs_io_class,
TP_PROTO(struct inode *src, u64 soffset, u64 len,
struct inode *dest, u64 doffset),
TP_ARGS(src, soffset, len, dest, doffset),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(unsigned long, src_ino)
__field(loff_t, src_isize)
__field(loff_t, src_offset)
__field(size_t, len)
__field(unsigned long, dest_ino)
__field(loff_t, dest_isize)
__field(loff_t, dest_offset)
),
TP_fast_assign(
__entry->dev = src->i_sb->s_dev;
__entry->src_ino = src->i_ino;
__entry->src_isize = i_size_read(src);
__entry->src_offset = soffset;
__entry->len = len;
__entry->dest_ino = dest->i_ino;
__entry->dest_isize = i_size_read(dest);
__entry->dest_offset = doffset;
),
TP_printk("dev %d:%d count %zd "
"ino 0x%lx isize 0x%llx offset 0x%llx -> "
"ino 0x%lx isize 0x%llx offset 0x%llx",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->len,
__entry->src_ino,
__entry->src_isize,
__entry->src_offset,
__entry->dest_ino,
__entry->dest_isize,
__entry->dest_offset)
)
#define DEFINE_DOUBLE_VFS_IO_EVENT(name) \
DEFINE_EVENT(xfs_double_vfs_io_class, name, \
TP_PROTO(struct inode *src, u64 soffset, u64 len, \
struct inode *dest, u64 doffset), \
TP_ARGS(src, soffset, len, dest, doffset))
/* CoW write tracepoint */
DECLARE_EVENT_CLASS(xfs_copy_on_write_class,
TP_PROTO(struct xfs_inode *ip, xfs_fileoff_t lblk, xfs_fsblock_t pblk,
xfs_extlen_t len, xfs_fsblock_t new_pblk),
TP_ARGS(ip, lblk, pblk, len, new_pblk),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_ino_t, ino)
__field(xfs_fileoff_t, lblk)
__field(xfs_fsblock_t, pblk)
__field(xfs_extlen_t, len)
__field(xfs_fsblock_t, new_pblk)
),
TP_fast_assign(
__entry->dev = VFS_I(ip)->i_sb->s_dev;
__entry->ino = ip->i_ino;
__entry->lblk = lblk;
__entry->pblk = pblk;
__entry->len = len;
__entry->new_pblk = new_pblk;
),
TP_printk("dev %d:%d ino 0x%llx lblk 0x%llx pblk 0x%llx "
"len 0x%x new_pblk %llu",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->ino,
__entry->lblk,
__entry->pblk,
__entry->len,
__entry->new_pblk)
)
#define DEFINE_COW_EVENT(name) \
DEFINE_EVENT(xfs_copy_on_write_class, name, \
TP_PROTO(struct xfs_inode *ip, xfs_fileoff_t lblk, xfs_fsblock_t pblk, \
xfs_extlen_t len, xfs_fsblock_t new_pblk), \
TP_ARGS(ip, lblk, pblk, len, new_pblk))
/* inode/irec events */
DECLARE_EVENT_CLASS(xfs_inode_irec_class,
TP_PROTO(struct xfs_inode *ip, struct xfs_bmbt_irec *irec),
TP_ARGS(ip, irec),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_ino_t, ino)
__field(xfs_fileoff_t, lblk)
__field(xfs_extlen_t, len)
__field(xfs_fsblock_t, pblk)
),
TP_fast_assign(
__entry->dev = VFS_I(ip)->i_sb->s_dev;
__entry->ino = ip->i_ino;
__entry->lblk = irec->br_startoff;
__entry->len = irec->br_blockcount;
__entry->pblk = irec->br_startblock;
),
TP_printk("dev %d:%d ino 0x%llx lblk 0x%llx len 0x%x pblk %llu",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->ino,
__entry->lblk,
__entry->len,
__entry->pblk)
);
#define DEFINE_INODE_IREC_EVENT(name) \
DEFINE_EVENT(xfs_inode_irec_class, name, \
TP_PROTO(struct xfs_inode *ip, struct xfs_bmbt_irec *irec), \
TP_ARGS(ip, irec))
/* refcount/reflink tracepoint definitions */
/* reflink tracepoints */
DEFINE_INODE_EVENT(xfs_reflink_set_inode_flag);
DEFINE_INODE_EVENT(xfs_reflink_unset_inode_flag);
DEFINE_ITRUNC_EVENT(xfs_reflink_update_inode_size);
DEFINE_IOMAP_EVENT(xfs_reflink_remap_imap);
TRACE_EVENT(xfs_reflink_remap_blocks_loop,
TP_PROTO(struct xfs_inode *src, xfs_fileoff_t soffset,
xfs_filblks_t len, struct xfs_inode *dest,
xfs_fileoff_t doffset),
TP_ARGS(src, soffset, len, dest, doffset),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_ino_t, src_ino)
__field(xfs_fileoff_t, src_lblk)
__field(xfs_filblks_t, len)
__field(xfs_ino_t, dest_ino)
__field(xfs_fileoff_t, dest_lblk)
),
TP_fast_assign(
__entry->dev = VFS_I(src)->i_sb->s_dev;
__entry->src_ino = src->i_ino;
__entry->src_lblk = soffset;
__entry->len = len;
__entry->dest_ino = dest->i_ino;
__entry->dest_lblk = doffset;
),
TP_printk("dev %d:%d len 0x%llx "
"ino 0x%llx offset 0x%llx blocks -> "
"ino 0x%llx offset 0x%llx blocks",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->len,
__entry->src_ino,
__entry->src_lblk,
__entry->dest_ino,
__entry->dest_lblk)
);
TRACE_EVENT(xfs_reflink_punch_range,
TP_PROTO(struct xfs_inode *ip, xfs_fileoff_t lblk,
xfs_extlen_t len),
TP_ARGS(ip, lblk, len),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_ino_t, ino)
__field(xfs_fileoff_t, lblk)
__field(xfs_extlen_t, len)
),
