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From: Jamie Lokier <lk@tantalophile.demon.co.uk>
To: Martin Rode <martin.rode@programmfabrik.de>
Cc: Nikita Danilov <Nikita@Namesys.COM>, linux-kernel@vger.kernel.org
Subject: Re: Callbacks to userspace from VFS ?
Date: Wed, 17 Apr 2002 18:09:26 +0100	[thread overview]
Message-ID: <20020417180926.C2046@kushida.apsleyroad.org> (raw)
In-Reply-To: <1019053273.8655.109.camel@marge> <15549.34936.502136.339319@laputa.namesys.com> <1019054427.8745.114.camel@marge>

Martin Rode wrote:
> I did not look deeper into F_NOTIFY, but if I only get a SIGNAL I don't
> know _what_ has happened (or better on what file something has
> happened). But to process the new / updated files I need the filename.
> If I only learn which directory was updated I still have to find out
> _which_ file is new or was changed.

If you use a real-time signal (number >= SIGRTMIN), then you can find
out which directory was affected.  Look for "siginfo" and SA_SIGINFO.

But you are right that it doesn't tell you which filename is new or was
changed.

-- Jamie

  reply	other threads:[~2002-04-17 17:12 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-04-17 14:21 Martin Rode
     [not found] ` <15549.34936.502136.339319@laputa.namesys.com>
2002-04-17 14:40   ` Martin Rode
2002-04-17 17:09     ` Jamie Lokier [this message]
2002-04-17 14:45 ` Alex Riesen
2002-04-18  1:22 ` Keith Owens
2002-04-18 14:10   ` Michael Clark

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