x86/fpu: Move is_ia32*frame() helpers out of fpu/internal.h

Move them to their only user. This makes the code easier to read,
the header is less cluttered, and it also speeds up the build a bit.

Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 16 insertions, 0 deletions

diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 7c08795073d2..f4b205686527 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -593,6 +593,22 @@ badframe:
         return 0;
 }
 
+static inline int is_ia32_compat_frame(void)
+{
+        return config_enabled(CONFIG_IA32_EMULATION) &&
+               test_thread_flag(TIF_IA32);
+}
+
+static inline int is_ia32_frame(void)
+{
+        return config_enabled(CONFIG_X86_32) || is_ia32_compat_frame();
+}
+
+static inline int is_x32_frame(void)
+{
+        return config_enabled(CONFIG_X86_X32_ABI) && test_thread_flag(TIF_X32);
+}
+
 static int
 setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs)
 {