powerpc: bootm: Fix sizes in memory adjusting warning

Old size is stored in size variable and new size is in bootm_size variable.

Signed-off-by: Pali Rohár <pali@kernel.org>

arch/powerpc/lib/bootm.c

@@ -137,7 +137,8 @@ void arch_lmb_reserve(struct lmb *lmb)
 
 	if (size < bootm_size) {
 		ulong base = bootmap_base + size;
-		printf("WARNING: adjusting available memory to %lx\n", size);
+		printf("WARNING: adjusting available memory from 0x%lx to 0x%llx\n",
+		       size, (unsigned long long)bootm_size);
 		lmb_reserve(lmb, base, bootm_size - size);
 	}