Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932515Ab2E0BHV (ORCPT ); Sat, 26 May 2012 21:07:21 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:38960 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932338Ab2E0BHP (ORCPT ); Sat, 26 May 2012 21:07:15 -0400 Message-Id: <20120527010426.457680071@linuxfoundation.org> User-Agent: quilt/0.60-19.1 Date: Sun, 27 May 2012 10:04:42 +0900 From: Greg KH To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Steve Wise , Roland Dreier Subject: [ 19/94] RDMA/cxgb4: Always wake up waiters in c4iw_peer_abort_intr() In-Reply-To: <20120527010332.GA11170@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1292 Lines: 41 3.3-stable review patch. If anyone has any objections, please let me know. ------------------ From: Steve Wise commit 0f1dcfae6bc5563424346ad3a03282b8235a4c33 upstream. This fixes a race where an ingress abort fails to wake up the thread blocked in rdma_init() causing the app to hang. Signed-off-by: Steve Wise Signed-off-by: Roland Dreier Signed-off-by: Greg Kroah-Hartman --- drivers/infiniband/hw/cxgb4/cm.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -2665,11 +2665,8 @@ static int peer_abort_intr(struct c4iw_d /* * Wake up any threads in rdma_init() or rdma_fini(). - * However, this is not needed if com state is just - * MPA_REQ_SENT */ - if (ep->com.state != MPA_REQ_SENT) - c4iw_wake_up(&ep->com.wr_wait, -ECONNRESET); + c4iw_wake_up(&ep->com.wr_wait, -ECONNRESET); sched(dev, skb); return 0; } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/