nmi_backtrace: add more trigger_*_cpu_backtrace() methods

[cascardo/linux.git] / arch / x86 / include / asm / processor.h

diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index b22fb5a..984a7bf 100644 (file)
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -389,6 +389,9 @@ struct thread_struct {
        unsigned short          fsindex;
        unsigned short          gsindex;
 #endif
+
+       u32                     status;         /* thread synchronous flags */
+
 #ifdef CONFIG_X86_64
        unsigned long           fsbase;
        unsigned long           gsbase;
@@ -434,6 +437,15 @@ struct thread_struct {
         */
 };
 
+/*
+ * Thread-synchronous status.
+ *
+ * This is different from the flags in that nobody else
+ * ever touches our thread-synchronous status, so we don't
+ * have to worry about atomic accesses.
+ */
+#define TS_COMPAT              0x0002  /* 32bit syscall active (64BIT)*/
+
 /*
  * Set IOPL bits in EFLAGS from given mask
  */