linux-kernel - Re: [RFC v2 PATCH 00/14] Implement generic IPI support mechanism

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Date:	Wed, 14 Oct 2015 16:49:47 +0100
From:	Qais Yousef <qais.yousef@...tec.com>
To:	Davidlohr Bueso <dave@...olabs.net>
CC:	<linux-kernel@...r.kernel.org>, <tglx@...utronix.de>,
	<jason@...edaemon.net>, <marc.zyngier@....com>,
	<jiang.liu@...ux.intel.com>, <ralf@...ux-mips.org>,
	<linux-mips@...ux-mips.org>
Subject: Re: [RFC v2 PATCH 00/14] Implement generic IPI support mechanism

On 10/14/2015 04:04 PM, Davidlohr Bueso wrote:
> On Tue, 13 Oct 2015, Qais Yousef wrote:
>
>> Qais Yousef (14):
>>  irq: add new IRQ_DOMAIN_FLAGS_IPI
>>  irq: add GENERIC_IRQ_IPI Kconfig symbol
>>  irq: add new struct ipi_mask
>>  irq: add a new irq_send_ipi() to irq_chip
>>  irq: add struct ipi_mask to irq_data
>>  irq: add struct ipi_mapping and its helper functions
>>  irq: add a new generic IPI reservation code to irq core
>>  irq: implement irq_send_ipi
>>  MIPS: add support for generic SMP IPI support
>>  MIPS: make smp CMP, CPS and MT use the new generic IPI functions
>>  MIPS: delete smp-gic.c
>>  irqchip: mips-gic: add a IPI hierarchy domain
>>  irqchip: mips-gic: implement the new irq_send_ipi
>>  irqchip: mips-gic: remove IPI init code
>>
>> arch/mips/Kconfig                |   6 --
>> arch/mips/include/asm/smp-ops.h  |   5 +-
>> arch/mips/kernel/Makefile        |   1 -
>> arch/mips/kernel/smp-cmp.c       |   4 +-
>> arch/mips/kernel/smp-cps.c       |   4 +-
>> arch/mips/kernel/smp-gic.c       |  64 -----------
>> arch/mips/kernel/smp-mt.c        |   2 +-
>> arch/mips/kernel/smp.c           | 117 ++++++++++++++++++++
>> drivers/irqchip/Kconfig          |   2 +
>> drivers/irqchip/irq-mips-gic.c   | 225 
>> ++++++++++++++++++++++++---------------
>> include/linux/irq.h              |  43 ++++++++
>> include/linux/irqchip/mips-gic.h |   3 -
>> include/linux/irqdomain.h        |  19 ++++
>> kernel/irq/Kconfig               |   4 +
>> kernel/irq/irqdomain.c           |  84 +++++++++++++++
>> kernel/irq/manage.c              | 103 ++++++++++++++++++
>> 16 files changed, 517 insertions(+), 169 deletions(-)
>> delete mode 100644 arch/mips/kernel/smp-gic.c
>
> It strikes me that Documentation/ should at least get _some_ love. 
> Perhaps IRQ-ipi.txt? I dunno...

Since this was an RFC I didn't update documentation without first making 
sure the changes are OK. In the next series I'll add the documentation 
changes.

Thanks for pointing it out though. I could have missed it in the next 
series to be honest as I'm getting more focused on the small details :)

Thanks,
Qais
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