linux-kernel - Re: [PATCH v2 31/32] libluo: introduce luoctl

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Message-ID: <20250729161450.GM36037@nvidia.com>
Date: Tue, 29 Jul 2025 13:14:50 -0300
From: Jason Gunthorpe <jgg@...dia.com>
To: Pasha Tatashin <pasha.tatashin@...een.com>
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Subject: Re: [PATCH v2 31/32] libluo: introduce luoctl

On Wed, Jul 23, 2025 at 02:46:44PM +0000, Pasha Tatashin wrote:
> From: Pratyush Yadav <ptyadav@...zon.de>
> 
> luoctl is a utility to interact with the LUO state machine. It currently
> supports viewing and change the current state of LUO. This can be used
> by scripts, tools, or developers to control LUO state during the live
> update process.
>
> Example usage:
> 
>     $ luoctl state
>     normal
>     $ luoctl prepare
>     $ luoctl state
>     prepared
>     $ luoctl cancel
>     $ luoctl state
>     normal
> 
> Signed-off-by: Pratyush Yadav <ptyadav@...zon.de>
> Signed-off-by: Pasha Tatashin <pasha.tatashin@...een.com>
> ---
>  tools/lib/luo/Makefile       |   6 +-
>  tools/lib/luo/cli/.gitignore |   1 +
>  tools/lib/luo/cli/Makefile   |  18 ++++
>  tools/lib/luo/cli/luoctl.c   | 178 +++++++++++++++++++++++++++++++++++
>  4 files changed, 202 insertions(+), 1 deletion(-)
>  create mode 100644 tools/lib/luo/cli/.gitignore
>  create mode 100644 tools/lib/luo/cli/Makefile
>  create mode 100644 tools/lib/luo/cli/luoctl.c

In the calls I thought the plan had changed to put libluo in its own
repository?

There is nothing tightly linked to the kernel here, I think it would
be easier on everyone to not add ordinary libraries to the kernel
tree.

Jason