treewide: context_tracking: Rename CONTEXT_* into CT_STATE_*

Context tracking state related symbols currently use a mix of the
CONTEXT_ (e.g. CONTEXT_KERNEL) and CT_SATE_ (e.g. CT_STATE_MASK) prefixes.

Clean up the naming and make the ctx_state enum use the CT_STATE_ prefix.

Suggested-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Valentin Schneider <vschneid@redhat.com>
Acked-by: Frederic Weisbecker <frederic@kernel.org>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Neeraj Upadhyay <neeraj.upadhyay@kernel.org>

3 files changed, 19 insertions, 19 deletions

diff --git a/include/linux/context_tracking.h b/include/linux/context_tracking.h
index 6e76b9dba00e..28fcfa184903 100644
--- a/include/linux/context_tracking.h
+++ b/include/linux/context_tracking.h
@@ -26,26 +26,26 @@ extern void user_exit_callable(void);
 static inline void user_enter(void)
 {
 	if (context_tracking_enabled())
-		ct_user_enter(CONTEXT_USER);
+		ct_user_enter(CT_STATE_USER);
 
 }
 static inline void user_exit(void)
 {
 	if (context_tracking_enabled())
-		ct_user_exit(CONTEXT_USER);
+		ct_user_exit(CT_STATE_USER);
 }
 
 /* Called with interrupts disabled.  */
 static __always_inline void user_enter_irqoff(void)
 {
 	if (context_tracking_enabled())
-		__ct_user_enter(CONTEXT_USER);
+		__ct_user_enter(CT_STATE_USER);
 
 }
 static __always_inline void user_exit_irqoff(void)
 {
 	if (context_tracking_enabled())
-		__ct_user_exit(CONTEXT_USER);
+		__ct_user_exit(CT_STATE_USER);
 }
 
 static inline enum ctx_state exception_enter(void)
@@ -57,7 +57,7 @@ static inline enum ctx_state exception_enter(void)
 		return 0;
 
 	prev_ctx = __ct_state();
-	if (prev_ctx != CONTEXT_KERNEL)
+	if (prev_ctx != CT_STATE_KERNEL)
 		ct_user_exit(prev_ctx);
 
 	return prev_ctx;
@@ -67,7 +67,7 @@ static inline void exception_exit(enum ctx_state prev_ctx)
 {
 	if (!IS_ENABLED(CONFIG_HAVE_CONTEXT_TRACKING_USER_OFFSTACK) &&
 	    context_tracking_enabled()) {
-		if (prev_ctx != CONTEXT_KERNEL)
+		if (prev_ctx != CT_STATE_KERNEL)
 			ct_user_enter(prev_ctx);
 	}
 }
@@ -75,7 +75,7 @@ static inline void exception_exit(enum ctx_state prev_ctx)
 static __always_inline bool context_tracking_guest_enter(void)
 {
 	if (context_tracking_enabled())
-		__ct_user_enter(CONTEXT_GUEST);
+		__ct_user_enter(CT_STATE_GUEST);
 
 	return context_tracking_enabled_this_cpu();
 }
@@ -83,7 +83,7 @@ static __always_inline bool context_tracking_guest_enter(void)
 static __always_inline void context_tracking_guest_exit(void)
 {
 	if (context_tracking_enabled())
-		__ct_user_exit(CONTEXT_GUEST);
+		__ct_user_exit(CT_STATE_GUEST);
 }
 
 #define CT_WARN_ON(cond) WARN_ON(context_tracking_enabled() && (cond))
diff --git a/include/linux/context_tracking_state.h b/include/linux/context_tracking_state.h
index bbff5f7f8803..f1c53125edee 100644
--- a/include/linux/context_tracking_state.h
+++ b/include/linux/context_tracking_state.h
@@ -10,18 +10,18 @@
 #define DYNTICK_IRQ_NONIDLE	((LONG_MAX / 2) + 1)
 
 enum ctx_state {
-	CONTEXT_DISABLED	= -1,	/* returned by ct_state() if unknown */
-	CONTEXT_KERNEL		= 0,
-	CONTEXT_IDLE		= 1,
-	CONTEXT_USER		= 2,
-	CONTEXT_GUEST		= 3,
-	CONTEXT_MAX		= 4,
+	CT_STATE_DISABLED	= -1,	/* returned by ct_state() if unknown */
+	CT_STATE_KERNEL		= 0,
+	CT_STATE_IDLE		= 1,
+	CT_STATE_USER		= 2,
+	CT_STATE_GUEST		= 3,
+	CT_STATE_MAX		= 4,
 };
 
 /* Even value for idle, else odd. */
-#define RCU_DYNTICKS_IDX CONTEXT_MAX
+#define RCU_DYNTICKS_IDX CT_STATE_MAX
 
-#define CT_STATE_MASK (CONTEXT_MAX - 1)
+#define CT_STATE_MASK (CT_STATE_MAX - 1)
 #define CT_DYNTICKS_MASK (~CT_STATE_MASK)
 
 struct context_tracking {
@@ -123,14 +123,14 @@ static inline bool context_tracking_enabled_this_cpu(void)
  *
  * Returns the current cpu's context tracking state if context tracking
  * is enabled.  If context tracking is disabled, returns
- * CONTEXT_DISABLED.  This should be used primarily for debugging.
+ * CT_STATE_DISABLED.  This should be used primarily for debugging.
  */
 static __always_inline int ct_state(void)
 {
 	int ret;
 
 	if (!context_tracking_enabled())
-		return CONTEXT_DISABLED;
+		return CT_STATE_DISABLED;
 
 	preempt_disable();
 	ret = __ct_state();
diff --git a/include/linux/entry-common.h b/include/linux/entry-common.h
index b0fb775a600d..1e50cdb83ae5 100644
--- a/include/linux/entry-common.h
+++ b/include/linux/entry-common.h
@@ -108,7 +108,7 @@ static __always_inline void enter_from_user_mode(struct pt_regs *regs)
 	arch_enter_from_user_mode(regs);
 	lockdep_hardirqs_off(CALLER_ADDR0);
 
-	CT_WARN_ON(__ct_state() != CONTEXT_USER);
+	CT_WARN_ON(__ct_state() != CT_STATE_USER);
 	user_exit_irqoff();
 
 	instrumentation_begin();