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-rw-r--r--include/linux/signal_types.h19
1 files changed, 18 insertions, 1 deletions
diff --git a/include/linux/signal_types.h b/include/linux/signal_types.h
index f8a90ae9c6ec..a70b2bdbf4d9 100644
--- a/include/linux/signal_types.h
+++ b/include/linux/signal_types.h
@@ -13,6 +13,8 @@ typedef struct kernel_siginfo {
__SIGINFO;
} kernel_siginfo_t;
+struct ucounts;
+
/*
* Real Time signals may be queued.
*/
@@ -21,7 +23,7 @@ struct sigqueue {
struct list_head list;
int flags;
kernel_siginfo_t info;
- struct user_struct *user;
+ struct ucounts *ucounts;
};
/* flags values. */
@@ -68,4 +70,19 @@ struct ksignal {
int sig;
};
+/* Used to kill the race between sigaction and forced signals */
+#define SA_IMMUTABLE 0x00800000
+
+#ifndef __ARCH_UAPI_SA_FLAGS
+#ifdef SA_RESTORER
+#define __ARCH_UAPI_SA_FLAGS SA_RESTORER
+#else
+#define __ARCH_UAPI_SA_FLAGS 0
+#endif
+#endif
+
+#define UAPI_SA_FLAGS \
+ (SA_NOCLDSTOP | SA_NOCLDWAIT | SA_SIGINFO | SA_ONSTACK | SA_RESTART | \
+ SA_NODEFER | SA_RESETHAND | SA_EXPOSE_TAGBITS | __ARCH_UAPI_SA_FLAGS)
+
#endif /* _LINUX_SIGNAL_TYPES_H */