From: Alan Adamson <alan.adamson@oracle.com>
To: Christoph Hellwig <hch@lst.de>
Cc: "linux-nvme@lists.infradead.org" <linux-nvme@lists.infradead.org>,
"kbusch@kernel.org" <kbusch@kernel.org>,
"axboe@fb.com" <axboe@fb.com>,
"sagi@grimberg.me" <sagi@grimberg.me>
Subject: Re: [PATCH 0/1] nvme: Export CSTS register via sysfs
Date: Thu, 18 Mar 2021 16:28:24 +0000 [thread overview]
Message-ID: <0D18CE6C-4390-4040-98A6-14204DE33253@oracle.com> (raw)
In-Reply-To: <20210318043828.GB26988@lst.de>
> On Mar 17, 2021, at 9:38 PM, Christoph Hellwig <hch@lst.de> wrote:
>
> On Wed, Mar 17, 2021 at 04:46:14PM -0400, Alan Adamson wrote:
>> This patch exports the NVMe Controller CSTS register via sysfs. This
>> feature can be used by userland executables that accessed CSTS and
>> possibly other registers by mapping them into user space. Since this ability
>> may not always available, exporting certain registers via sysfs provides
>> a safe/read-only way to access registers from outside the kernel.
>
> So what is this application doings with it? Should we just have a
> ready attribute instead of exporting a raw register encoding?
Was using nvme-cli show-regs to manage nvme devices. This is no longer an option.
Alan
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next prev parent reply other threads:[~2021-03-18 16:28 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-17 20:46 [PATCH 0/1] nvme: Export CSTS register via sysfs Alan Adamson
2021-03-17 20:46 ` [PATCH 1/1] " Alan Adamson
2021-03-18 1:06 ` [PATCH 0/1] " Chaitanya Kulkarni
2021-03-18 4:38 ` Christoph Hellwig
2021-03-18 14:19 ` Keith Busch
2021-03-18 16:28 ` Alan Adamson [this message]
2021-03-18 16:52 ` Keith Busch
2021-03-18 18:39 ` Alan Adamson
2021-03-18 19:46 ` Keith Busch
2021-03-19 6:51 ` Christoph Hellwig
2021-03-19 15:22 ` Keith Busch
2021-03-19 15:30 ` Christoph Hellwig
2021-03-19 17:21 ` Alan Adamson
2021-03-19 17:30 ` Keith Busch
2021-03-19 17:33 ` Alan Adamson
2021-05-05 18:40 ` Alan Adamson
2021-05-05 20:11 ` Keith Busch
2021-05-05 20:23 ` Alan Adamson
2021-05-05 20:35 ` Keith Busch
2021-03-18 19:15 ` Chaitanya Kulkarni
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