Re: [PATCH v4 4/7] list.h: Replace kernel.h with the necessary inclusions

From: Jonathan Cameron
Date: Thu Oct 07 2021 - 12:12:41 EST


On Thu, 7 Oct 2021 18:44:04 +0300
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:

> When kernel.h is used in the headers it adds a lot into dependency hell,
> especially when there are circular dependencies are involved.
>
> Replace kernel.h inclusion with the list of what is really being used.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> ---
> include/linux/list.h | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/include/linux/list.h b/include/linux/list.h
> index f2af4b4aa4e9..5dc679b373da 100644
> --- a/include/linux/list.h
> +++ b/include/linux/list.h
> @@ -2,11 +2,13 @@
> #ifndef _LINUX_LIST_H
> #define _LINUX_LIST_H
>
> +#include <linux/container_of.h>
> +#include <linux/const.h>
> #include <linux/types.h>
> #include <linux/stddef.h>
> #include <linux/poison.h>

Is there a reason you didn't quite sort this into alphabetical order?

> -#include <linux/const.h>
> -#include <linux/kernel.h>
> +
> +#include <asm/barrier.h>
>
> /*
> * Circular doubly linked list implementation.