On Mon, 14 Jul 2025 17:08:58 +0100
Colin Ian King <colin.i.k...@gmail.com> wrote:

> Don't populate the read-only 'type' on the stack at run time,
> instead make it static.
> 
> Signed-off-by: Colin Ian King <colin.i.k...@gmail.com>
> ---
>  kernel/trace/ring_buffer.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
> index 00fc38d70e86..39aa1f50274f 100644
> --- a/kernel/trace/ring_buffer.c
> +++ b/kernel/trace/ring_buffer.c
> @@ -4118,7 +4118,7 @@ EXPORT_SYMBOL_GPL(ring_buffer_unlock_commit);
>  
>  static const char *show_irq_str(int bits)
>  {
> -     const char *type[] = {
> +     static const char * type[] = {

Better would be:
        static const char type[][4] = {

  David

>               ".",    // 0
>               "s",    // 1
>               "h",    // 2


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