LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: linux-kernel@vger.kernel.org
Cc: Pieter Palmers <pieterp@joow.be>, Dan Dennedy <dan@dennedy.org>,
	linux1394-devel@lists.sourceforge.net
Subject: compat_ioctl (was [PATCH update] ieee1394: cycle timer read extension for raw1394/libraw1394)
Date: Sat, 10 Feb 2007 15:20:00 +0100	[thread overview]
Message-ID: <45CDD490.2020004@s5r6.in-berlin.de> (raw)
In-Reply-To: <tkrat.e06f68103e99e517@s5r6.in-berlin.de>

I wrote on 2007-02-03:
> +#define RAW1394_IOC_GET_CYCLE_TIMER		\
> +	_IOR ('#', 0x30, struct raw1394_cycle_timer)
...
> +/* argument to RAW1394_IOC_GET_CYCLE_TIMER ioctl */
> +struct raw1394_cycle_timer {
> +	/* contents of Isochronous Cycle Timer register,
> +	   as in OHCI 1.1 clause 5.13 (also with non-OHCI hosts) */
> +	__u32 cycle_timer;
> +
> +	/* local time in microseconds since Epoch,
> +	   simultaneously read with cycle timer */
> +	__u64 local_time;
> +};
>  #endif /* IEEE1394_RAW1394_H */

Hmm, is this struct padded on 64bit platforms?
If so, would
	struct raw1394_cycle_timer {
		__u64 local_time;
		__u32 cycle_timer;
	};
be padded too?
-- 
Stefan Richter
-=====-=-=== --=- -=-=-
http://arcgraph.de/sr/

  parent reply	other threads:[~2007-02-10 14:21 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <45BA5CFD.6070900@joow.be>
2007-01-27 10:21 ` [RFC] cycle timer read extension for raw1394/libraw1394 Stefan Richter
2007-01-27 10:45   ` Pieter Palmers
2007-01-27 12:48     ` Stefan Richter
2007-02-03 12:58       ` [PATCH update] ieee1394: " Stefan Richter
2007-02-03 13:42         ` which header for local_irq_save? (was Re: [PATCH update] ieee1394: cycle timer read extension for raw1394/libraw1394) Stefan Richter
2007-02-03 14:22         ` [PATCH update] ieee1394: cycle timer read extension for raw1394/libraw1394 Pieter Palmers
2007-02-03 15:32           ` Stefan Richter
2007-02-04 12:55             ` Pieter Palmers
2007-02-03 16:42         ` Stefan Richter
2007-02-03 19:03         ` Stefan Richter
2007-02-03 20:18           ` Pieter Palmers
2007-02-10 14:20         ` Stefan Richter [this message]
2007-02-10 15:47           ` compat_ioctl (was [PATCH update] ieee1394: cycle timer read extension for raw1394/libraw1394) Arnd Bergmann

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=45CDD490.2020004@s5r6.in-berlin.de \
    --to=stefanr@s5r6.in-berlin.de \
    --cc=dan@dennedy.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux1394-devel@lists.sourceforge.net \
    --cc=pieterp@joow.be \
    --subject='Re: compat_ioctl (was [PATCH update] ieee1394: cycle timer read extension for raw1394/libraw1394)' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).