From: marc.zyngier@arm•com (Marc Zyngier)
To: linux-arm-kernel@lists•infradead.org
Subject: [RFC PATCH 01/14] ARM: GIC: Add global gic_handle_irq() function
Date: Mon, 26 Sep 2011 11:40:49 +0100 [thread overview]
Message-ID: <4E8056B1.4020905@arm.com> (raw)
In-Reply-To: <20110923201802.GS17169@n2100.arm.linux.org.uk>
On 23/09/11 21:18, Russell King - ARM Linux wrote:
> On Fri, Sep 23, 2011 at 05:51:19PM +0100, Marc Zyngier wrote:
>> + if (irqnr < 16) {
>> + writel_relaxed(irqstat, gic_cpu_base_addr + GIC_CPU_EOI);
>> +#ifdef CONFIG_SMP
>> + do_IPI(irqnr, regs);
>> +#endif
>
> This doesn't work. do_IPI is marked as an entry function, and so expects
> to be called with the precondition that the pt_regs are stored immediately
> above its stack frame, without another function's stack frame in the way.
>
Good point. I'll add a handle_IPI() function, modeled after handle_IRQ().
Thanks for pointing this out.
M.
--
Jazz is not dead. It just smells funny...
next prev parent reply other threads:[~2011-09-26 10:40 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-23 16:51 [RFC PATCH 00/14] Switch GIC users (and omap2plus) to CONFIG_MULTI_IRQ_HANDLER Marc Zyngier
2011-09-23 16:51 ` [RFC PATCH 01/14] ARM: GIC: Add global gic_handle_irq() function Marc Zyngier
2011-09-23 20:18 ` Russell King - ARM Linux
2011-09-26 10:40 ` Marc Zyngier [this message]
2011-09-23 16:51 ` [RFC PATCH 02/14] ARM: RealView: convert to CONFIG_MULTI_IRQ_HANDLER Marc Zyngier
2011-09-23 16:51 ` [RFC PATCH 03/14] ARM: VExpress: " Marc Zyngier
2011-09-23 16:51 ` [RFC PATCH 04/14] ARM: msm: convert SMP platforms " Marc Zyngier
2011-09-23 16:51 ` [RFC PATCH 05/14] ARM: GIC: Add global gic_handle_irq_offset() function Marc Zyngier
2011-09-23 16:51 ` [RFC PATCH 06/14] ARM: exynos4: convert to CONFIG_MULTI_IRQ_HANDLER Marc Zyngier
2011-09-23 16:51 ` [RFC PATCH 07/14] ARM: tegra2: " Marc Zyngier
2011-09-23 17:28 ` Stephen Warren
2011-09-23 16:51 ` [RFC PATCH 08/14] ARM: ux500: " Marc Zyngier
2011-09-23 16:51 ` [RFC PATCH 09/14] ARM: shmobile: convert smp platforms to gic_handle_irq() Marc Zyngier
2011-09-23 16:51 ` [RFC PATCH 10/14] ARM: cns3xxx: convert to CONFIG_MULTI_IRQ_HANDLER Marc Zyngier
2011-09-26 13:15 ` Anton Vorontsov
2011-09-23 16:51 ` [RFC PATCH 11/14] ARM: zynq: " Marc Zyngier
2011-09-23 20:53 ` John Linn
2011-09-23 16:51 ` [RFC PATCH 12/14] ARM: omap2/3: Add global omap2/3_intc_handle_irq() functions Marc Zyngier
2011-09-23 16:51 ` [RFC PATCH 13/14] ARM: omap2plus: convert to CONFIG_MULTI_IRQ_HANDLER Marc Zyngier
2011-09-23 16:51 ` [RFC PATCH 14/14] ARM: GIC: Make MULTI_IRQ_HANDLER mandatory Marc Zyngier
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