From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752866AbdA2AWO (ORCPT ); Sat, 28 Jan 2017 19:22:14 -0500 Received: from [160.91.203.10] ([160.91.203.10]:49040 "EHLO smtp1.ccs.ornl.gov" rhost-flags-FAIL-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752802AbdA2AWC (ORCPT ); Sat, 28 Jan 2017 19:22:02 -0500 From: James Simmons To: Greg Kroah-Hartman , devel@driverdev.osuosl.org, Andreas Dilger , Oleg Drokin Cc: Linux Kernel Mailing List , Lustre Development List , Vladimir Saveliev , James Simmons Subject: [PATCH 42/60] staging: lustre: ptlrpc: allow blocking asts to be delayed Date: Sat, 28 Jan 2017 19:05:10 -0500 Message-Id: <1485648328-2141-43-git-send-email-jsimmons@infradead.org> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1485648328-2141-1-git-send-email-jsimmons@infradead.org> References: <1485648328-2141-1-git-send-email-jsimmons@infradead.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Vladimir Saveliev ptlrpc_import_delay_req() refuses to delay blocking asts when import is not in LUSTRE_IMP_FULL yet. That leads to client eviction assuming that it failed to respond. Allow delays for blocking asts being resent. Signed-off-by: Vladimir Saveliev Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-8351 Seagate-bug-id: MRP-3500 Reviewed-on: https://review.whamcloud.com/21065 Reviewed-by: Bobi Jam Reviewed-by: John L. Hammond Reviewed-by: Oleg Drokin Signed-off-by: James Simmons --- drivers/staging/lustre/lustre/ptlrpc/client.c | 2 +- drivers/staging/lustre/lustre/ptlrpc/recover.c | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/staging/lustre/lustre/ptlrpc/client.c b/drivers/staging/lustre/lustre/ptlrpc/client.c index 3c18ab6..332b360 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/client.c +++ b/drivers/staging/lustre/lustre/ptlrpc/client.c @@ -1160,7 +1160,7 @@ static int ptlrpc_import_delay_req(struct obd_import *imp, if (atomic_read(&imp->imp_inval_count) != 0) { DEBUG_REQ(D_ERROR, req, "invalidate in flight"); *status = -EIO; - } else if (imp->imp_dlm_fake || req->rq_no_delay) { + } else if (req->rq_no_delay) { *status = -EWOULDBLOCK; } else if (req->rq_allow_replay && (imp->imp_state == LUSTRE_IMP_REPLAY || diff --git a/drivers/staging/lustre/lustre/ptlrpc/recover.c b/drivers/staging/lustre/lustre/ptlrpc/recover.c index c004490..c03e113 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/recover.c +++ b/drivers/staging/lustre/lustre/ptlrpc/recover.c @@ -221,6 +221,7 @@ int ptlrpc_resend(struct obd_import *imp) } spin_unlock(&imp->imp_lock); + OBD_FAIL_TIMEOUT(OBD_FAIL_LDLM_ENQUEUE_OLD_EXPORT, 2); return 0; } -- 1.8.3.1