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>

diff --git a/tools/include/uapi/linux/sched.h b/tools/include/uapi/linux/sched.h
new file mode 100644 (file)
index 0000000..e2a6c7b
--- /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 */

diff --git a/tools/perf/MANIFEST b/tools/perf/MANIFEST
index a29da46d180f8780507938f5183af24e189a1c21..9f2267b82eb23cf42af22232fd982dcf1c9b8d45 100644 (file)
--- a/tools/perf/MANIFEST
+++ b/tools/perf/MANIFEST
@@ -78,6 +78,7 @@ tools/include/uapi/linux/fcntl.h
 tools/include/uapi/linux/hw_breakpoint.h
 tools/include/uapi/linux/mman.h
 tools/include/uapi/linux/perf_event.h
+tools/include/uapi/linux/sched.h
 tools/include/uapi/linux/stat.h
 tools/include/linux/poison.h
 tools/include/linux/rbtree.h

diff --git a/tools/perf/check-headers.sh b/tools/perf/check-headers.sh
index 47abd33251903a3060e1109709dd303904a136a1..9b6295809a3b074d1db1515d2f6243211ec83c27 100755 (executable)
--- a/tools/perf/check-headers.sh
+++ b/tools/perf/check-headers.sh
@@ -3,6 +3,7 @@
 HEADERS='
 include/uapi/linux/fcntl.h
 include/uapi/linux/perf_event.h
+include/uapi/linux/sched.h
 include/uapi/linux/stat.h
 include/linux/hash.h
 include/uapi/linux/hw_breakpoint.h