[PATCH] x86/boot/compressed/64: Drop the now-unused finalize_identity_maps()

From: Vitaly Kuznetsov
Date: Fri Nov 13 2020 - 10:08:23 EST


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 <vkuznets@xxxxxxxxxx>
---
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