[PATCH] zfcp: fix incorrect usage of fsf_req_list_lock

[linux-2.6] / drivers / s390 / s390mach.c

diff --git a/drivers/s390/s390mach.c b/drivers/s390/s390mach.c
index f99e55308b32df8625658de3f63c1fddf5010236..ffb3677e354fe9c1a7d0848453d91353fb33cc7e 100644 (file)
--- a/drivers/s390/s390mach.c
+++ b/drivers/s390/s390mach.c
@@ -8,12 +8,12 @@
  *              Martin Schwidefsky (schwidefsky@de.ibm.com)
  */
 
-#include <linux/config.h>
 #include <linux/init.h>
 #include <linux/sched.h>
 #include <linux/errno.h>
 #include <linux/workqueue.h>
 #include <linux/time.h>
+#include <linux/kthread.h>
 
 #include <asm/lowcore.h>
 
@@ -56,8 +56,6 @@ s390_collect_crw_info(void *param)
        unsigned int chain;
 
        sem = (struct semaphore *)param;
-       /* Set a nice name. */
-       daemonize("kmcheck");
 repeat:
        down_interruptible(sem);
        slow = 0;
@@ -380,6 +378,8 @@ s390_do_machine_check(struct pt_regs *regs)
        struct mcck_struct *mcck;
        int umode;
 
+       lockdep_off();
+
        mci = (struct mci *) &S390_lowcore.mcck_interruption_code;
        mcck = &__get_cpu_var(cpu_mcck);
        umode = user_mode(regs);
@@ -484,6 +484,7 @@ s390_do_machine_check(struct pt_regs *regs)
                mcck->warning = 1;
                set_thread_flag(TIF_MCCK_PENDING);
        }
+       lockdep_on();
 }
 
 /*
@@ -516,7 +517,7 @@ arch_initcall(machine_check_init);
 static int __init
 machine_check_crw_init (void)
 {
-       kernel_thread(s390_collect_crw_info, &m_sem, CLONE_FS|CLONE_FILES);
+       kthread_run(s390_collect_crw_info, &m_sem, "kmcheck");
        ctl_set_bit(14, 28);    /* enable channel report MCH */
        return 0;
 }