Changes in kernel/arch/ia32/include/asm.h [d99c1d2:2b4a9f26] in mainline

File:

• kernel/arch/ia32/include/asm.h (modified) (2 diffs)

kernel/arch/ia32/include/asm.h

@@ -38 +38 @@
 
 #include <arch/pm.h>
+#include <arch/cpu.h>
 #include <typedefs.h>
 #include <config.h>
@@ -299 +300 @@
 }
 
+/** Check interrupts state.
+ *
+ * @return True if interrupts are disabled.
+ *
+ */
+static inline bool interrupts_disabled(void)
+{
+        ipl_t v;
+        
+        asm volatile (
+                "pushf\n"
+                "popl %[v]\n"
+                : [v] "=r" (v)
+        );
+        
+        return ((v & EFLAGS_IF) == 0);
+}
+
 /** Write to MSR */
 static inline void write_msr(uint32_t msr, uint64_t value)