From: Thomas Gleixner <tglx@linutronix.de>
To: Pavel Machek <pavel@ucw.cz>
Cc: Greg KH <greg@kroah.com>, linux-kernel@vger.kernel.org
Subject: Re: [RFC] Simple userspace interface for PCI drivers
Date: Sun, 03 Sep 2006 10:34:19 +0200 [thread overview]
Message-ID: <1157272459.29250.393.camel@localhost.localdomain> (raw)
In-Reply-To: <20060901211754.GA4884@ucw.cz>
On Fri, 2006-09-01 at 21:17 +0000, Pavel Machek wrote:
> Hi!
>
> > And the name is a bit ackward, anyone have a better suggestion?
>
> drivers/uio (for userspace io driver)?
not too bad.
> And yes, I think this one _should_ taint the kernel. When userspace
> starts playing with interrupts, chances of kernel crash are high.
Userspace does not play with interrupts directly. You still have a small
stub driver, which does the primary interrupt handling, else you would
have a hard time to deal with shared irqs.
> Does it work properly with pci shared interrupts?
See the SERCOS example I posted.
tglx
--
VGER BF report: U 0.500128
next prev parent reply other threads:[~2006-09-03 8:30 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-30 6:23 Greg KH
2006-08-30 10:09 ` Thomas Gleixner
2006-08-30 14:34 ` Matt Porter
2006-08-30 16:25 ` Thomas Gleixner
2006-08-30 17:55 ` Greg KH
2006-08-30 20:32 ` Foli Ayivoh
2006-08-30 21:01 ` Matthias Schniedermeyer
2006-08-30 21:25 ` linux-os (Dick Johnson)
2006-08-30 22:08 ` Greg KH
2006-09-01 1:36 ` Brice Goglin
2006-09-01 3:22 ` Greg KH
2006-09-01 3:37 ` Brice Goglin
2006-09-01 4:27 ` Greg KH
2006-08-31 13:49 ` Andi Kleen
2006-09-01 18:16 ` Greg KH
2006-08-30 17:07 ` Manu Abraham
2006-08-30 17:52 ` Greg KH
2006-08-30 22:50 ` Manu Abraham
2006-08-31 0:17 ` Greg KH
2006-08-31 13:24 ` Manu Abraham
2006-08-31 22:42 ` Greg KH
2006-08-31 7:40 ` Andrew Morton
2006-08-31 8:05 ` Thomas Gleixner
2006-08-31 8:30 ` Xavier Bestel
2006-08-31 20:39 ` Lee Revell
2006-08-31 20:53 ` Chris Friesen
2006-08-31 21:39 ` Greg KH
2006-08-31 20:58 ` Xavier Bestel
2006-08-31 21:12 ` Lee Revell
2006-08-31 21:18 ` Xavier Bestel
2006-08-31 21:33 ` Manu Abraham
2006-08-31 21:40 ` Greg KH
2006-09-01 21:17 ` Pavel Machek
2006-09-03 8:34 ` Thomas Gleixner [this message]
2006-09-12 19:47 ` Sam Ravnborg
2006-09-14 5:57 ` Greg KH
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