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Date:   Mon, 18 Feb 2019 08:43:26 +0000
From:   Marc Zyngier <marc.zyngier@....com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Ming Lei <ming.lei@...hat.com>, Christoph Hellwig <hch@....de>,
        Bjorn Helgaas <helgaas@...nel.org>,
        Jens Axboe <axboe@...nel.dk>, <linux-block@...r.kernel.org>,
        Sagi Grimberg <sagi@...mberg.me>,
        <linux-nvme@...ts.infradead.org>, <linux-pci@...r.kernel.org>,
        Keith Busch <keith.busch@...el.com>,
        Sumit Saxena <sumit.saxena@...adcom.com>,
        Kashyap Desai <kashyap.desai@...adcom.com>,
        Shivasharan Srikanteshwara 
        <shivasharan.srikanteshwara@...adcom.com>
Subject: Re: [patch v6 0/7] genirq/affinity: Overhaul the multiple interrupt
 sets support

On Sat, 16 Feb 2019 18:13:06 +0100
Thomas Gleixner <tglx@...utronix.de> wrote:

> This is the final update to the series with a few corner cases fixes
> vs. V5 which can be found here:
> 
>    https://lkml.kernel.org/r/20190214204755.819014197@linutronix.de
> 
> The series applies against:
> 
>    git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git master
> 
> and is also available from:
> 
>    git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.irq
> 
> Changes vs. V5:
> 
>   - Change the invocation for the driver callback so it is invoked even
>     when there are no interrupts left to spread out. That ensures that the
>     driver can adjust to the situation (in case of NVME a single interrupt)
> 
>   - Make sure the callback is invoked in the legacy irq fallback case so
>     the driver is not in a stale state from a failed MSI[X} allocation
>     attempt.
> 
>   - Fix the adjustment logic in the NVME driver as pointed out by Ming and
>     Marc, plus another corner case I found during testing.
> 
>   - Simplify the unmanaged set support
> 
> Thanks,
> 
> 	tglx
> 
> 8<-------------
>  drivers/nvme/host/pci.c         |  117 +++++++++++++---------------------------
>  drivers/pci/msi.c               |   39 +++++--------
>  drivers/scsi/be2iscsi/be_main.c |    2 
>  include/linux/interrupt.h       |   35 ++++++++---
>  include/linux/pci.h             |    4 -
>  kernel/irq/affinity.c           |  116 ++++++++++++++++++++++++---------------
>  6 files changed, 153 insertions(+), 160 deletions(-)
> 
> 

For the series (with or without patch 7), feel free to add my

Acked-by: Marc Zyngier <marc.zyngier@....com>

Thanks,

	M.
-- 
Without deviation from the norm, progress is not possible.

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