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Re: [patch 0/2] Run interrupt handlers always with interrupts disabled

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From: Russell King
Subject: Re: [patch 0/2] Run interrupt handlers always with interrupts disabled
Date: Friday, March 26, 2010 - 1:14 am

On Fri, Mar 26, 2010 at 12:06:44AM -0000, Thomas Gleixner wrote:

As was covered in previous discussions, what about drivers such as
SMC91x which take a long time to retrieve packets from the hardware?
Always running handlers with IRQs disabled will kill things such as
serial on these platforms.

So based on your description, I have no option but to NAK this.

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:
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Messages in current thread:
[patch 0/2] Run interrupt handlers always with interrupts ..., Thomas Gleixner, (Thu Mar 25, 5:06 pm)
[patch 1/2] genirq: Run irq handlers with interrupts disabled, Thomas Gleixner, (Thu Mar 25, 5:06 pm)
[patch 2/2] genirq: Remove IRQF_DISABLED from core code, Thomas Gleixner, (Thu Mar 25, 5:06 pm)
Re: [patch 0/2] Run interrupt handlers always with interru ..., David Miller, (Thu Mar 25, 8:34 pm)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Andi Kleen, (Thu Mar 25, 11:13 pm)
Re: [patch 2/2] genirq: Remove IRQF_DISABLED from core code, Andi Kleen, (Thu Mar 25, 11:20 pm)
Re: [patch 0/2] Run interrupt handlers always with interru ..., Russell King, (Fri Mar 26, 1:14 am)
Re: [patch 0/2] Run interrupt handlers always with interru ..., Ingo Molnar, (Fri Mar 26, 2:20 am)
Re: [patch 0/2] Run interrupt handlers always with interru ..., Peter Zijlstra, (Fri Mar 26, 2:28 am)
Re: [patch 0/2] Run interrupt handlers always with interru ..., Alan Cox, (Fri Mar 26, 2:59 am)
Re: [patch 0/2] Run interrupt handlers always with interru ..., Peter Zijlstra, (Fri Mar 26, 3:08 am)
Re: [patch 0/2] Run interrupt handlers always with interru ..., Andi Kleen, (Fri Mar 26, 3:12 am)
Re: [patch 0/2] Run interrupt handlers always with interru ..., Ingo Molnar, (Fri Mar 26, 3:53 am)
Re: [patch 2/2] genirq: Remove IRQF_DISABLED from core code, Thomas Gleixner, (Fri Mar 26, 4:19 am)
Re: [patch 0/2] Run interrupt handlers always with interru ..., Nicolas Pitre, (Fri Mar 26, 5:00 am)
Re: [patch 0/2] Run interrupt handlers always with interru ..., Jamie Lokier, (Fri Mar 26, 5:02 am)
Re: [patch 0/2] Run interrupt handlers always with interru ..., Jamie Lokier, (Fri Mar 26, 5:06 am)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Thomas Gleixner, (Fri Mar 26, 6:05 am)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Andi Kleen, (Mon Mar 29, 10:33 pm)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Thomas Gleixner, (Wed Mar 31, 4:16 am)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Pavel Machek, (Fri Apr 2, 2:31 am)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Thomas Gleixner, (Fri Apr 2, 1:42 pm)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Pavel Machek, (Fri Apr 2, 2:09 pm)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Peter Zijlstra, (Fri Apr 2, 2:31 pm)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Thomas Gleixner, (Fri Apr 2, 3:51 pm)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Pavel Machek, (Fri Apr 2, 9:45 pm)
[tip:irq/core] genirq: Run irq handlers with interrupts di ..., tip-bot for Ingo Molnar, (Tue Apr 13, 12:33 pm)
[tip:irq/core] genirq: Remove IRQF_DISABLED from core code, tip-bot for Thomas G ..., (Tue Apr 13, 12:34 pm)
Re: [tip:irq/core] genirq: Run irq handlers with interrupt ..., Peter Zijlstra, (Thu Apr 15, 12:35 am)
Re: [patch 1/2] genirq: Run irq handlers with interrupts d ..., Venkatesh Pallipadi, (Tue May 25, 1:32 pm)