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authorIngo Molnar <mingo@kernel.org>2015-04-30 07:26:04 +0200
committerIngo Molnar <mingo@kernel.org>2015-05-19 15:48:05 +0200
commit05012c13f69d67be8a6a7e65726eeb70899ad6ad (patch)
tree3893bf93a85e3ebbf93313924ceb1fd7e294a436 /arch/x86/kernel
parentfbce7782467553d09cfde39473d23bde4ad78270 (diff)
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>
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/signal.c16
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)
{