powerpc/swsusp_32: Fix TLB invalidation

It seems there is a thinko in the TLB invalidation code that makes the
tlbie in the loop executed just once. The intended check was probably
'gt', not 'lt'.
Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

arch/powerpc/kernel/swsusp_32.S

@@ -303,7 +303,7 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)
 	lis	r4,0x1000
 1:	addic.	r4,r4,-0x1000
 	tlbie	r4
-	blt	1b
+	bgt	1b
 	sync
 
 	/* restore the MSR and turn on the MMU */