TP_fast_assign(
__entry->dev = VFS_I(ip)->i_sb->s_dev;
__entry->ino = ip->i_ino;
__entry->lblk = lblk;
__entry->len = len;
),
TP_printk("dev %d:%d ino 0x%llx lblk 0x%llx len 0x%x",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->ino,
__entry->lblk,
__entry->len)
);
TRACE_EVENT(xfs_reflink_remap,
TP_PROTO(struct xfs_inode *ip, xfs_fileoff_t lblk,
xfs_extlen_t len, xfs_fsblock_t new_pblk),
TP_ARGS(ip, lblk, len, new_pblk),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_ino_t, ino)
__field(xfs_fileoff_t, lblk)
__field(xfs_extlen_t, len)
__field(xfs_fsblock_t, new_pblk)
),
TP_fast_assign(
__entry->dev = VFS_I(ip)->i_sb->s_dev;
__entry->ino = ip->i_ino;
__entry->lblk = lblk;
__entry->len = len;
__entry->new_pblk = new_pblk;
),
TP_printk("dev %d:%d ino 0x%llx lblk 0x%llx len 0x%x new_pblk %llu",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->ino,
__entry->lblk,
__entry->len,
__entry->new_pblk)
);
DEFINE_DOUBLE_IO_EVENT(xfs_reflink_remap_range);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_remap_range_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_set_inode_flag_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_update_inode_size_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_reflink_main_loop_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_read_iomap_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_remap_blocks_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_remap_extent_error);
/* dedupe tracepoints */
DEFINE_DOUBLE_IO_EVENT(xfs_reflink_compare_extents);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_compare_extents_error);
/* ioctl tracepoints */
DEFINE_DOUBLE_VFS_IO_EVENT(xfs_ioctl_reflink);
DEFINE_DOUBLE_VFS_IO_EVENT(xfs_ioctl_clone_range);
DEFINE_DOUBLE_VFS_IO_EVENT(xfs_ioctl_file_extent_same);
TRACE_EVENT(xfs_ioctl_clone,
TP_PROTO(struct inode *src, struct inode *dest),
TP_ARGS(src, dest),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(unsigned long, src_ino)
__field(loff_t, src_isize)
__field(unsigned long, dest_ino)
__field(loff_t, dest_isize)
),
TP_fast_assign(
__entry->dev = src->i_sb->s_dev;
__entry->src_ino = src->i_ino;
__entry->src_isize = i_size_read(src);
__entry->dest_ino = dest->i_ino;
__entry->dest_isize = i_size_read(dest);
),
TP_printk("dev %d:%d "
"ino 0x%lx isize 0x%llx -> "
"ino 0x%lx isize 0x%llx\n",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->src_ino,
__entry->src_isize,
__entry->dest_ino,
__entry->dest_isize)
);
/* unshare tracepoints */
DEFINE_SIMPLE_IO_EVENT(xfs_reflink_unshare);
DEFINE_SIMPLE_IO_EVENT(xfs_reflink_cow_eof_block);
DEFINE_PAGE_EVENT(xfs_reflink_unshare_page);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_unshare_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_cow_eof_block_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_dirty_page_error);
/* copy on write */
DEFINE_INODE_IREC_EVENT(xfs_reflink_trim_around_shared);
DEFINE_RW_EVENT(xfs_reflink_reserve_cow_range);
DEFINE_INODE_IREC_EVENT(xfs_reflink_reserve_cow_extent);
DEFINE_RW_EVENT(xfs_reflink_allocate_cow_range);
DEFINE_INODE_IREC_EVENT(xfs_reflink_allocate_cow_extent);
DEFINE_INODE_IREC_EVENT(xfs_reflink_bounce_dio_write);
DEFINE_IOMAP_EVENT(xfs_reflink_find_cow_mapping);
DEFINE_INODE_IREC_EVENT(xfs_reflink_trim_irec);
DEFINE_SIMPLE_IO_EVENT(xfs_iomap_cow_delay);
DEFINE_SIMPLE_IO_EVENT(xfs_reflink_cancel_cow_range);
DEFINE_SIMPLE_IO_EVENT(xfs_reflink_end_cow);
DEFINE_INODE_IREC_EVENT(xfs_reflink_cow_remap);
DEFINE_INODE_IREC_EVENT(xfs_reflink_cow_remap_piece);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_reserve_cow_range_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_reserve_cow_extent_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_allocate_cow_range_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_cancel_cow_range_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_end_cow_error);
DEFINE_COW_EVENT(xfs_reflink_fork_buf);
DEFINE_COW_EVENT(xfs_reflink_finish_fork_buf);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_fork_buf_error);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_finish_fork_buf_error);
DEFINE_INODE_EVENT(xfs_reflink_cancel_pending_cow);
DEFINE_INODE_IREC_EVENT(xfs_reflink_cancel_cow);
DEFINE_INODE_ERROR_EVENT(xfs_reflink_cancel_pending_cow_error);
#endif /* _TRACE_XFS_H */
#undef TRACE_INCLUDE_PATH
......
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