On Fri, Nov 13, 2020 at 04:08:10PM +0100, Vitaly Kuznetsov wrote:
> Since commit 8570978ea030 ("x86/boot/compressed/64: Don't pre-map memory in
> KASLR code") finalize_identity_maps() has no users, drop it.
>
> Signed-off-by: Vitaly Kuznetsov <[email protected]>
> ---
> arch/x86/boot/compressed/ident_map_64.c | 10 ----------
> 1 file changed, 10 deletions(-)
>
> diff --git a/arch/x86/boot/compressed/ident_map_64.c
> b/arch/x86/boot/compressed/ident_map_64.c
> index a5e5db6ada3c..6bf20223dc0f 100644
> --- a/arch/x86/boot/compressed/ident_map_64.c
> +++ b/arch/x86/boot/compressed/ident_map_64.c
> @@ -167,16 +167,6 @@ void initialize_identity_maps(void *rmode)
> write_cr3(top_level_pgt);
> }
>
> -/*
> - * This switches the page tables to the new level4 that has been built
> - * via calls to add_identity_map() above. If booted via startup_32(),
> - * this is effectively a no-op.
> - */
> -void finalize_identity_maps(void)
> -{
> - write_cr3(top_level_pgt);
> -}
> -
> static pte_t *split_large_pmd(struct x86_mapping_info *info,
> pmd_t *pmdp, unsigned long __address)
> {
> --
> 2.26.2
>
I had sent this and another unused removal last month:
https://lore.kernel.org/lkml/[email protected]/
Thanks.
