On Mon, Oct 20, 2014 at 03:04:36PM -0700, Andy Lutomirski wrote:
> CONFIG_INIT_FALLBACK adds config bloat without an obvious use case
> that makes it worth keeping around.  Delete it.
> 
> Signed-off-by: Andy Lutomirski <[email protected]>
> ---
> 
> Bring on the blame :)

Reviewed-by: Josh Triplett <[email protected]>
Blame is easier to bear when shared. :)

>  init/Kconfig | 16 ----------------
>  init/main.c  |  5 -----
>  2 files changed, 21 deletions(-)
> 
> diff --git a/init/Kconfig b/init/Kconfig
> index ebbd5846478e..e84c6423a2e5 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -1299,22 +1299,6 @@ source "usr/Kconfig"
>  
>  endif
>  
> -config INIT_FALLBACK
> -     bool "Fall back to defaults if init= parameter is bad"
> -     default y
> -     help
> -       If enabled, the kernel will try the default init binaries if an
> -       explicit request from the init= parameter fails.
> -
> -       This can have unexpected effects.  For example, booting
> -       with init=/sbin/kiosk_app will run /sbin/init or even /bin/sh
> -       if /sbin/kiosk_app cannot be executed.
> -
> -       The default value of Y is consistent with historical behavior.
> -       Selecting N is likely to be more appropriate for most uses,
> -       especially on kiosks and on kernels that are indended to be
> -       run under the control of a script.
> -
>  config CC_OPTIMIZE_FOR_SIZE
>       bool "Optimize for size"
>       help
> diff --git a/init/main.c b/init/main.c
> index 2bd6105e5dc5..39dd52a3b78a 100644
> --- a/init/main.c
> +++ b/init/main.c
> @@ -960,13 +960,8 @@ static int __ref kernel_init(void *unused)
>               ret = run_init_process(execute_command);
>               if (!ret)
>                       return 0;
> -#ifndef CONFIG_INIT_FALLBACK
>               panic("Requested init %s failed (error %d).",
>                     execute_command, ret);
> -#else
> -             pr_err("Failed to execute %s (error %d).  Attempting 
> defaults...\n",
> -                    execute_command, ret);
> -#endif
>       }
>       if (!try_to_run_init_process("/sbin/init") ||
>           !try_to_run_init_process("/etc/init") ||
> -- 
> 1.9.3
> 
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