mm: Remove MPX leftovers

Remove MPX leftovers in generic code.

Fixes: 45fc24e8 ("x86/mpx: remove MPX from arch/x86")
Signed-off-by: Jimmy Assarsson <jimmyassarsson@gmail.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Dave Hansen <dave.hansen@linux.intel.com>
Link: https://lkml.kernel.org/r/20200402172507.2786-1-jimmyassarsson@gmail.com

fs/proc/task_mmu.c

@@ -622,9 +622,6 @@ static void show_smap_vma_flags(struct seq_file *m, struct vm_area_struct *vma)
 		[ilog2(VM_GROWSDOWN)]	= "gd",
 		[ilog2(VM_PFNMAP)]	= "pf",
 		[ilog2(VM_DENYWRITE)]	= "dw",
-#ifdef CONFIG_X86_INTEL_MPX
-		[ilog2(VM_MPX)]		= "mp",
-#endif
 		[ilog2(VM_LOCKED)]	= "lo",
 		[ilog2(VM_IO)]		= "io",
 		[ilog2(VM_SEQ_READ)]	= "sr",

include/linux/mm.h

@@ -329,13 +329,6 @@ extern unsigned int kobjsize(const void *objp);
 # define VM_MAPPED_COPY	VM_ARCH_1	/* T if mapped copy of data (nommu mmap) */
 #endif
 
-#if defined(CONFIG_X86_INTEL_MPX)
-/* MPX specific bounds table or bounds directory */
-# define VM_MPX		VM_HIGH_ARCH_4
-#else
-# define VM_MPX		VM_NONE
-#endif
-
 #ifndef VM_GROWSUP
 # define VM_GROWSUP	VM_NONE
 #endif