x86_64: support poll() on /dev/mcelog

[linux-2.6-omap-h63xx.git] / include / asm-x86_64 / thread_info.h

diff --git a/include/asm-x86_64/thread_info.h b/include/asm-x86_64/thread_info.h
index 2029b00351f3f6a1eb2e828bbb2a931d7910a1dd..33c72ef15a0cddcf1df1a2ae3d7dd4c23df9130a 100644 (file)
--- a/include/asm-x86_64/thread_info.h
+++ b/include/asm-x86_64/thread_info.h
@@ -114,11 +114,16 @@ static inline struct thread_info *stack_thread_info(void)
 #define TIF_IRET               5       /* force IRET */
 #define TIF_SYSCALL_AUDIT      7       /* syscall auditing active */
 #define TIF_SECCOMP            8       /* secure computing */
+#define TIF_RESTORE_SIGMASK    9       /* restore signal mask in do_signal */
+#define TIF_MCE_NOTIFY         10      /* notify userspace of an MCE */
 /* 16 free */
 #define TIF_IA32               17      /* 32bit process */ 
 #define TIF_FORK               18      /* ret_from_fork */
 #define TIF_ABI_PENDING                19
 #define TIF_MEMDIE             20
+#define TIF_DEBUG              21      /* uses debug registers */
+#define TIF_IO_BITMAP          22      /* uses I/O bitmap */
+#define TIF_FREEZE             23      /* is freezing for suspend */
 
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
 #define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
@@ -128,9 +133,14 @@ static inline struct thread_info *stack_thread_info(void)
 #define _TIF_IRET              (1<<TIF_IRET)
 #define _TIF_SYSCALL_AUDIT     (1<<TIF_SYSCALL_AUDIT)
 #define _TIF_SECCOMP           (1<<TIF_SECCOMP)
+#define _TIF_RESTORE_SIGMASK   (1<<TIF_RESTORE_SIGMASK)
+#define _TIF_MCE_NOTIFY                (1<<TIF_MCE_NOTIFY)
 #define _TIF_IA32              (1<<TIF_IA32)
 #define _TIF_FORK              (1<<TIF_FORK)
 #define _TIF_ABI_PENDING       (1<<TIF_ABI_PENDING)
+#define _TIF_DEBUG             (1<<TIF_DEBUG)
+#define _TIF_IO_BITMAP         (1<<TIF_IO_BITMAP)
+#define _TIF_FREEZE            (1<<TIF_FREEZE)
 
 /* work to do on interrupt/exception return */
 #define _TIF_WORK_MASK \
@@ -138,6 +148,9 @@ static inline struct thread_info *stack_thread_info(void)
 /* work to do on any return to user space */
 #define _TIF_ALLWORK_MASK (0x0000FFFF & ~_TIF_SECCOMP)
 
+/* flags to check in __switch_to() */
+#define _TIF_WORK_CTXSW (_TIF_DEBUG|_TIF_IO_BITMAP)
+
 #define PREEMPT_ACTIVE     0x10000000
 
 /*
@@ -151,7 +164,7 @@ static inline struct thread_info *stack_thread_info(void)
 #define TS_COMPAT              0x0002  /* 32bit syscall active */
 #define TS_POLLING             0x0004  /* true if in idle loop and not sleeping */
 
-#define tsk_is_polling(t) ((t)->thread_info->status & TS_POLLING)
+#define tsk_is_polling(t) (task_thread_info(t)->status & TS_POLLING)
 
 #endif /* __KERNEL__ */