From: Stephane Eranian <eranian@hpl.hp.com>
To: linux-ia64@vger.kernel.org
Subject: Re: PMU and timer interrupts
Date: Mon, 13 Feb 2006 20:01:51 +0000 [thread overview]
Message-ID: <20060213200151.GE11285@frankl.hpl.hp.com> (raw)
In-Reply-To: <20060209171648.GA26865@frankl.hpl.hp.com>
Ken,
On Fri, Feb 10, 2006 at 03:04:57PM -0800, Chen, Kenneth W wrote:
> In fact, most of the interrupts having SA_INTERRUPT flag set. So the
> blind spots you worried about for PMU is a lot wider. For example, on
> my system, serial, e1000, mpt fusion, qla2300 interrupts all have that
> flag set. Looks like kernel executes these handlers with irq disabled
> all the way through.
>
Looking at my 2.6.16-rc1, it appears that neither e1000 nor mpt fusion
are using SA_INTERRUPT anymore. The qla2xxx still does, though.
--
-Stephane
next prev parent reply other threads:[~2006-02-13 20:01 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-09 17:16 PMU and timer interrupts Stephane Eranian
2006-02-09 18:16 ` Jack Steiner
2006-02-09 18:20 ` Luck, Tony
2006-02-09 18:39 ` Stephane Eranian
2006-02-09 19:10 ` Jack Steiner
2006-02-09 19:11 ` Stephane Eranian
2006-02-10 13:35 ` Stephane Eranian
2006-02-10 13:54 ` Jes Sorensen
2006-02-10 20:33 ` Chen, Kenneth W
2006-02-10 21:22 ` Stephane Eranian
2006-02-10 23:04 ` Chen, Kenneth W
2006-02-10 23:21 ` Stephane Eranian
2006-02-10 23:26 ` Jes Sorensen
2006-02-13 10:38 ` Stephane Eranian
2006-02-13 10:53 ` Jes Sorensen
2006-02-13 20:01 ` Stephane Eranian [this message]
2006-02-13 20:12 ` Stephane Eranian
2006-02-13 20:13 ` Chen, Kenneth W
2006-02-13 20:32 ` Chen, Kenneth W
2006-02-13 21:26 ` Keith Owens
2006-02-13 22:49 ` Chen, Kenneth W
2006-02-13 23:46 ` Stephane Eranian
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