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From: Keith Busch <keith.busch@intel.com>
To: Christoph Hellwig <hch@lst.de>
Cc: Jens Axboe <axboe@kernel.dk>, Sagi Grimberg <sagi@grimberg.me>,
	Ming Lei <ming.lei@redhat.com>,
	linux-nvme@lists.infradead.org,
	Bjorn Helgaas <helgaas@kernel.org>,
	linux-pci@vger.kernel.org
Subject: Re: [PATCHv2 4/4] nvme-pci: Use PCI to handle IRQ reduce and retry
Date: Fri, 4 Jan 2019 11:33:40 -0700	[thread overview]
Message-ID: <20190104183339.GA12508@localhost.localdomain> (raw)
In-Reply-To: <20190104181938.GB25730@lst.de>

On Fri, Jan 04, 2019 at 07:19:38PM +0100, Christoph Hellwig wrote:
> I can't say I am a huge fan of the complex callback.  If we just made
> the number of read vs write queues a factor instead of invidual
> scalar numbers we could just handle this in the irq code without
> the callback, and the concept might actually be understandable by
> mere humans..

Okay, we could express this as a ratio. I'll explore that path a bit
more.

      reply	other threads:[~2019-01-04 18:35 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-03 22:50 [PATCHv2 0/4] NVMe IRQ sets fixups Keith Busch
2019-01-03 22:50 ` [PATCHv2 1/4] nvme-pci: Set tagset nr_maps just once Keith Busch
2019-01-04  1:46   ` Ming Lei
2019-01-03 22:50 ` [PATCHv2 2/4] nvme-pci: Distribute io queue types after creation Keith Busch
2019-01-04  2:31   ` Ming Lei
2019-01-04  7:21     ` Ming Lei
2019-01-04 15:53       ` Keith Busch
2019-01-04 18:17         ` Christoph Hellwig
2019-01-04 18:35           ` Keith Busch
2019-01-06  2:56         ` Ming Lei
2019-01-03 22:50 ` [PATCHv2 3/4] PCI/MSI: Handle vector reduce and retry Keith Busch
2019-01-04  2:45   ` Ming Lei
2019-01-04 22:35   ` Bjorn Helgaas
2019-01-04 22:56     ` Keith Busch
2019-01-03 22:50 ` [PATCHv2 4/4] nvme-pci: Use PCI to handle IRQ " Keith Busch
2019-01-04  2:41   ` Ming Lei
2019-01-04 18:19   ` Christoph Hellwig
2019-01-04 18:33     ` Keith Busch [this message]

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