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https://github.com/FEX-Emu/linux.git
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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: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong
parent
4453593be6
commit
53aa1c34f4
@ -3027,6 +3027,339 @@ TRACE_EVENT(xfs_bmap_remap_alloc,
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);
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DEFINE_INODE_ERROR_EVENT(xfs_bmap_remap_alloc_error);
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/* reflink tracepoint classes */
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/* two-file io tracepoint class */
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DECLARE_EVENT_CLASS(xfs_double_io_class,
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TP_PROTO(struct xfs_inode *src, xfs_off_t soffset, xfs_off_t len,
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struct xfs_inode *dest, xfs_off_t doffset),
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TP_ARGS(src, soffset, len, dest, doffset),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(xfs_ino_t, src_ino)
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__field(loff_t, src_isize)
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__field(loff_t, src_disize)
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__field(loff_t, src_offset)
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__field(size_t, len)
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__field(xfs_ino_t, dest_ino)
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__field(loff_t, dest_isize)
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__field(loff_t, dest_disize)
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__field(loff_t, dest_offset)
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),
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TP_fast_assign(
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__entry->dev = VFS_I(src)->i_sb->s_dev;
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__entry->src_ino = src->i_ino;
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__entry->src_isize = VFS_I(src)->i_size;
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__entry->src_disize = src->i_d.di_size;
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__entry->src_offset = soffset;
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__entry->len = len;
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__entry->dest_ino = dest->i_ino;
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__entry->dest_isize = VFS_I(dest)->i_size;
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__entry->dest_disize = dest->i_d.di_size;
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__entry->dest_offset = doffset;
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),
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TP_printk("dev %d:%d count %zd "
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"ino 0x%llx isize 0x%llx disize 0x%llx offset 0x%llx -> "
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"ino 0x%llx isize 0x%llx disize 0x%llx offset 0x%llx",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->len,
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__entry->src_ino,
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__entry->src_isize,
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__entry->src_disize,
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__entry->src_offset,
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__entry->dest_ino,
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__entry->dest_isize,
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__entry->dest_disize,
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__entry->dest_offset)
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)
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#define DEFINE_DOUBLE_IO_EVENT(name) \
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DEFINE_EVENT(xfs_double_io_class, name, \
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TP_PROTO(struct xfs_inode *src, xfs_off_t soffset, xfs_off_t len, \
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struct xfs_inode *dest, xfs_off_t doffset), \
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TP_ARGS(src, soffset, len, dest, doffset))
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/* two-file vfs io tracepoint class */
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DECLARE_EVENT_CLASS(xfs_double_vfs_io_class,
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TP_PROTO(struct inode *src, u64 soffset, u64 len,
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struct inode *dest, u64 doffset),
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TP_ARGS(src, soffset, len, dest, doffset),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(unsigned long, src_ino)
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__field(loff_t, src_isize)
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__field(loff_t, src_offset)
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__field(size_t, len)
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__field(unsigned long, dest_ino)
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__field(loff_t, dest_isize)
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__field(loff_t, dest_offset)
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),
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TP_fast_assign(
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__entry->dev = src->i_sb->s_dev;
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__entry->src_ino = src->i_ino;
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__entry->src_isize = i_size_read(src);
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__entry->src_offset = soffset;
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__entry->len = len;
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__entry->dest_ino = dest->i_ino;
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__entry->dest_isize = i_size_read(dest);
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__entry->dest_offset = doffset;
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),
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TP_printk("dev %d:%d count %zd "
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"ino 0x%lx isize 0x%llx offset 0x%llx -> "
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"ino 0x%lx isize 0x%llx offset 0x%llx",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->len,
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__entry->src_ino,
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__entry->src_isize,
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__entry->src_offset,
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__entry->dest_ino,
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__entry->dest_isize,
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__entry->dest_offset)
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)
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#define DEFINE_DOUBLE_VFS_IO_EVENT(name) \
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DEFINE_EVENT(xfs_double_vfs_io_class, name, \
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TP_PROTO(struct inode *src, u64 soffset, u64 len, \
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struct inode *dest, u64 doffset), \
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TP_ARGS(src, soffset, len, dest, doffset))
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/* CoW write tracepoint */
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DECLARE_EVENT_CLASS(xfs_copy_on_write_class,
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TP_PROTO(struct xfs_inode *ip, xfs_fileoff_t lblk, xfs_fsblock_t pblk,
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xfs_extlen_t len, xfs_fsblock_t new_pblk),
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TP_ARGS(ip, lblk, pblk, len, new_pblk),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(xfs_ino_t, ino)
