[IA64] use msleep_interruptible() instead of schedule_timeout

Description: Replace schedule_timeout() with msleep_interruptible() to
guarantee the task delays as expected.

Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Acked-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/arch/ia64/sn/kernel/xpc_main.c b/arch/ia64/sn/kernel/xpc_main.c
index 177ddb7..d580adc 100644 (file)
--- a/arch/ia64/sn/kernel/xpc_main.c
+++ b/arch/ia64/sn/kernel/xpc_main.c
@@ -53,6 +53,7 @@
 #include <linux/cache.h>
 #include <linux/interrupt.h>
 #include <linux/slab.h>
+#include <linux/delay.h>
 #include <asm/sn/intr.h>
 #include <asm/sn/sn_sal.h>
 #include <asm/uaccess.h>
@@ -308,8 +309,7 @@ xpc_make_first_contact(struct xpc_partition *part)
                        "partition %d\n", XPC_PARTID(part));
 
                /* wait a 1/4 of a second or so */
-               set_current_state(TASK_INTERRUPTIBLE);
-               (void) schedule_timeout(0.25 * HZ);
+               msleep_interruptible(250);
 
                if (part->act_state == XPC_P_DEACTIVATING) {
                        return part->reason;
@@ -841,9 +841,7 @@ xpc_do_exit(void)
        down(&xpc_discovery_exited);
 
 
-       set_current_state(TASK_INTERRUPTIBLE);
-       schedule_timeout(0.3 * HZ);
-       set_current_state(TASK_RUNNING);
+       msleep_interruptible(300);
 
 
        /* wait for all partitions to become inactive */
@@ -860,12 +858,8 @@ xpc_do_exit(void)
                        }
                }
 
-               if (active_part_count) {
-                       set_current_state(TASK_INTERRUPTIBLE);
-                       schedule_timeout(0.3 * HZ);
-                       set_current_state(TASK_RUNNING);
-               }
-
+               if (active_part_count)
+                       msleep_interruptible(300);
        } while (active_part_count > 0);