tools include uapi: Grab a copy of linux/sched.h

So that we make sure we have recent enough defines for things
such as 'perf trace' system call argument beautifiers.

For instance, the 'clone' syscall argument 'flag' needs to use
CLONE_NEWCGROUP, and that is not available in RHEL7.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-81sln0ng4a2lcxrth14vcov4@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 52 insertions, 0 deletions

diff --git a/tools/include/uapi/linux/sched.h b/tools/include/uapi/linux/sched.h
new file mode 100644
index 000000000000..e2a6c7b3510b
--- /dev/null
+++ b/tools/include/uapi/linux/sched.h
@@ -0,0 +1,52 @@
+#ifndef _UAPI_LINUX_SCHED_H
+#define _UAPI_LINUX_SCHED_H
+
+/*
+ * 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 mount 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_NEWCGROUP         0x02000000      /* New cgroup namespace */
+#define CLONE_NEWUTS            0x04000000      /* New utsname namespace */
+#define CLONE_NEWIPC            0x08000000      /* New ipc namespace */
+#define CLONE_NEWUSER           0x10000000      /* New user namespace */
+#define CLONE_NEWPID            0x20000000      /* New pid namespace */
+#define CLONE_NEWNET            0x40000000      /* New network namespace */
+#define CLONE_IO                0x80000000      /* Clone io context */
+
+/*
+ * Scheduling policies
+ */
+#define SCHED_NORMAL            0
+#define SCHED_FIFO              1
+#define SCHED_RR                2
+#define SCHED_BATCH             3
+/* SCHED_ISO: reserved but not implemented yet */
+#define SCHED_IDLE              5
+#define SCHED_DEADLINE          6
+
+/* Can be ORed in to make sure the process is reverted back to SCHED_NORMAL on fork */
+#define SCHED_RESET_ON_FORK     0x40000000
+
+/*
+ * For the sched_{set,get}attr() calls
+ */
+#define SCHED_FLAG_RESET_ON_FORK        0x01
+#define SCHED_FLAG_RECLAIM              0x02
+
+#endif /* _UAPI_LINUX_SCHED_H */