powerpc/32: Remove Mac-on-Linux/rtlinux hooks

The symbols exported for use by MOL/rtlinux aren't getting CRCs and I
was about to fix that. But MOL is dead upstream, and the latest work on
it was to make it use KVM instead of its own kernel module. So remove
them instead.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/kernel/head_32.S

@@ -735,11 +735,7 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_NEED_DTLB_SW_LRU)
 	EXCEPTION(0x2c00, Trap_2c, unknown_exception, EXC_XFER_EE)
 	EXCEPTION(0x2d00, Trap_2d, unknown_exception, EXC_XFER_EE)
 	EXCEPTION(0x2e00, Trap_2e, unknown_exception, EXC_XFER_EE)
-	EXCEPTION(0x2f00, MOLTrampoline, unknown_exception, EXC_XFER_EE_LITE)
-
-	.globl mol_trampoline
-	.set mol_trampoline, i0x2f00
-	EXPORT_SYMBOL(mol_trampoline)
+	EXCEPTION(0x2f00, Trap_2f, unknown_exception, EXC_XFER_EE)
 
 	. = 0x3000
 
@@ -1278,16 +1274,6 @@ EXPORT_SYMBOL(empty_zero_page)
 swapper_pg_dir:
 	.space	PGD_TABLE_SIZE
 
-	.globl intercept_table
-intercept_table:
-	.long 0, 0, i0x200, i0x300, i0x400, 0, i0x600, i0x700
-	.long i0x800, 0, 0, 0, 0, i0xd00, 0, 0
-	.long 0, 0, 0, i0x1300, 0, 0, 0, 0
-	.long 0, 0, 0, 0, 0, 0, 0, 0
-	.long 0, 0, 0, 0, 0, 0, 0, 0
-	.long 0, 0, 0, 0, 0, 0, 0, 0
-EXPORT_SYMBOL(intercept_table)
-
 /* Room for two PTE pointers, usually the kernel and current user pointers
  * to their respective root page table.
  */

arch/powerpc/mm/hash_low_32.S

@@ -31,10 +31,8 @@
 #ifdef CONFIG_SMP
 	.section .bss
 	.align	2
-	.globl mmu_hash_lock
 mmu_hash_lock:
 	.space	4
-EXPORT_SYMBOL(mmu_hash_lock)
 #endif /* CONFIG_SMP */
 
 /*