x86/um: Remove FIXADDR_USER_START and FIXADDR_USE_END

There are no users left.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Link: https://patch.msgid.link/20251028-uml-remove-32bit-pseudo-vdso-v1-9-e930063eff5f@weissschuh.net
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

Author: t-8ch

arch/x86/um/asm/elf.h

@@ -72,10 +72,6 @@ extern char * elf_aux_platform;
 #define ELF_PLATFORM_FALLBACK "i586"
 #define ELF_PLATFORM (elf_aux_platform ?: ELF_PLATFORM_FALLBACK)
 
-/* No user-accessible fixmap addresses, i.e. vsyscall */
-#define FIXADDR_USER_START      0
-#define FIXADDR_USER_END        0
-
 #else
 
 /* x86-64 relocation types, taken from asm-x86_64/elf.h */
@@ -157,10 +153,6 @@ extern char * elf_aux_platform;
 
 #define ELF_PLATFORM "x86_64"
 
-/* No user-accessible fixmap addresses, i.e. vsyscall */
-#define FIXADDR_USER_START      0
-#define FIXADDR_USER_END        0
-
 #define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1
 struct linux_binprm;
 extern int arch_setup_additional_pages(struct linux_binprm *bprm,