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From: Evgeniy Polyakov <zbr@ioremap.net>
To: John McCutchan <john@johnmccutchan.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
	mtk.manpages@gmail.com, Christoph Hellwig <hch@lst.de>,
	Robert Love <rlove@rlove.org>,
	linux-api@vger.kernel.org, linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [take 3] Use pid in inotify events.
Date: Mon, 24 Nov 2008 10:30:19 +0300	[thread overview]
Message-ID: <20081124073018.GC10119@ioremap.net> (raw)
In-Reply-To: <cfec22b10811232108u3ade8b66w58999054c03549fc@mail.gmail.com>

Hi John.

On Sun, Nov 23, 2008 at 09:08:05PM -0800, John McCutchan (john@johnmccutchan.com) wrote:
> At this point I don't really want to see changes made to inotify. But,
> for arguments sake, why not something like inotify_init1 that takes a
> flag EXTENDED_EVENT which causes a larger event structure to be used.
> Something like,
> 
> struct inotify_event_extended
> {
>   s32 wd;
>   u32 mask;
>   u32 cookie;
>   u32 data[4];
>   char path[0];
> }
> 
> The data array could be used to store arbitrary extra information,
> specified by flags.

What will happen when above array is not enough to store needed info?
Although I do not see any reason to send start/offset for the IO itself,
but if it will be decided to do so, above array already is not large
enough. I think I will cook up preliminary patch to add nested
attributes into event structure like I described previously in the
thread to get people involved with working example.

-- 
	Evgeniy Polyakov

      reply	other threads:[~2008-11-24  7:30 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <acdcfe7e0811081035l56eedf05x8b3b7ee2fc01eee6@mail.gmail.com>
2008-11-08 18:40 ` [1/1] Use pid in inotify events Evgeniy Polyakov
2008-11-08 22:03   ` Evgeniy Polyakov
2008-11-10 15:13 ` [take 2] " Evgeniy Polyakov
2008-11-16 23:24 ` [take 3] " Evgeniy Polyakov
2008-11-17 16:59   ` Michael Kerrisk
2008-11-17 17:15     ` Evgeniy Polyakov
2008-11-17 17:23       ` Michael Kerrisk
2008-11-17 17:52         ` Evgeniy Polyakov
2008-11-20 13:09           ` Pavel Machek
2008-11-21 14:03             ` Evgeniy Polyakov
2008-11-21 14:20               ` Michael Kerrisk
2008-11-21 14:37                 ` Evgeniy Polyakov
2008-11-21 14:30               ` Robert Love
2008-11-21 14:53                 ` Evgeniy Polyakov
2008-11-21 14:57                 ` Pavel Machek
2008-11-21 15:08                   ` Evgeniy Polyakov
2008-11-18 13:19     ` Christoph Hellwig
2008-11-19 14:05       ` Evgeniy Polyakov
     [not found]         ` <cfd18e0f0811190634g276b4a2dm5b3d5de25a5c9222@mail.gmail.com>
2008-11-19 14:43           ` Michael Kerrisk
2008-11-20 19:17             ` Ville Syrjälä
2008-11-19 14:53           ` Evgeniy Polyakov
2008-11-20 22:34             ` John McCutchan
2008-11-20 23:06               ` Evgeniy Polyakov
2008-11-21 18:39                 ` Arnd Bergmann
2008-11-22  7:12                   ` David Newall
2008-11-22  9:41                     ` Evgeniy Polyakov
2008-11-22 11:41                       ` David Newall
2008-11-22  9:37                   ` Evgeniy Polyakov
2008-11-24  5:08                     ` John McCutchan
2008-11-24  7:30                       ` Evgeniy Polyakov [this message]

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