From: Jason Gunthorpe <jgg@nvidia.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Andy Gospodarek <andrew.gospodarek@broadcom.com>,
Aron Silverton <aron.silverton@oracle.com>,
Dan Williams <dan.j.williams@intel.com>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
Dave Jiang <dave.jiang@intel.com>,
David Ahern <dsahern@kernel.org>,
Christoph Hellwig <hch@infradead.org>,
Itay Avraham <itayavr@nvidia.com>, Jiri Pirko <jiri@nvidia.com>,
Jakub Kicinski <kuba@kernel.org>,
Leonid Bloch <lbloch@nvidia.com>,
Leon Romanovsky <leonro@nvidia.com>,
linux-cxl@vger.kernel.org, linux-rdma@vger.kernel.org,
Saeed Mahameed <saeedm@nvidia.com>
Subject: Re: [PATCH v3 04/10] taint: Add TAINT_FWCTL
Date: Thu, 22 Aug 2024 12:34:40 -0300 [thread overview]
Message-ID: <20240822153440.GQ3773488@nvidia.com> (raw)
In-Reply-To: <2024082226-unbent-clarify-564c@gregkh>
On Thu, Aug 22, 2024 at 07:35:20AM +0800, Greg Kroah-Hartman wrote:
> On Wed, Aug 21, 2024 at 03:10:56PM -0300, Jason Gunthorpe wrote:
> > Requesting a fwctl scope of access that includes mutating device debug
> > data will cause the kernel to be tainted. Changing the device operation
> > through things in the debug scope may cause the device to malfunction in
> > undefined ways. This should be reflected in the TAINT flags to help any
> > debuggers understand that something has been done.
>
> I know naming is hard, but the word "fwctl" is rough, don't you think?
> It's become much more than just a random driver in the kernel tree, it's
> now a taint flag and is exposed to userspace. So I think you need to
> rename it to something that is at least pronouncable when talking about
> it (i.e. something with vowels...)
Okay, that makes sense to me. We could also choose a different name
for the taint flag.
Let's see if some people have some ideas, I don't have a ready
alternative..
We've just been calling it "firwmare control" in conversation
Thanks,
Jason
next prev parent reply other threads:[~2024-08-22 15:34 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-21 18:10 [PATCH v3 00/10] Introduce fwctl subystem Jason Gunthorpe
2024-08-21 18:10 ` [PATCH v3 01/10] fwctl: Add basic structure for a class subsystem with a cdev Jason Gunthorpe
2024-08-23 13:48 ` Jonathan Cameron
2024-08-21 18:10 ` [PATCH v3 02/10] fwctl: Basic ioctl dispatch for the character device Jason Gunthorpe
2024-08-23 14:02 ` Jonathan Cameron
2024-08-27 14:56 ` Jason Gunthorpe
2024-08-21 18:10 ` [PATCH v3 03/10] fwctl: FWCTL_INFO to return basic information about the device Jason Gunthorpe
2024-08-23 14:14 ` Jonathan Cameron
2024-08-27 14:47 ` Jason Gunthorpe
2024-08-27 14:55 ` Andy Gospodarek
2024-08-21 18:10 ` [PATCH v3 04/10] taint: Add TAINT_FWCTL Jason Gunthorpe
2024-08-21 23:35 ` Greg Kroah-Hartman
2024-08-22 15:34 ` Jason Gunthorpe [this message]
2024-08-21 18:10 ` [PATCH v3 05/10] fwctl: FWCTL_RPC to execute a Remote Procedure Call to device firmware Jason Gunthorpe
2024-08-21 23:49 ` Jakub Kicinski
2024-08-22 0:14 ` Jason Gunthorpe
2024-08-22 0:30 ` Jakub Kicinski
2024-08-27 15:27 ` Jason Gunthorpe
2024-08-23 14:23 ` Jonathan Cameron
2024-08-21 18:10 ` [PATCH v3 06/10] fwctl: Add documentation Jason Gunthorpe
2024-08-23 14:35 ` Jonathan Cameron
2024-08-27 14:58 ` Jason Gunthorpe
2024-08-21 18:10 ` [PATCH v3 07/10] fwctl/mlx5: Support for communicating with mlx5 fw Jason Gunthorpe
2024-08-23 14:48 ` Jonathan Cameron
2024-08-27 15:07 ` Jason Gunthorpe
2024-08-21 18:11 ` [PATCH v3 08/10] mlx5: Create an auxiliary device for fwctl_mlx5 Jason Gunthorpe
2024-08-21 18:11 ` [PATCH v3 09/10] fwctl/cxl: Add driver for CXL mailbox for handling CXL features commands (RFC) Jason Gunthorpe
2024-08-21 18:11 ` [PATCH v3 10/10] cxl: Create an auxiliary device for fwctl_cxl Jason Gunthorpe
2024-09-13 22:39 ` [PATCH v3 00/10] Introduce fwctl subystem Dave Jiang
2024-09-16 7:54 ` Leon Romanovsky
2024-09-17 20:59 ` Dave Jiang
2024-12-05 22:28 ` Shannon Nelson
2024-12-05 23:58 ` Jason Gunthorpe
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