X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-xtensa%2Fsignal.h;h=a99c9aec64ec9667663f6512286c5a87b202d464;hb=9464c7cf61b9433057924c36e6e02f303a00e768;hp=633ba73bc4d21ee924086f903cc75abf8cbeb06d;hpb=41689045f6a3cbe0550e1d34e9cc20d2e8c432ba;p=linux-2.6.git

diff --git a/include/asm-xtensa/signal.h b/include/asm-xtensa/signal.h
index 633ba73bc..a99c9aec6 100644
--- a/include/asm-xtensa/signal.h
+++ b/include/asm-xtensa/signal.h
@@ -75,6 +75,7 @@ typedef struct {
  * SA_FLAGS values:
  *
  * SA_ONSTACK indicates that a registered stack_t will be used.
+ * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the
  * SA_RESTART flag to get restarting signals (which were the default long ago)
  * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
  * SA_RESETHAND clears the handler when the signal is delivered.
@@ -94,6 +95,7 @@ typedef struct {
 
 #define SA_NOMASK	SA_NODEFER
 #define SA_ONESHOT	SA_RESETHAND
+#define SA_INTERRUPT	0x20000000 /* dummy -- ignored */
 
 #define SA_RESTORER	0x04000000
 
@@ -107,6 +109,19 @@ typedef struct {
 #define SIGSTKSZ	8192
 
 #ifndef __ASSEMBLY__
+#ifdef __KERNEL__
+
+/*
+ * These values of sa_flags are used only by the kernel as part of the
+ * irq handling routines.
+ *
+ * SA_INTERRUPT is also used by the irq handling routines.
+ * SA_SHIRQ is for shared interrupt support on PCI and EISA.
+ */
+#define SA_SAMPLE_RANDOM	SA_RESTART
+#define SA_SHIRQ		0x04000000
+#define SA_PROBEIRQ		0x08000000
+#endif
 
 #define SIG_BLOCK          0	/* for blocking signals */
 #define SIG_UNBLOCK        1	/* for unblocking signals */