[PATCH] x86/fpu: remove unused macros

[Alex Shi]

NR_VALID_PKRU_BITS/PKRU_VALID_MASK are never used after it was
introduced. So better to remove them.

Signed-off-by: Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> 
Cc: Ingo Molnar <mingo@xxxxxxxxxx> 
Cc: Borislav Petkov <bp@xxxxxxxxx> 
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx> 
Cc: x86@xxxxxxxxxx 
Cc: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> 
Cc: Cyrill Gorcunov <gorcunov@xxxxxxxxx> 
Cc: Dave Hansen <dave.hansen@xxxxxxxxx> 
Cc: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@xxxxxxxxx> 
Cc: Aubrey Li <aubrey.li@xxxxxxxxxxxxxxx> 
Cc: linux-kernel@xxxxxxxxxxxxxxx 
---
 arch/x86/kernel/fpu/xstate.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c
index fa31470bbf24..73c3e2e72a88 100644
--- a/arch/x86/kernel/fpu/xstate.c
+++ b/arch/x86/kernel/fpu/xstate.c
@@ -899,8 +899,6 @@ const void *get_xsave_field_ptr(int xfeature_nr)
 
 #ifdef CONFIG_ARCH_HAS_PKEYS
 
-#define NR_VALID_PKRU_BITS (CONFIG_NR_PROTECTION_KEYS * 2)
-#define PKRU_VALID_MASK (NR_VALID_PKRU_BITS - 1)
 /*
  * This will go out and modify PKRU register to set the access
  * rights for @pkey to @init_val.
-- 
1.8.3.1