Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

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

diff --git a/kernel/sys.c b/kernel/sys.c
index 7f5a0cd296a96ca44e43f0db028026094dbbb57a..18da702ec813c491c758b6f28e86a31a71ba60b5 100644 (file)
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -43,6 +43,8 @@
 #include <linux/kprobes.h>
 #include <linux/user_namespace.h>
 
+#include <linux/kmsg_dump.h>
+
 #include <asm/uaccess.h>
 #include <asm/io.h>
 #include <asm/unistd.h>
@@ -285,6 +287,7 @@ out_unlock:
  */
 void emergency_restart(void)
 {
+       kmsg_dump(KMSG_DUMP_EMERG);
        machine_emergency_restart();
 }
 EXPORT_SYMBOL_GPL(emergency_restart);
@@ -312,6 +315,7 @@ void kernel_restart(char *cmd)
                printk(KERN_EMERG "Restarting system.\n");
        else
                printk(KERN_EMERG "Restarting system with command '%s'.\n", cmd);
+       kmsg_dump(KMSG_DUMP_RESTART);
        machine_restart(cmd);
 }
 EXPORT_SYMBOL_GPL(kernel_restart);
@@ -333,6 +337,7 @@ void kernel_halt(void)
        kernel_shutdown_prepare(SYSTEM_HALT);
        sysdev_shutdown();
        printk(KERN_EMERG "System halted.\n");
+       kmsg_dump(KMSG_DUMP_HALT);
        machine_halt();
 }
 
@@ -351,6 +356,7 @@ void kernel_power_off(void)
        disable_nonboot_cpus();
        sysdev_shutdown();
        printk(KERN_EMERG "Power down.\n");
+       kmsg_dump(KMSG_DUMP_POWEROFF);
        machine_power_off();
 }
 EXPORT_SYMBOL_GPL(kernel_power_off);
@@ -1080,8 +1086,10 @@ SYSCALL_DEFINE0(setsid)
        err = session;
 out:
        write_unlock_irq(&tasklist_lock);
-       if (err > 0)
+       if (err > 0) {
                proc_sid_connector(group_leader);
+               sched_autogroup_create_attach(group_leader);
+       }
        return err;
 }
 
@@ -1377,7 +1385,8 @@ static int check_prlimit_permission(struct task_struct *task)
        const struct cred *cred = current_cred(), *tcred;
 
        tcred = __task_cred(task);
-       if ((cred->uid != tcred->euid ||
+       if (current != task &&
+           (cred->uid != tcred->euid ||
             cred->uid != tcred->suid ||
             cred->uid != tcred->uid  ||
             cred->gid != tcred->egid ||