x86: Always inline ip_within_syscall_gap()

vmlinux.o: warning: objtool: vc_switch_off_ist()+0x20: call to ip_within_syscall_gap.isra.0() leaves .noinstr.text section

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20210624095148.188166492@infradead.org

diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h
index b94f615..7036631 100644 (file)
--- a/arch/x86/include/asm/ptrace.h
+++ b/arch/x86/include/asm/ptrace.h
@@ -181,7 +181,7 @@ static inline bool any_64bit_mode(struct pt_regs *regs)
 #define current_user_stack_pointer()   current_pt_regs()->sp
 #define compat_user_stack_pointer()    current_pt_regs()->sp
 
-static inline bool ip_within_syscall_gap(struct pt_regs *regs)
+static __always_inline bool ip_within_syscall_gap(struct pt_regs *regs)
 {
        bool ret = (regs->ip >= (unsigned long)entry_SYSCALL_64 &&
                    regs->ip <  (unsigned long)entry_SYSCALL_64_safe_stack);