From: "H. Peter Anvin" <hpa@zytor.com>
To: linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
David Woodhouse <dwmw2@infradead.org>,
Dave Jones <davej@redhat.com>, Sam Ravnborg <sam@ravnborg.org>,
Greg KH <greg@kroah.com>, Randy Dunlap <randy.dunlap@oracle.com>,
Kay Sievers <kay.sievers@vrfy.org>,
Alan Cox <alan@lxorguk.ukuu.org.uk>, Ingo Molnar <mingo@elte.hu>,
Michael Kerrisk <mtk.manpages@gmail.com>,
Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH 09/11] pps: low level IRQ timestamps recording.
Date: Fri, 04 Dec 2009 22:46:19 -0800 [thread overview]
Message-ID: <4B1A01BB.7010405@zytor.com> (raw)
In-Reply-To: <20091203120130.GD12943@gundam.enneenne.com>
On 12/03/2009 04:01 AM, Rodolfo Giometti wrote:
>
> I see, that's why I propose my patches to you: in order to have some
> feedbacks for better solutions. :)
>
> Can I add a IRQF_TIMESTAMP in order to ask to the system to record irq
> timestamps for particular irq lines? The problem is that I cannot set
> that flag at irq_register() time but I have to do it later... it can
> be a problem?
>
Shouldn't be an issue, I don't think. Deregistration might be an
(minor) issue in the case of shared IRQs -- just requires some care.
-hpa
next prev parent reply other threads:[~2009-12-05 6:51 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-02 17:18 LinuxPPS new functionalities Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 01/11] pps: userland header file for PPS API Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 02/11] pps: documentation programs and examples Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 03/11] pps: LinuxPPS clients support Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 04/11] ldisc: new dcd_change() method for line disciplines Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 05/11] ldisc n_tty: export all N_TTY ldisc methods Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 06/11] pps: serial clients support Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 07/11] serial 8250: enable PPS support Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 08/11] pps: parallel port clients support Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 09/11] pps: low level IRQ timestamps recording Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 10/11] serial amba-pl010: enable PPS support Rodolfo Giometti
2009-12-02 17:18 ` [PATCH 11/11] arm: add low level IRQ timestamps recording for arm platforms Rodolfo Giometti
2009-12-03 0:10 ` [PATCH 09/11] pps: low level IRQ timestamps recording H. Peter Anvin
2009-12-03 12:01 ` Rodolfo Giometti
2009-12-05 6:46 ` H. Peter Anvin [this message]
2009-12-02 18:59 ` [PATCH 06/11] pps: serial clients support Alan Cox
2009-12-03 10:53 ` Rodolfo Giometti
2009-12-03 11:46 ` Alan Cox
2009-12-03 12:05 ` Rodolfo Giometti
2009-12-03 12:24 ` Alan Cox
2009-12-02 18:18 ` [PATCH 05/11] ldisc n_tty: export all N_TTY ldisc methods Greg KH
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