Define all the tracepoints we need to inspect the runtime operation of reflink/dedupe/copy-on-write. Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx> --- fs/xfs/xfs_trace.h | 385 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 385 insertions(+) diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h index 11b159a..9e3a107 100644 --- a/fs/xfs/xfs_trace.h +++ b/fs/xfs/xfs_trace.h @@ -2775,6 +2775,391 @@ DEFINE_AG_EXTENT_EVENT(xfs_refcount_find_shared); DEFINE_AG_EXTENT_EVENT(xfs_refcount_find_shared_result); DEFINE_AG_ERROR_EVENT(xfs_refcount_find_shared_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)) + +/* simple inode-based error/%ip tracepoint class */ +DECLARE_EVENT_CLASS(xfs_inode_error_class, + TP_PROTO(struct xfs_inode *ip, int error, unsigned long caller_ip), + TP_ARGS(ip, error, caller_ip), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_ino_t, ino) + __field(int, error) + __field(unsigned long, caller_ip) + ), + TP_fast_assign( + __entry->dev = VFS_I(ip)->i_sb->s_dev; + __entry->ino = ip->i_ino; + __entry->error = error; + __entry->caller_ip = caller_ip; + ), + TP_printk("dev %d:%d ino %llx error %d caller %ps", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->ino, + __entry->error, + (char *)__entry->caller_ip) +); + +#define DEFINE_INODE_ERROR_EVENT(name) \ +DEFINE_EVENT(xfs_inode_error_class, name, \ + TP_PROTO(struct xfs_inode *ip, int error, \ + unsigned long caller_ip), \ + TP_ARGS(ip, error, caller_ip)) + +/* refcount/reflink tracepoint definitions */ + +/* reflink allocator */ +TRACE_EVENT(xfs_bmap_remap_alloc, + TP_PROTO(struct xfs_inode *ip, xfs_fsblock_t fsbno, + xfs_extlen_t len), + TP_ARGS(ip, fsbno, len), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_ino_t, ino) + __field(xfs_fsblock_t, fsbno) + __field(xfs_extlen_t, len) + ), + TP_fast_assign( + __entry->dev = VFS_I(ip)->i_sb->s_dev; + __entry->ino = ip->i_ino; + __entry->fsbno = fsbno; + __entry->len = len; + ), + TP_printk("dev %d:%d ino 0x%llx fsbno 0x%llx len %x", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->ino, + __entry->fsbno, + __entry->len) +); +DEFINE_INODE_ERROR_EVENT(xfs_bmap_remap_alloc_error); + +/* 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_truncate); +DEFINE_PAGE_EVENT(xfs_reflink_unshare_page); +DEFINE_INODE_ERROR_EVENT(xfs_reflink_unshare_error); +DEFINE_INODE_ERROR_EVENT(xfs_reflink_truncate_error); +DEFINE_INODE_ERROR_EVENT(xfs_reflink_dirty_page_error); + +/* copy on write */ +DEFINE_INODE_IREC_EVENT(xfs_reflink_irec_is_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_SIMPLE_IO_EVENT(xfs_iomap_cow_delay); + +DEFINE_SIMPLE_IO_EVENT(xfs_reflink_end_cow_failed); +DEFINE_SIMPLE_IO_EVENT(xfs_reflink_end_cow); +DEFINE_INODE_IREC_EVENT(xfs_reflink_cow_remap); + +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_end_cow_failed_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 _______________________________________________ xfs mailing list xfs@xxxxxxxxxxx http://oss.sgi.com/mailman/listinfo/xfs