From: David Howells <dhowells@redhat.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Ingo Molnar <mingo@elte.hu>, David Howells <dhowells@redhat.com>,
torvalds@osdl.org, akpm@osdl.org, linux-kernel@vger.kernel.org,
uclinux-dev@uclinux.org
Subject: Re: [PATCH 2/3] FRV: Permit __do_IRQ() to be dispensed with
Date: Thu, 21 Sep 2006 14:12:14 +0100 [thread overview]
Message-ID: <339.1158844334@warthog.cambridge.redhat.com> (raw)
In-Reply-To: <1157786802.31071.171.camel@localhost.localdomain>
Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:
> It can't optimize __do_IRQ() out in any case if one uses
> generic_handle_irq() because of the test in there which can't be
> predicted at compile time.
Do you realise that powerpc still uses __do_IRQ if CONFIG_IRQSTACKS=y? You
should probably fix that.
David
next prev parent reply other threads:[~2006-09-21 13:12 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-08 15:32 [PATCH 1/3] FRV: Improve FRV's use of generic IRQ handling David Howells
2006-09-08 15:32 ` [PATCH 2/3] FRV: Permit __do_IRQ() to be dispensed with David Howells
2006-09-09 5:12 ` Ingo Molnar
2006-09-09 7:26 ` Benjamin Herrenschmidt
2006-09-21 13:12 ` David Howells [this message]
2006-09-21 21:59 ` Benjamin Herrenschmidt
2006-09-10 14:34 ` Daniel Walker
2006-09-11 5:33 ` Ingo Molnar
2006-09-11 9:47 ` David Howells
2006-09-11 15:33 ` Daniel Walker
2006-09-08 15:32 ` [PATCH 3/3] FRV: Mark __do_IRQ() deprecated David Howells
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