Messages in this thread | | | From | Dan Streetman <> | Date | Wed, 27 Apr 2016 04:15:19 -0400 | Subject | Re: + mm-zswap-use-workqueue-to-destroy-pool.patch added to -mm tree |
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On Wed, Apr 27, 2016 at 1:40 AM, Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> wrote: > Hello, > > On (04/26/16 16:52), akpm@linux-foundation.org wrote: > [..] >> -static void __zswap_pool_release(struct rcu_head *head) >> +static void __zswap_pool_release(struct work_struct *work) >> { >> - struct zswap_pool *pool = container_of(head, typeof(*pool), rcu_head); >> + struct zswap_pool *pool = container_of(work, typeof(*pool), work); >> + >> + synchronize_rcu(); >> >> /* nobody should have been able to get a kref... */ >> WARN_ON(kref_get_unless_zero(&pool->kref)); >> @@ -674,7 +676,9 @@ static void __zswap_pool_empty(struct kr >> WARN_ON(pool == zswap_pool_current()); >> >> list_del_rcu(&pool->list); >> - call_rcu(&pool->rcu_head, __zswap_pool_release); >> + >> + INIT_WORK(&pool->work, __zswap_pool_release); >> + schedule_work(&pool->work); >> >> spin_unlock(&zswap_pools_lock); >> } >> _ >> >> Patches currently in -mm which might be from ddstreet@ieee.org are >> >> mm-zpool-use-workqueue-for-zpool_destroy.patch >> mm-zswap-use-workqueue-to-destroy-pool.patch > > I think only mm-zswap-use-workqueue-to-destroy-pool.patch is > needed.
yep, please drop mm-zpool-use-workqueue-for-zpool_destroy.patch
thanks!
> > -ss
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