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__field(xfs_fileoff_t, lblk)
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__field(xfs_fsblock_t, pblk)
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__field(xfs_extlen_t, len)
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__field(xfs_fsblock_t, new_pblk)
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),
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TP_fast_assign(
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__entry->dev = VFS_I(ip)->i_sb->s_dev;
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__entry->ino = ip->i_ino;
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__entry->lblk = lblk;
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__entry->pblk = pblk;
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__entry->len = len;
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__entry->new_pblk = new_pblk;
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),
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TP_printk("dev %d:%d ino 0x%llx lblk 0x%llx pblk 0x%llx "
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"len 0x%x new_pblk %llu",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->ino,
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__entry->lblk,
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__entry->pblk,
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__entry->len,
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__entry->new_pblk)
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)
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#define DEFINE_COW_EVENT(name) \
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DEFINE_EVENT(xfs_copy_on_write_class, name, \
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TP_PROTO(struct xfs_inode *ip, xfs_fileoff_t lblk, xfs_fsblock_t pblk, \
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xfs_extlen_t len, xfs_fsblock_t new_pblk), \
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TP_ARGS(ip, lblk, pblk, len, new_pblk))
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/* inode/irec events */
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DECLARE_EVENT_CLASS(xfs_inode_irec_class,
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TP_PROTO(struct xfs_inode *ip, struct xfs_bmbt_irec *irec),
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TP_ARGS(ip, irec),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(xfs_ino_t, ino)
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__field(xfs_fileoff_t, lblk)
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__field(xfs_extlen_t, len)
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__field(xfs_fsblock_t, pblk)
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),
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TP_fast_assign(
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__entry->dev = VFS_I(ip)->i_sb->s_dev;
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__entry->ino = ip->i_ino;
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__entry->lblk = irec->br_startoff;
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__entry->len = irec->br_blockcount;
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__entry->pblk = irec->br_startblock;
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),
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TP_printk("dev %d:%d ino 0x%llx lblk 0x%llx len 0x%x pblk %llu",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->ino,
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__entry->lblk,
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__entry->len,
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__entry->pblk)
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);
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#define DEFINE_INODE_IREC_EVENT(name) \
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DEFINE_EVENT(xfs_inode_irec_class, name, \
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TP_PROTO(struct xfs_inode *ip, struct xfs_bmbt_irec *irec), \
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TP_ARGS(ip, irec))
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/* refcount/reflink tracepoint definitions */
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/* reflink tracepoints */
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DEFINE_INODE_EVENT(xfs_reflink_set_inode_flag);
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DEFINE_INODE_EVENT(xfs_reflink_unset_inode_flag);
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DEFINE_ITRUNC_EVENT(xfs_reflink_update_inode_size);
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DEFINE_IOMAP_EVENT(xfs_reflink_remap_imap);
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TRACE_EVENT(xfs_reflink_remap_blocks_loop,
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TP_PROTO(struct xfs_inode *src, xfs_fileoff_t soffset,
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xfs_filblks_t len, struct xfs_inode *dest,
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xfs_fileoff_t doffset),
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TP_ARGS(src, soffset, len, dest, doffset),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(xfs_ino_t, src_ino)
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__field(xfs_fileoff_t, src_lblk)
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__field(xfs_filblks_t, len)
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__field(xfs_ino_t, dest_ino)
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__field(xfs_fileoff_t, dest_lblk)
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),
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TP_fast_assign(
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__entry->dev = VFS_I(src)->i_sb->s_dev;
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__entry->src_ino = src->i_ino;
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__entry->src_lblk = soffset;
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__entry->len = len;
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__entry->dest_ino = dest->i_ino;
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__entry->dest_lblk = doffset;
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),
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TP_printk("dev %d:%d len 0x%llx "
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"ino 0x%llx offset 0x%llx blocks -> "
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"ino 0x%llx offset 0x%llx blocks",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->len,
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__entry->src_ino,
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__entry->src_lblk,
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__entry->dest_ino,
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__entry->dest_lblk)
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);
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TRACE_EVENT(xfs_reflink_punch_range,
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TP_PROTO(struct xfs_inode *ip, xfs_fileoff_t lblk,
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xfs_extlen_t len),
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TP_ARGS(ip, lblk, len),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(xfs_ino_t, ino)
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__field(xfs_fileoff_t, lblk)
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__field(xfs_extlen_t, len)
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),
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TP_fast_assign(
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__entry->dev = VFS_I(ip)->i_sb->s_dev;
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__entry->ino = ip->i_ino;
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__entry->lblk = lblk;
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__entry->len = len;
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),
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TP_printk("dev %d:%d ino 0x%llx lblk 0x%llx len 0x%x",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->ino,
