x86/mce: Document the mce=print_all command line parameter

[PATCH] x86/mce: Document the mce=print_all command line parameter

Posted by Shreshth Srivastava 1 day, 20 hours ago

The mce=print_all command line option is supported but has never
been documented. Add it.

Suggested-by: Sohil Mehta <sohil.mehta@intel.com>
Signed-off-by: Shreshth Srivastava <shreshth.srivastava@intel.com>
Acked-by: Tony Luck <tony.luck@intel.com>
---
 Documentation/admin-guide/kernel-parameters.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index eb4e0d28f74b..0ec18a5597a2 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -3792,6 +3792,9 @@ Kernel parameters
 		nobootlog
 			disable boot machine check logging.
 
+		print_all
+			print all machine check logs to the console.
+
 		monarchtimeout (number)
 			sets the time in us to wait for other CPUs on machine
 			checks. 0 to disable.
-- 
2.53.0

Re: [PATCH] x86/mce: Document the mce=print_all command line parameter

Posted by Randy Dunlap 1 day, 18 hours ago


On 7/22/26 6:37 PM, Shreshth Srivastava wrote:
> The mce=print_all command line option is supported but has never
> been documented. Add it.
> 
> Suggested-by: Sohil Mehta <sohil.mehta@intel.com>
> Signed-off-by: Shreshth Srivastava <shreshth.srivastava@intel.com>
> Acked-by: Tony Luck <tony.luck@intel.com>

Looks good. Thanks.

Acked-by: Randy Dunlap <rdunlap@infradead.org>

> ---
>  Documentation/admin-guide/kernel-parameters.txt | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> index eb4e0d28f74b..0ec18a5597a2 100644
> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -3792,6 +3792,9 @@ Kernel parameters
>  		nobootlog
>  			disable boot machine check logging.
>  
> +		print_all
> +			print all machine check logs to the console.
> +
>  		monarchtimeout (number)
>  			sets the time in us to wait for other CPUs on machine
>  			checks. 0 to disable.

-- 
~Randy

Re: [PATCH] x86/mce: Document the mce=print_all command line parameter

Posted by Sohil Mehta 1 day, 20 hours ago

On 7/22/2026 6:37 PM, Shreshth Srivastava wrote:
> The mce=print_all command line option is supported but has never
> been documented. Add it.
> 
> Suggested-by: Sohil Mehta <sohil.mehta@intel.com>
> Signed-off-by: Shreshth Srivastava <shreshth.srivastava@intel.com>
> Acked-by: Tony Luck <tony.luck@intel.com>
> ---
>  Documentation/admin-guide/kernel-parameters.txt | 3 +++
>  1 file changed, 3 insertions(+)
> 
Reviewed-by: Sohil Mehta <sohil.mehta@intel.com>

[tip: ras/core] x86/mce: Document the mce=print_all command line parameter

Posted by tip-bot2 for Shreshth Srivastava 1 day, 18 hours ago

The following commit has been merged into the ras/core branch of tip:

Commit-ID:     b0fa123835c147e77b9a967de76dc899062bd405
Gitweb:        https://git.kernel.org/tip/b0fa123835c147e77b9a967de76dc899062bd405
Author:        Shreshth Srivastava <shreshth.srivastava@intel.com>
AuthorDate:    Wed, 22 Jul 2026 18:37:30 -07:00
Committer:     Borislav Petkov (AMD) <bp@alien8.de>
CommitterDate: Wed, 22 Jul 2026 20:25:20 -07:00

x86/mce: Document the mce=print_all command line parameter

The mce=print_all command line option is supported but has never
been documented. Add it.

Suggested-by: Sohil Mehta <sohil.mehta@intel.com>
Signed-off-by: Shreshth Srivastava <shreshth.srivastava@intel.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Sohil Mehta <sohil.mehta@intel.com>
Acked-by: Tony Luck <tony.luck@intel.com>
Link: https://patch.msgid.link/20260723013730.3033-1-shreshth.srivastava@intel.com
---
 Documentation/admin-guide/kernel-parameters.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index b5493a7..fa820ff 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -3782,6 +3782,9 @@ Kernel parameters
 		nobootlog
 			disable boot machine check logging.
 
+		print_all
+			print all machine check logs to the console.
+
 		monarchtimeout (number)
 			sets the time in us to wait for other CPUs on machine
 			checks. 0 to disable.