diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-01-23 19:06:29 +0100 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2021-02-01 18:47:19 +0100 |
| commit | 3e40b13c3b57108a118de639d4af04805ac6873f (patch) | |
| tree | 8c5e2d402e390a646161ccf3027b7913dfaac2f3 /fs/xfs/xfs_trace.h | |
| parent | xfs: remove the buffered I/O fallback assert (diff) | |
| download | linux-3e40b13c3b57108a118de639d4af04805ac6873f.tar.xz linux-3e40b13c3b57108a118de639d4af04805ac6873f.zip | |
xfs: simplify the read/write tracepoints
Pass the iocb and iov_iter to the tracepoints and leave decoding of
actual arguments to the code only run when tracing is enabled.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Diffstat (limited to 'fs/xfs/xfs_trace.h')
| -rw-r--r-- | fs/xfs/xfs_trace.h | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h index 5a263ae3d4f0..a6d04d860a56 100644 --- a/fs/xfs/xfs_trace.h +++ b/fs/xfs/xfs_trace.h @@ -1287,8 +1287,8 @@ TRACE_EVENT(xfs_log_assign_tail_lsn, ) DECLARE_EVENT_CLASS(xfs_file_class, - TP_PROTO(struct xfs_inode *ip, size_t count, loff_t offset), - TP_ARGS(ip, count, offset), + TP_PROTO(struct kiocb *iocb, struct iov_iter *iter), + TP_ARGS(iocb, iter), TP_STRUCT__entry( __field(dev_t, dev) __field(xfs_ino_t, ino) @@ -1297,11 +1297,11 @@ DECLARE_EVENT_CLASS(xfs_file_class, __field(size_t, count) ), TP_fast_assign( - __entry->dev = VFS_I(ip)->i_sb->s_dev; - __entry->ino = ip->i_ino; - __entry->size = ip->i_d.di_size; - __entry->offset = offset; - __entry->count = count; + __entry->dev = file_inode(iocb->ki_filp)->i_sb->s_dev; + __entry->ino = XFS_I(file_inode(iocb->ki_filp))->i_ino; + __entry->size = XFS_I(file_inode(iocb->ki_filp))->i_d.di_size; + __entry->offset = iocb->ki_pos; + __entry->count = iov_iter_count(iter); ), TP_printk("dev %d:%d ino 0x%llx size 0x%llx offset 0x%llx count 0x%zx", MAJOR(__entry->dev), MINOR(__entry->dev), @@ -1313,8 +1313,8 @@ DECLARE_EVENT_CLASS(xfs_file_class, #define DEFINE_RW_EVENT(name) \ DEFINE_EVENT(xfs_file_class, name, \ - TP_PROTO(struct xfs_inode *ip, size_t count, loff_t offset), \ - TP_ARGS(ip, count, offset)) + TP_PROTO(struct kiocb *iocb, struct iov_iter *iter), \ + TP_ARGS(iocb, iter)) DEFINE_RW_EVENT(xfs_file_buffered_read); DEFINE_RW_EVENT(xfs_file_direct_read); DEFINE_RW_EVENT(xfs_file_dax_read); |