Documentation: document liveupdate cmdline parameter

[PATCH] Documentation: document liveupdate cmdline parameter

Posted by Li Chen 1 week ago

liveupdate is used to enable Live Update Orchestrator (LUO) early during
boot. Add it to kernel-parameters.txt so users can discover and use it.

Signed-off-by: Li Chen <me@linux.beauty>
---
 Documentation/admin-guide/kernel-parameters.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 3097e4266d76..56a39f6e01e3 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -3442,6 +3442,11 @@ Kernel parameters
 			If there are multiple matching configurations changing
 			the same attribute, the last one is used.
 
+	liveupdate=	[KNL,EARLY]
+			Format: <bool>
+			Enable Live Update Orchestrator (LUO).
+			Default: off.
+
 	lockd.nlm_grace_period=P  [NFS] Assign grace period.
 			Format: <integer>
 
-- 
2.52.0

Re: [PATCH] Documentation: document liveupdate cmdline parameter

Posted by Mike Rapoport 6 days, 3 hours ago

On Fri, Jan 30, 2026 at 07:20:33PM +0800, Li Chen wrote:
> liveupdate is used to enable Live Update Orchestrator (LUO) early during
> boot. Add it to kernel-parameters.txt so users can discover and use it.
> 
> Signed-off-by: Li Chen <me@linux.beauty>

Acked-by: Mike Rapoport (Microsoft) <rppt@kernel.org>

> ---
>  Documentation/admin-guide/kernel-parameters.txt | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> index 3097e4266d76..56a39f6e01e3 100644
> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -3442,6 +3442,11 @@ Kernel parameters
>  			If there are multiple matching configurations changing
>  			the same attribute, the last one is used.
>  
> +	liveupdate=	[KNL,EARLY]
> +			Format: <bool>
> +			Enable Live Update Orchestrator (LUO).
> +			Default: off.
> +
>  	lockd.nlm_grace_period=P  [NFS] Assign grace period.
>  			Format: <integer>
>  
> -- 
> 2.52.0
> 

-- 
Sincerely yours,
Mike.

Re: [PATCH] Documentation: document liveupdate cmdline parameter

Posted by Andrew Morton 1 week ago

On Fri, 30 Jan 2026 19:20:33 +0800 Li Chen <me@linux.beauty> wrote:

> liveupdate is used to enable Live Update Orchestrator (LUO) early during
> boot. Add it to kernel-parameters.txt so users can discover and use it.
> 

Thanks,

> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -3442,6 +3442,11 @@ Kernel parameters
>  			If there are multiple matching configurations changing
>  			the same attribute, the last one is used.
>  
> +	liveupdate=	[KNL,EARLY]
> +			Format: <bool>
> +			Enable Live Update Orchestrator (LUO).
> +			Default: off.
> +
>  	lockd.nlm_grace_period=P  [NFS] Assign grace period.
>  			Format: <integer>

but let's cc the developers:

LIVE UPDATE
M:	Pasha Tatashin <pasha.tatashin@soleen.com>
M:	Mike Rapoport <rppt@kernel.org>
R:	Pratyush Yadav <pratyush@kernel.org>