memcg: replace ss->id_lock with a rwlock

[mv-sheeva.git] / kernel / sys.c

diff --git a/kernel/sys.c b/kernel/sys.c
index 18ee1d2f647408a6ffef7494ffdfef2043749dcf..d06c091e0345d7c5fb1d0efccf4e8c9e258bdab8 100644 (file)
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1172,7 +1172,7 @@ DECLARE_RWSEM(uts_sem);
 static int override_release(char __user *release, int len)
 {
        int ret = 0;
-       char buf[len];
+       char buf[65];
 
        if (current->personality & UNAME26) {
                char *rest = UTS_RELEASE;
@@ -1286,6 +1286,7 @@ SYSCALL_DEFINE2(sethostname, char __user *, name, int, len)
                memset(u->nodename + len, 0, sizeof(u->nodename) - len);
                errno = 0;
        }
+       uts_proc_notify(UTS_PROC_HOSTNAME);
        up_write(&uts_sem);
        return errno;
 }
@@ -1336,6 +1337,7 @@ SYSCALL_DEFINE2(setdomainname, char __user *, name, int, len)
                memset(u->domainname + len, 0, sizeof(u->domainname) - len);
                errno = 0;
        }
+       uts_proc_notify(UTS_PROC_DOMAINNAME);
        up_write(&uts_sem);
        return errno;
 }
@@ -1759,6 +1761,7 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
                                              sizeof(me->comm) - 1) < 0)
                                return -EFAULT;
                        set_task_comm(me, comm);
+                       proc_comm_connector(me);
                        return 0;
                case PR_GET_NAME:
                        get_task_comm(comm, me);