From: Andrew Morton Date: Fri, 31 Mar 2006 10:31:34 +0000 (-0800) Subject: [PATCH] resurrect __put_task_struct X-Git-Tag: firefly_0821_release~36473 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=158d9ebd19280582da172626ad3edda1a626dace;p=firefly-linux-kernel-4.4.55.git [PATCH] resurrect __put_task_struct This just got nuked in mainline. Bring it back because Eric's patches use it. Cc: "Eric W. Biederman" Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/include/linux/sched.h b/include/linux/sched.h index 78c40dd2e19a..95f248ba36c9 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -906,6 +906,7 @@ extern void free_task(struct task_struct *tsk); #define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0) extern void __put_task_struct_cb(struct rcu_head *rhp); +extern void __put_task_struct(struct task_struct *t); static inline void put_task_struct(struct task_struct *t) { diff --git a/kernel/fork.c b/kernel/fork.c index b3f7a1bb5e55..b1341205be27 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -108,10 +108,8 @@ void free_task(struct task_struct *tsk) } EXPORT_SYMBOL(free_task); -void __put_task_struct_cb(struct rcu_head *rhp) +void __put_task_struct(struct task_struct *tsk) { - 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); @@ -126,6 +124,12 @@ void __put_task_struct_cb(struct rcu_head *rhp) free_task(tsk); } +void __put_task_struct_cb(struct rcu_head *rhp) +{ + struct task_struct *tsk = container_of(rhp, struct task_struct, rcu); + __put_task_struct(tsk); +} + void __init fork_init(unsigned long mempages) { #ifndef __HAVE_ARCH_TASK_STRUCT_ALLOCATOR