Sanitise linux/sched.h for userspace consumption

There was a whole load of crap exposed which should have been inside the
existing #ifdef __KERNEL__ part. Also hide struct sched_param for now,
since glibc has its own and doesn't like being given ours (yet).

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

1 files changed, 37 insertions, 39 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 2e05e402df4f..701b8cbceb05 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1,7 +1,44 @@
 #ifndef _LINUX_SCHED_H
 #define _LINUX_SCHED_H
 
+#include <linux/auxvec.h>       /* For AT_VECTOR_SIZE */
+
+/*
+ * cloning flags:
+ */
+#define CSIGNAL         0x000000ff      /* signal mask to be sent at exit */
+#define CLONE_VM        0x00000100      /* set if VM shared between processes */
+#define CLONE_FS        0x00000200      /* set if fs info shared between processes */
+#define CLONE_FILES     0x00000400      /* set if open files shared between processes */
+#define CLONE_SIGHAND   0x00000800      /* set if signal handlers and blocked signals shared */
+#define CLONE_PTRACE    0x00002000      /* set if we want to let tracing continue on the child too */
+#define CLONE_VFORK     0x00004000      /* set if the parent wants the child to wake it up on mm_release */
+#define CLONE_PARENT    0x00008000      /* set if we want to have the same parent as the cloner */
+#define CLONE_THREAD    0x00010000      /* Same thread group? */
+#define CLONE_NEWNS     0x00020000      /* New namespace group? */
+#define CLONE_SYSVSEM   0x00040000      /* share system V SEM_UNDO semantics */
+#define CLONE_SETTLS    0x00080000      /* create a new TLS for the child */
+#define CLONE_PARENT_SETTID     0x00100000      /* set the TID in the parent */
+#define CLONE_CHILD_CLEARTID    0x00200000      /* clear the TID in the child */
+#define CLONE_DETACHED          0x00400000      /* Unused, ignored */
+#define CLONE_UNTRACED          0x00800000      /* set if the tracing process can't force CLONE_PTRACE on this clone */
+#define CLONE_CHILD_SETTID      0x01000000      /* set the TID in the child */
+#define CLONE_STOPPED           0x02000000      /* Start in stopped state */
+
+/*
+ * Scheduling policies
+ */
+#define SCHED_NORMAL            0
+#define SCHED_FIFO              1
+#define SCHED_RR                2
+#define SCHED_BATCH             3
+
 #ifdef __KERNEL__
+
+struct sched_param {
+        int sched_priority;
+};
+
 #include <asm/param.h>  /* for HZ */
 
 #include <linux/capability.h>
@@ -44,35 +81,10 @@
 #include <linux/hrtimer.h>
 
 #include <asm/processor.h>
-#endif
-
-#include <linux/auxvec.h>       /* For AT_VECTOR_SIZE */
 
 struct exec_domain;
 
 /*
- * cloning flags:
- */
-#define CSIGNAL         0x000000ff      /* signal mask to be sent at exit */
-#define CLONE_VM        0x00000100      /* set if VM shared between processes */
-#define CLONE_FS        0x00000200      /* set if fs info shared between processes */
-#define CLONE_FILES     0x00000400      /* set if open files shared between processes */
-#define CLONE_SIGHAND   0x00000800      /* set if signal handlers and blocked signals shared */
-#define CLONE_PTRACE    0x00002000      /* set if we want to let tracing continue on the child too */
-#define CLONE_VFORK     0x00004000      /* set if the parent wants the child to wake it up on mm_release */
-#define CLONE_PARENT    0x00008000      /* set if we want to have the same parent as the cloner */
-#define CLONE_THREAD    0x00010000      /* Same thread group? */
-#define CLONE_NEWNS     0x00020000      /* New namespace group? */
-#define CLONE_SYSVSEM   0x00040000      /* share system V SEM_UNDO semantics */
-#define CLONE_SETTLS    0x00080000      /* create a new TLS for the child */
-#define CLONE_PARENT_SETTID     0x00100000      /* set the TID in the parent */
-#define CLONE_CHILD_CLEARTID    0x00200000      /* clear the TID in the child */
-#define CLONE_DETACHED          0x00400000      /* Unused, ignored */
-#define CLONE_UNTRACED          0x00800000      /* set if the tracing process can't force CLONE_PTRACE on this clone */
-#define CLONE_CHILD_SETTID      0x01000000      /* set the TID in the child */
-#define CLONE_STOPPED           0x02000000      /* Start in stopped state */
-
-/*
  * List of flags we want to share for kernel threads,
  * if only because they are not used by them anyway.
  */
@@ -158,20 +170,6 @@ extern unsigned long nr_iowait(void);
 /* Task command name length */
 #define TASK_COMM_LEN 16
 
-/*
- * Scheduling policies
- */
-#define SCHED_NORMAL            0
-#define SCHED_FIFO              1
-#define SCHED_RR                2
-#define SCHED_BATCH             3
-
-struct sched_param {
-        int sched_priority;
-};
-
-#ifdef __KERNEL__
-
 #include <linux/spinlock.h>
 
 /*