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Subject[PATCH 39/53] signals: Move signal data types from <linux/signal.h> to <linux/signal_types.h>
Date
Separate out just the pure data types - sched.h will be able to use
this reduced size header.

Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
include/linux/signal.h | 54 ------------------------------------------------------
include/linux/signal_types.h | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 59 insertions(+), 54 deletions(-)

diff --git a/include/linux/signal.h b/include/linux/signal.h
index d1c2b05a7a55..94ad6eea9550 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -8,24 +8,6 @@ struct task_struct;

/* for sysctl */
extern int print_fatal_signals;
-/*
- * Real Time signals may be queued.
- */
-
-struct sigqueue {
- struct list_head list;
- int flags;
- siginfo_t info;
- struct user_struct *user;
-};
-
-/* flags values. */
-#define SIGQUEUE_PREALLOC 1
-
-struct sigpending {
- struct list_head list;
- sigset_t signal;
-};

#ifndef HAVE_ARCH_COPY_SIGINFO

@@ -271,42 +253,6 @@ extern void set_current_blocked(sigset_t *);
extern void __set_current_blocked(const sigset_t *);
extern int show_unhandled_signals;

-struct sigaction {
-#ifndef __ARCH_HAS_IRIX_SIGACTION
- __sighandler_t sa_handler;
- unsigned long sa_flags;
-#else
- unsigned int sa_flags;
- __sighandler_t sa_handler;
-#endif
-#ifdef __ARCH_HAS_SA_RESTORER
- __sigrestore_t sa_restorer;
-#endif
- sigset_t sa_mask; /* mask last for extensibility */
-};
-
-struct k_sigaction {
- struct sigaction sa;
-#ifdef __ARCH_HAS_KA_RESTORER
- __sigrestore_t ka_restorer;
-#endif
-};
-
-#ifdef CONFIG_OLD_SIGACTION
-struct old_sigaction {
- __sighandler_t sa_handler;
- old_sigset_t sa_mask;
- unsigned long sa_flags;
- __sigrestore_t sa_restorer;
-};
-#endif
-
-struct ksignal {
- struct k_sigaction ka;
- siginfo_t info;
- int sig;
-};
-
extern int get_signal(struct ksignal *ksig);
extern void signal_setup_done(int failed, struct ksignal *ksig, int stepping);
extern void exit_signals(struct task_struct *tsk);
diff --git a/include/linux/signal_types.h b/include/linux/signal_types.h
index 28799c88f490..16d862a3d8f3 100644
--- a/include/linux/signal_types.h
+++ b/include/linux/signal_types.h
@@ -1,7 +1,66 @@
#ifndef _LINUX_SIGNAL_TYPES_H
#define _LINUX_SIGNAL_TYPES_H

+/*
+ * Basic signal handling related data type definitions:
+ */
+
#include <linux/list.h>
#include <uapi/linux/signal.h>

+/*
+ * Real Time signals may be queued.
+ */
+
+struct sigqueue {
+ struct list_head list;
+ int flags;
+ siginfo_t info;
+ struct user_struct *user;
+};
+
+/* flags values. */
+#define SIGQUEUE_PREALLOC 1
+
+struct sigpending {
+ struct list_head list;
+ sigset_t signal;
+};
+
+struct sigaction {
+#ifndef __ARCH_HAS_IRIX_SIGACTION
+ __sighandler_t sa_handler;
+ unsigned long sa_flags;
+#else
+ unsigned int sa_flags;
+ __sighandler_t sa_handler;
+#endif
+#ifdef __ARCH_HAS_SA_RESTORER
+ __sigrestore_t sa_restorer;
+#endif
+ sigset_t sa_mask; /* mask last for extensibility */
+};
+
+struct k_sigaction {
+ struct sigaction sa;
+#ifdef __ARCH_HAS_KA_RESTORER
+ __sigrestore_t ka_restorer;
+#endif
+};
+
+#ifdef CONFIG_OLD_SIGACTION
+struct old_sigaction {
+ __sighandler_t sa_handler;
+ old_sigset_t sa_mask;
+ unsigned long sa_flags;
+ __sigrestore_t sa_restorer;
+};
+#endif
+
+struct ksignal {
+ struct k_sigaction ka;
+ siginfo_t info;
+ int sig;
+};
+
#endif /* _LINUX_SIGNAL_TYPES_H */
--
2.7.4
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