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__entry->lblk,
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__entry->len)
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);
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TRACE_EVENT(xfs_reflink_remap,
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TP_PROTO(struct xfs_inode *ip, xfs_fileoff_t lblk,
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xfs_extlen_t len, xfs_fsblock_t new_pblk),
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TP_ARGS(ip, lblk, len, new_pblk),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(xfs_ino_t, ino)
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__field(xfs_fileoff_t, lblk)
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__field(xfs_extlen_t, len)
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__field(xfs_fsblock_t, new_pblk)
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),
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TP_fast_assign(
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__entry->dev = VFS_I(ip)->i_sb->s_dev;
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__entry->ino = ip->i_ino;
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__entry->lblk = lblk;
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__entry->len = len;
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__entry->new_pblk = new_pblk;
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),
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TP_printk("dev %d:%d ino 0x%llx lblk 0x%llx len 0x%x new_pblk %llu",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->ino,
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__entry->lblk,
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__entry->len,
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__entry->new_pblk)
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);
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DEFINE_DOUBLE_IO_EVENT(xfs_reflink_remap_range);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_remap_range_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_set_inode_flag_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_update_inode_size_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_reflink_main_loop_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_read_iomap_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_remap_blocks_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_remap_extent_error);
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/* dedupe tracepoints */
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DEFINE_DOUBLE_IO_EVENT(xfs_reflink_compare_extents);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_compare_extents_error);
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/* ioctl tracepoints */
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DEFINE_DOUBLE_VFS_IO_EVENT(xfs_ioctl_reflink);
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DEFINE_DOUBLE_VFS_IO_EVENT(xfs_ioctl_clone_range);
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DEFINE_DOUBLE_VFS_IO_EVENT(xfs_ioctl_file_extent_same);
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TRACE_EVENT(xfs_ioctl_clone,
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TP_PROTO(struct inode *src, struct inode *dest),
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TP_ARGS(src, dest),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(unsigned long, src_ino)
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__field(loff_t, src_isize)
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__field(unsigned long, dest_ino)
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__field(loff_t, dest_isize)
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),
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TP_fast_assign(
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__entry->dev = src->i_sb->s_dev;
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__entry->src_ino = src->i_ino;
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__entry->src_isize = i_size_read(src);
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__entry->dest_ino = dest->i_ino;
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__entry->dest_isize = i_size_read(dest);
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),
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TP_printk("dev %d:%d "
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"ino 0x%lx isize 0x%llx -> "
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"ino 0x%lx isize 0x%llx\n",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->src_ino,
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__entry->src_isize,
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__entry->dest_ino,
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__entry->dest_isize)
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);
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/* unshare tracepoints */
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DEFINE_SIMPLE_IO_EVENT(xfs_reflink_unshare);
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DEFINE_SIMPLE_IO_EVENT(xfs_reflink_cow_eof_block);
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DEFINE_PAGE_EVENT(xfs_reflink_unshare_page);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_unshare_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_cow_eof_block_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_dirty_page_error);
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/* copy on write */
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DEFINE_INODE_IREC_EVENT(xfs_reflink_trim_around_shared);
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DEFINE_RW_EVENT(xfs_reflink_reserve_cow_range);
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DEFINE_INODE_IREC_EVENT(xfs_reflink_reserve_cow_extent);
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DEFINE_RW_EVENT(xfs_reflink_allocate_cow_range);
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DEFINE_INODE_IREC_EVENT(xfs_reflink_allocate_cow_extent);
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DEFINE_INODE_IREC_EVENT(xfs_reflink_bounce_dio_write);
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DEFINE_IOMAP_EVENT(xfs_reflink_find_cow_mapping);
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DEFINE_INODE_IREC_EVENT(xfs_reflink_trim_irec);
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DEFINE_SIMPLE_IO_EVENT(xfs_iomap_cow_delay);
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DEFINE_SIMPLE_IO_EVENT(xfs_reflink_cancel_cow_range);
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DEFINE_SIMPLE_IO_EVENT(xfs_reflink_end_cow);
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DEFINE_INODE_IREC_EVENT(xfs_reflink_cow_remap);
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DEFINE_INODE_IREC_EVENT(xfs_reflink_cow_remap_piece);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_reserve_cow_range_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_reserve_cow_extent_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_allocate_cow_range_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_cancel_cow_range_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_end_cow_error);
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DEFINE_COW_EVENT(xfs_reflink_fork_buf);
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DEFINE_COW_EVENT(xfs_reflink_finish_fork_buf);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_fork_buf_error);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_finish_fork_buf_error);
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DEFINE_INODE_EVENT(xfs_reflink_cancel_pending_cow);
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DEFINE_INODE_IREC_EVENT(xfs_reflink_cancel_cow);
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DEFINE_INODE_ERROR_EVENT(xfs_reflink_cancel_pending_cow_error);
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#endif /* _TRACE_XFS_H */
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#undef TRACE_INCLUDE_PATH
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