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From: Stefan Hajnoczi <stefanha@gmail.com>
To: Stefan Hajnoczi <stefanha@redhat.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 0/3] trace: drop orphan events from ./trace-events
Date: Wed, 24 Sep 2014 14:38:15 +0100	[thread overview]
Message-ID: <20140924133815.GB14194@stefanha-thinkpad.redhat.com> (raw)
In-Reply-To: <1411394595-15300-1-git-send-email-stefanha@redhat.com>

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On Mon, Sep 22, 2014 at 03:03:12PM +0100, Stefan Hajnoczi wrote:
> Over time a few unused trace events have been left behind in ./trace-events.
> Either the code that called them was deleted or the event was never called in
> the first place.
> 
> This is a clear violation of the solider's motto "no man left behind".  It's
> time to bring these trace events home.
> 
> On a more serious note, unused trace events cause confusion to users who want
> to enable existing instrumentation.  On the SystemTap backend we get errors
> when attempting to enable them because the static probes that these events are
> based on do not exist.
> 
> Stefan Hajnoczi (3):
>   trace-events: drop orphan virtio_blk_data_plane_complete_request
>   trace-events: drop orphan usb_mtp_data_out
>   trace-events: drop orphan iscsi trace events
> 
>  block/iscsi.c | 1 -
>  trace-events  | 8 --------
>  2 files changed, 9 deletions(-)
> 
> -- 
> 1.9.3
> 
> 

Applied to my tracing tree:
https://github.com/stefanha/qemu/commits/tracing

Stefan

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      parent reply	other threads:[~2014-09-24 13:38 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-22 14:03 [Qemu-devel] [PATCH 0/3] trace: drop orphan events from ./trace-events Stefan Hajnoczi
2014-09-22 14:03 ` [Qemu-devel] [PATCH 1/3] trace-events: drop orphan virtio_blk_data_plane_complete_request Stefan Hajnoczi
2014-09-22 14:03 ` [Qemu-devel] [PATCH 2/3] trace-events: drop orphan usb_mtp_data_out Stefan Hajnoczi
2014-09-22 14:03 ` [Qemu-devel] [PATCH 3/3] trace-events: drop orphan iscsi trace events Stefan Hajnoczi
2014-09-22 15:45 ` [Qemu-devel] [PATCH 0/3] trace: drop orphan events from ./trace-events Markus Armbruster
2014-09-23 10:11   ` Stefan Hajnoczi
2014-09-23 12:53     ` Markus Armbruster
2014-09-24 13:38 ` Stefan Hajnoczi [this message]

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