Re: [PATCH 01/16] initrd: Add generic code path for common initrd unloading logic.

[LEROY Christophe]

Shea Levy <shea@xxxxxxxxxxxx> a ÃcritÂ:

> Signed-off-by: Shea Levy <shea@xxxxxxxxxxxx>
> ---
>  init/initramfs.c | 7 +++++++
>  usr/Kconfig      | 4 ++++
>  2 files changed, 11 insertions(+)
>
> diff --git a/init/initramfs.c b/init/initramfs.c
> index 7e99a0038942..de5ce873eb5a 100644
> --- a/init/initramfs.c
> +++ b/init/initramfs.c
> @@ -526,6 +526,13 @@ extern unsigned long __initramfs_size;
>  #include <linux/initrd.h>
>  #include <linux/kexec.h>
>
> +#ifdef CONFIG_INITRAMFS_GENERIC_UNLOAD
> +void free_initrd_mem(unsigned long start, unsigned long end)
> +{
> +       free_reserved_area((void *)start, (void *)end, -1, "initrd");
> +}
> +#endif

In powerpc this was an __init function. Why not also put the generic  
one in __init section ?

Christophe


> +
>  static void __init free_initrd(void)
>  {
>  #ifdef CONFIG_KEXEC_CORE
> diff --git a/usr/Kconfig b/usr/Kconfig
> index 43658b8a975e..fd79d4d6fa26 100644
> --- a/usr/Kconfig
> +++ b/usr/Kconfig
> @@ -233,3 +233,7 @@ config INITRAMFS_COMPRESSION
>  	default ".lzma" if RD_LZMA
>  	default ".bz2"  if RD_BZIP2
>  	default ""
> +
> +# Arches can select this for a generic initrd unloading codepath
> +config INITRAMFS_GENERIC_UNLOAD
> +	bool
> --
> 2.16.2


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