> This didn't need to be implemented as a macro hence it shouldn't have been.
Ok.
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index b3433e1..0000000 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -45,8 +45,10 @@
/*
* Determines whether a value may be installed in a segment register.
*/
-#define invalid_selector(value) \
- ((value) != 0 && ((value) & SEGMENT_RPL_MASK) != USER_RPL)
+static inline bool invalid_selector(u16 value)
+{
+ return unlikely(value != 0 && (value & SEGMENT_RPL_MASK) != USER_RPL);
+}
#ifdef CONFIG_X86_32
-
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