diff mbox series

[4/4] modules: Add missing entry for __ex_table

Message ID 20231122221814.139916-5-deller@kernel.org (mailing list archive)
State New, archived
Headers show
Series [1/4] linux/export: Fix alignment for 64-bit ksymtab entries | expand

Commit Message

Helge Deller Nov. 22, 2023, 10:18 p.m. UTC 
From: Helge Deller <deller@gmx.de>

The entry for __ex_table was missing, which may make __ex_table
become 1- or 2-byte aligned in modules.
Add the entry to ensure it gets 32-bit aligned.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: <stable@vger.kernel.org> # v6.0+
---
 scripts/module.lds.S | 1 +
 1 file changed, 1 insertion(+)

Comments

Luis Chamberlain Jan. 29, 2024, 6:50 p.m. UTC | #1 
On Wed, Nov 22, 2023 at 11:18:14PM +0100, deller@kernel.org wrote:
> From: Helge Deller <deller@gmx.de>
> 
> The entry for __ex_table was missing, which may make __ex_table
> become 1- or 2-byte aligned in modules.
> Add the entry to ensure it gets 32-bit aligned.
> 
> Signed-off-by: Helge Deller <deller@gmx.de>
> Cc: <stable@vger.kernel.org> # v6.0+

Cc'ing stable was overkill, I'll remove it.

  Luis

> ---
>  scripts/module.lds.S | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/scripts/module.lds.S b/scripts/module.lds.S
> index b00415a9ff27..488f61b156b2 100644
> --- a/scripts/module.lds.S
> +++ b/scripts/module.lds.S
> @@ -26,6 +26,7 @@ SECTIONS {
>  	.altinstructions	0 : ALIGN(8) { KEEP(*(.altinstructions)) }
>  	__bug_table		0 : ALIGN(8) { KEEP(*(__bug_table)) }
>  	__jump_table		0 : ALIGN(8) { KEEP(*(__jump_table)) }
> +	__ex_table		0 : ALIGN(4) { KEEP(*(__ex_table)) }
>  
>  	__patchable_function_entries : { *(__patchable_function_entries) }
>  
> -- 
> 2.41.0
> 
>
diff mbox series

Patch

diff --git a/scripts/module.lds.S b/scripts/module.lds.S
index b00415a9ff27..488f61b156b2 100644
--- a/scripts/module.lds.S
+++ b/scripts/module.lds.S
@@ -26,6 +26,7 @@  SECTIONS {
 	.altinstructions	0 : ALIGN(8) { KEEP(*(.altinstructions)) }
 	__bug_table		0 : ALIGN(8) { KEEP(*(__bug_table)) }
 	__jump_table		0 : ALIGN(8) { KEEP(*(__jump_table)) }
+	__ex_table		0 : ALIGN(4) { KEEP(*(__ex_table)) }
 
 	__patchable_function_entries : { *(__patchable_function_entries) }