linux-kernel - Re: [PATCH v6 01/16] initrd: Add weakly-linked generic free_initrd

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Message-ID: <87tvs8rcrr.fsf@xps13.shealevy.com>
Date:   Wed, 18 Apr 2018 07:10:16 -0400
From:   Shea Levy <shea@...alevy.com>
To:     linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 01/16] initrd: Add weakly-linked generic free_initrd_mem.

Hi all,

Shea Levy <shea@...alevy.com> writes:

> This function is effectively identical across 14 architectures, and
> the generic implementation is small enough to be negligible in the
> architectures that do override it. Many of the remaining divergent
> implementations can be included in the common code path in future,
> further reducing code duplication and sharing improvements between
> architectures.
>
> Series boot-tested on RISC-V (which now uses the generic
> implementation) and x86_64 (which doesn't).
>
> v6: Add information about build/run testing.
> v5: Add more complete commit messages.
> v4: Use weak symbols instead of Kconfig.
> v3: Make the generic path opt-out instead of opt-in.
> v2: Mark generic free_initrd_mem __init.
>
> Signed-off-by: Shea Levy <shea@...alevy.com>
> ---
>  init/initramfs.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/init/initramfs.c b/init/initramfs.c
> index 7e99a0038942..c8fe150f958a 100644
> --- a/init/initramfs.c
> +++ b/init/initramfs.c
> @@ -526,6 +526,11 @@ extern unsigned long __initramfs_size;
>  #include <linux/initrd.h>
>  #include <linux/kexec.h>
>  
> +void __init __weak free_initrd_mem(unsigned long start, unsigned long end)
> +{
> +       free_reserved_area((void *)start, (void *)end, -1, "initrd");
> +}
> +
>  static void __init free_initrd(void)
>  {
>  #ifdef CONFIG_KEXEC_CORE
> -- 
> 2.16.2

This series has been quiet for a few weeks other than picking up some
arch-specific acks. What is the next step here?

Thanks,
Shea

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