On Mon, Feb 19, 2024 at 10:11:38AM +0800, Kassey Li wrote:
> processed: The number of bytes processed by the body in the
> most recent iteration, or a negative errno. 0 causes the iteration to
> stop.
>
> The processed is useful to check when the loop breaks.
>
> Signed-off-by: Kassey Li <quic_yingangl@xxxxxxxxxxx>
Heh, sorry I didn't even see this one before it got merged, but:
Reviewed-by: Darrick J. Wong <djwong@xxxxxxxxxx>
--D
> ---
> fs/iomap/trace.h | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/fs/iomap/trace.h b/fs/iomap/trace.h
> index c16fd55f5595..ff87ac58b6b7 100644
> --- a/fs/iomap/trace.h
> +++ b/fs/iomap/trace.h
> @@ -165,6 +165,7 @@ TRACE_EVENT(iomap_iter,
> __field(u64, ino)
> __field(loff_t, pos)
> __field(u64, length)
> + __field(s64, processed)
> __field(unsigned int, flags)
> __field(const void *, ops)
> __field(unsigned long, caller)
> @@ -174,15 +175,17 @@ TRACE_EVENT(iomap_iter,
> __entry->ino = iter->inode->i_ino;
> __entry->pos = iter->pos;
> __entry->length = iomap_length(iter);
> + __entry->processed = iter->processed;
> __entry->flags = iter->flags;
> __entry->ops = ops;
> __entry->caller = caller;
> ),
> - TP_printk("dev %d:%d ino 0x%llx pos 0x%llx length 0x%llx flags %s (0x%x) ops %ps caller %pS",
> + TP_printk("dev %d:%d ino 0x%llx pos 0x%llx length 0x%llx processed %lld flags %s (0x%x) ops %ps caller %pS",
> MAJOR(__entry->dev), MINOR(__entry->dev),
> __entry->ino,
> __entry->pos,
> __entry->length,
> + __entry->processed,
> __print_flags(__entry->flags, "|", IOMAP_FLAGS_STRINGS),
> __entry->flags,
> __entry->ops,
> --
> 2.25.1
>
>
