[Devel] Re: [PATCH 1/2] c/r: [x86_32] sys_restore to use ptregs prototype

[Serge E. Hallyn]

Here I guess is the s390 version.  If we need the pt_regs later, we
can get it using get_pt_regs(current) as the clone wrapper right
above it does.

Subject: [PATCH 1/1] define s390x sys_restart wrapper

Signed-off-by: Serge E. Hallyn <serue at us.ibm.com>
---
 arch/s390/kernel/process.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 0a59317..087f52c 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -241,6 +241,15 @@ SYSCALL_DEFINE4(clone, unsigned long, newsp, unsigned long, clone_flags,
 		       parent_tidptr, child_tidptr);
 }
 
+#ifdef CONFIG_CHECKPOINT
+extern long do_sys_restart(pid_t pid, int fd, unsigned long flags, int logfd);
+SYSCALL_DEFINE4(restart, pid_t, pid, int, fd, unsigned long, flags,
+		int, logfd)
+{
+	return do_sys_restart(pid, fd, flags, logfd);
+}
+#endif
+
 SYSCALL_DEFINE4(eclone, unsigned int, flags_low, struct clone_args __user *,
 		uca, int, args_size, pid_t __user *, pids)
 {
-- 
1.6.1

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