x86/CPU: Align CR3 defines

Align them vertically for better readability and use BIT_ULL() macro.

No functionality change.
Signed-off-by: NBorislav Petkov <bp@suse.de>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Link: http://lkml.kernel.org/r/20170821080651.4527-1-bp@alien8.deSigned-off-by: NIngo Molnar <mingo@kernel.org>

arch/x86/include/asm/processor-flags.h

@@ -36,7 +36,7 @@
 /* Mask off the address space ID and SME encryption bits. */
 #define CR3_ADDR_MASK	__sme_clr(0x7FFFFFFFFFFFF000ull)
 #define CR3_PCID_MASK	0xFFFull
-#define CR3_NOFLUSH (1UL << 63)
+#define CR3_NOFLUSH	BIT_ULL(63)
 #else
 /*
  * CR3_ADDR_MASK needs at least bits 31:5 set on PAE systems, and we save