Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal

[karo-tx-linux.git] / kernel / fork.c

diff --git a/kernel/fork.c b/kernel/fork.c
index 540730783433ccc87d8a6104a68b5a708c065414..3c31e874afad647bef83205fb7d2d0787207bb62 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -352,6 +352,7 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
        unsigned long charge;
        struct mempolicy *pol;
 
+       uprobe_start_dup_mmap();
        down_write(&oldmm->mmap_sem);
        flush_cache_dup_mm(oldmm);
        uprobe_dup_mmap(oldmm, mm);
@@ -469,6 +470,7 @@ out:
        up_write(&mm->mmap_sem);
        flush_tlb_mm(oldmm);
        up_write(&oldmm->mmap_sem);
+       uprobe_end_dup_mmap();
        return retval;
 fail_nomem_anon_vma_fork:
        mpol_put(pol);
@@ -1134,7 +1136,6 @@ static struct task_struct *copy_process(unsigned long clone_flags,
 {
        int retval;
        struct task_struct *p;
-       int cgroup_callbacks_done = 0;
 
        if ((clone_flags & (CLONE_NEWNS|CLONE_FS)) == (CLONE_NEWNS|CLONE_FS))
                return ERR_PTR(-EINVAL);
@@ -1221,7 +1222,7 @@ static struct task_struct *copy_process(unsigned long clone_flags,
        p->utime = p->stime = p->gtime = 0;
        p->utimescaled = p->stimescaled = 0;
 #ifndef CONFIG_VIRT_CPU_ACCOUNTING
-       p->prev_utime = p->prev_stime = 0;
+       p->prev_cputime.utime = p->prev_cputime.stime = 0;
 #endif
 #if defined(SPLIT_RSS_COUNTING)
        memset(&p->rss_stat, 0, sizeof(p->rss_stat));
@@ -1392,12 +1393,6 @@ static struct task_struct *copy_process(unsigned long clone_flags,
        INIT_LIST_HEAD(&p->thread_group);
        p->task_works = NULL;
 
-       /* Now that the task is set up, run cgroup callbacks if
-        * necessary. We need to run them before the task is visible
-        * on the tasklist. */
-       cgroup_fork_callbacks(p);
-       cgroup_callbacks_done = 1;
-
        /* Need tasklist lock for parent etc handling! */
        write_lock_irq(&tasklist_lock);
 
@@ -1502,7 +1497,7 @@ bad_fork_cleanup_cgroup:
 #endif
        if (clone_flags & CLONE_THREAD)
                threadgroup_change_end(current);
-       cgroup_exit(p, cgroup_callbacks_done);
+       cgroup_exit(p, 0);
        delayacct_tsk_free(p);
        module_put(task_thread_info(p)->exec_domain->module);
 bad_fork_cleanup_count: