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From: Keith Busch <kbusch@kernel.org>
To: Klaus Jensen <its@irrelevant.dk>
Cc: "Kevin Wolf" <kwolf@redhat.com>,
	"Niklas Cassel" <Niklas.Cassel@wdc.com>,
	qemu-block@nongnu.org, "Klaus Jensen" <k.jensen@samsung.com>,
	qemu-devel@nongnu.org,
	"Philippe Mathieu-Daudé" <philmd@redhat.com>
Subject: Re: [PATCH 1/9] hw/block/nvme: remove pointless rw indirection
Date: Thu, 1 Oct 2020 09:24:39 -0600	[thread overview]
Message-ID: <20201001152439.GB3343@C02WT3WMHTD6> (raw)
In-Reply-To: <20201001084803.GA688151@apples.localdomain>

On Thu, Oct 01, 2020 at 10:48:03AM +0200, Klaus Jensen wrote:
> On Oct  1 06:05, Klaus Jensen wrote:
> > On Sep 30 15:04, Keith Busch wrote:
> > > The code switches on the opcode to invoke a function specific to that
> > > opcode. There's no point in consolidating back to a common function that
> > > just switches on that same opcode without any actual common code.
> > > Restore the opcode specific behavior without going back through another
> > > level of switches.
> > > 
> > > Signed-off-by: Keith Busch <kbusch@kernel.org>
> > 
> > Reviewed-by: Klaus Jensen <k.jensen@samsung.com>
> > 
> > Point taken. I could've sweared I had a better reason for this.
> > 
> 
> Can you also remove the nvme_do_aio trace event?

Ah, thanks for pointing that out. I'll fix up the trace.

I think you may have a case where this might make sense still in the making? If
so we can reevaluate when it's ready.


  reply	other threads:[~2020-10-01 15:29 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-30 22:04 [PATCH 0/9] nvme qemu cleanups and fixes Keith Busch
2020-09-30 22:04 ` [PATCH 1/9] hw/block/nvme: remove pointless rw indirection Keith Busch
2020-10-01  4:05   ` Klaus Jensen
2020-10-01  8:48     ` Klaus Jensen
2020-10-01 15:24       ` Keith Busch [this message]
2020-10-01 18:34     ` Klaus Jensen
2020-10-06  1:49   ` Dmitry Fomichev
2020-09-30 22:04 ` [PATCH 2/9] hw/block/nvme: fix log page offset check Keith Busch
2020-09-30 23:18   ` Dmitry Fomichev
2020-10-01  4:05   ` Klaus Jensen
2020-10-01 10:11   ` Philippe Mathieu-Daudé
2020-09-30 22:04 ` [PATCH 3/9] hw/block/nvme: support per-namespace smart log Keith Busch
2020-10-01  4:10   ` Klaus Jensen
2020-10-01 15:20     ` Keith Busch
2020-10-01 17:18       ` Klaus Jensen
2020-10-01 17:30         ` Keith Busch
2020-10-01 17:34           ` Klaus Jensen
2020-10-02  8:48   ` Klaus Jensen
2020-10-06  1:57   ` Dmitry Fomichev
2020-09-30 22:04 ` [PATCH 4/9] hw/block/nvme: validate command set selected Keith Busch
2020-10-01  4:14   ` Klaus Jensen
2020-09-30 22:04 ` [PATCH 5/9] hw/block/nvme: support for admin-only command set Keith Busch
2020-10-01  0:11   ` Dmitry Fomichev
2020-10-01  4:17   ` Klaus Jensen
2020-09-30 22:04 ` [PATCH 6/9] hw/block/nvme: reject io commands if only admin command set selected Keith Busch
2020-09-30 23:11   ` Dmitry Fomichev
2020-09-30 22:04 ` [PATCH 7/9] hw/block/nvme: add nsid to get/setfeat trace events Keith Busch
2020-09-30 22:04 ` [PATCH 8/9] hw/block/nvme: add trace event for requests with non-zero status code Keith Busch
2020-09-30 23:21   ` Dmitry Fomichev
2020-10-01 15:25   ` Philippe Mathieu-Daudé
2020-09-30 22:04 ` [PATCH 9/9] hw/block/nvme: report actual LBA data shift in LBAF Keith Busch
2020-10-01  9:48   ` Klaus Jensen
2020-10-01 18:46 ` [PATCH 0/9] nvme qemu cleanups and fixes Klaus Jensen
2020-10-13  9:04 ` Klaus Jensen
2020-10-13 17:48   ` Keith Busch
2020-10-13 18:36     ` Klaus Jensen

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