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author | Paul Mackerras <paulus@samba.org> | 2006-03-17 12:01:19 +1100 |
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committer | Paul Mackerras <paulus@samba.org> | 2006-03-17 12:01:19 +1100 |
commit | 23dd64011285010ac291f7dddf6e287bdb43a0ad (patch) | |
tree | 0e4f4569d38d82f4dceb4150d5ad940e0fd5f24f /kernel | |
parent | 516450179454de9e689e0a53ed8f34b896e8651c (diff) | |
parent | 485ff09990416c75ae9593ddc71619939ab9dd51 (diff) | |
download | op-kernel-dev-23dd64011285010ac291f7dddf6e287bdb43a0ad.zip op-kernel-dev-23dd64011285010ac291f7dddf6e287bdb43a0ad.tar.gz |
Merge ../linux-2.6
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/fork.c | 10 | ||||
-rw-r--r-- | kernel/sched.c | 7 |
2 files changed, 9 insertions, 8 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index fbea12d..ccdfbb1 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -108,8 +108,10 @@ void free_task(struct task_struct *tsk) } EXPORT_SYMBOL(free_task); -void __put_task_struct(struct task_struct *tsk) +void __put_task_struct_cb(struct rcu_head *rhp) { + struct task_struct *tsk = container_of(rhp, struct task_struct, rcu); + WARN_ON(!(tsk->exit_state & (EXIT_DEAD | EXIT_ZOMBIE))); WARN_ON(atomic_read(&tsk->usage)); WARN_ON(tsk == current); @@ -1060,6 +1062,12 @@ static task_t *copy_process(unsigned long clone_flags, p->clear_child_tid = (clone_flags & CLONE_CHILD_CLEARTID) ? child_tidptr: NULL; /* + * sigaltstack should be cleared when sharing the same VM + */ + if ((clone_flags & (CLONE_VM|CLONE_VFORK)) == CLONE_VM) + p->sas_ss_sp = p->sas_ss_size = 0; + + /* * Syscall tracing should be turned off in the child regardless * of CLONE_PTRACE. */ diff --git a/kernel/sched.c b/kernel/sched.c index e82c99f..4d46e90 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -178,13 +178,6 @@ static unsigned int task_timeslice(task_t *p) #define task_hot(p, now, sd) ((long long) ((now) - (p)->last_ran) \ < (long long) (sd)->cache_hot_time) -void __put_task_struct_cb(struct rcu_head *rhp) -{ - __put_task_struct(container_of(rhp, struct task_struct, rcu)); -} - -EXPORT_SYMBOL_GPL(__put_task_struct_cb); - /* * These are the runqueue data structures: */ |