diff --git a/net/rds/message.c b/net/rds/message.c index 4cb1ed704153a27c7d0f6af1296074c264a297c6..96e2bf7dc77e85ec381a7982612cb2b2d441d001 100644 --- a/net/rds/message.c +++ b/net/rds/message.c @@ -35,8 +35,6 @@ #include "rds.h" -static DECLARE_WAIT_QUEUE_HEAD(rds_message_flush_waitq); - static unsigned int rds_exthdr_size[__RDS_EXTHDR_MAX] = { [RDS_EXTHDR_NONE] = 0, [RDS_EXTHDR_VERSION] = sizeof(struct rds_ext_header_version), @@ -226,6 +224,7 @@ struct rds_message *rds_message_alloc(unsigned int extra_len, gfp_t gfp) INIT_LIST_HEAD(&rm->m_sock_item); INIT_LIST_HEAD(&rm->m_conn_item); spin_lock_init(&rm->m_rs_lock); + init_waitqueue_head(&rm->m_flush_wait); out: return rm; @@ -399,14 +398,14 @@ int rds_message_inc_copy_to_user(struct rds_incoming *inc, */ void rds_message_wait(struct rds_message *rm) { - wait_event_interruptible(rds_message_flush_waitq, + wait_event_interruptible(rm->m_flush_wait, !test_bit(RDS_MSG_MAPPED, &rm->m_flags)); } void rds_message_unmapped(struct rds_message *rm) { clear_bit(RDS_MSG_MAPPED, &rm->m_flags); - wake_up_interruptible(&rds_message_flush_waitq); + wake_up_interruptible(&rm->m_flush_wait); } EXPORT_SYMBOL_GPL(rds_message_unmapped); diff --git a/net/rds/rds.h b/net/rds/rds.h index b57cb50c1f225975318f7bac6b810a9900508a04..c22bd7b49460bc95b7d8fb75b0df0fc6c5e9e43d 100644 --- a/net/rds/rds.h +++ b/net/rds/rds.h @@ -301,6 +301,8 @@ struct rds_message { * -> rs->rs_lock */ spinlock_t m_rs_lock; + wait_queue_head_t m_flush_wait; + struct rds_sock *m_rs; /* cookie to send to remote, in rds header */