From: Joe Thornber <joe@fib011235813.fsnet.co.uk>
To: lvm-devel@sistina.com
Cc: linux-kernel@vger.kernel.org
Subject: Re: [lvm-devel] [PATCH] add kobject to struct mapped_device
Date: Mon, 30 Dec 2002 10:57:15 +0000 [thread overview]
Message-ID: <20021230105715.GC2703@reti> (raw)
In-Reply-To: <20021220174952.GB12128@kroah.com>
On Fri, Dec 20, 2002 at 09:49:52AM -0800, Greg KH wrote:
> I saw that logic. I don't think sysfs can handle poll right now, but we
> could modify the last access/modify/change time when the status changes
> so stat(2) can be used on the file. This is how usbfs currently
> notifies userspace of changes to their files. Would this be acceptable?
Blech. The nice thing about a blocking operation like poll is that
the process doesn't keep getting rescheduled to check if there is
anything to do.
- Joe
prev parent reply other threads:[~2002-12-30 10:48 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-18 18:43 [PATCH] add kobject to struct mapped_device Greg KH
2002-12-18 18:53 ` [lvm-devel] " Greg KH
2002-12-19 10:55 ` Joe Thornber
2002-12-20 8:31 ` Greg KH
2002-12-20 9:44 ` Joe Thornber
2002-12-20 17:49 ` Greg KH
2002-12-30 10:57 ` Joe Thornber [this message]
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