[PATCH] copy_process: cosmetic ->ioprio tweak

[linux-2.6-omap-h63xx.git] / kernel / fork.c

diff --git a/kernel/fork.c b/kernel/fork.c
index a0dad84567c9c7effe6b46f98bf077ee5d9f5e22..1c999f3e0b47f02a4fd805daf90f9b914c44282b 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -183,7 +183,9 @@ static struct task_struct *dup_task_struct(struct task_struct *orig)
        /* One for us, one for whoever does the "release_task()" (usually parent) */
        atomic_set(&tsk->usage,2);
        atomic_set(&tsk->fs_excl, 0);
+#ifdef CONFIG_BLK_DEV_IO_TRACE
        tsk->btrace_seq = 0;
+#endif
        tsk->splice_pipe = NULL;
        return tsk;
 }
@@ -1061,7 +1063,11 @@ static struct task_struct *copy_process(unsigned long clone_flags,
 #endif
 #ifdef CONFIG_TRACE_IRQFLAGS
        p->irq_events = 0;
+#ifdef __ARCH_WANT_INTERRUPTS_ON_CTXSW
+       p->hardirqs_enabled = 1;
+#else
        p->hardirqs_enabled = 0;
+#endif
        p->hardirq_enable_ip = 0;
        p->hardirq_enable_event = 0;
        p->hardirq_disable_ip = _THIS_IP_;
@@ -1144,7 +1150,6 @@ static struct task_struct *copy_process(unsigned long clone_flags,
 
        /* Our parent execution domain becomes current domain
           These must match for thread signalling to apply */
-          
        p->parent_exec_id = p->self_exec_id;
 
        /* ok, now we should be set up.. */
@@ -1167,6 +1172,9 @@ static struct task_struct *copy_process(unsigned long clone_flags,
        /* Need tasklist lock for parent etc handling! */
        write_lock_irq(&tasklist_lock);
 
+       /* for sys_ioprio_set(IOPRIO_WHO_PGRP) */
+       p->ioprio = current->ioprio;
+
        /*
         * The task hasn't been attached yet, so its cpus_allowed mask will
         * not be changed, nor will its assigned CPU.
@@ -1226,11 +1234,6 @@ static struct task_struct *copy_process(unsigned long clone_flags,
                }
        }
 
-       /*
-        * inherit ioprio
-        */
-       p->ioprio = current->ioprio;
-
        if (likely(p->pid)) {
                add_parent(p);
                if (unlikely(p->ptrace & PT_PTRACED))