From patchwork Thu Feb 27 21:17:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: James Simmons X-Patchwork-Id: 11410515 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 693B892A for ; Thu, 27 Feb 2020 21:40:18 +0000 (UTC) Received: from pdx1-mailman02.dreamhost.com (pdx1-mailman02.dreamhost.com [64.90.62.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5214524690 for ; Thu, 27 Feb 2020 21:40:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5214524690 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lustre-devel-bounces@lists.lustre.org Received: from pdx1-mailman02.dreamhost.com (localhost [IPv6:::1]) by pdx1-mailman02.dreamhost.com (Postfix) with ESMTP id 8B51734A738; Thu, 27 Feb 2020 13:32:46 -0800 (PST) X-Original-To: lustre-devel@lists.lustre.org Delivered-To: lustre-devel-lustre.org@pdx1-mailman02.dreamhost.com Received: from smtp3.ccs.ornl.gov (smtp3.ccs.ornl.gov [160.91.203.39]) by pdx1-mailman02.dreamhost.com (Postfix) with ESMTP id F176D348951 for ; Thu, 27 Feb 2020 13:21:11 -0800 (PST) Received: from star.ccs.ornl.gov (star.ccs.ornl.gov [160.91.202.134]) by smtp3.ccs.ornl.gov (Postfix) with ESMTP id CEFC691C7; Thu, 27 Feb 2020 16:18:19 -0500 (EST) Received: by star.ccs.ornl.gov (Postfix, from userid 2004) id CE02946C; Thu, 27 Feb 2020 16:18:19 -0500 (EST) From: James Simmons To: Andreas Dilger , Oleg Drokin , NeilBrown Date: Thu, 27 Feb 2020 16:17:05 -0500 Message-Id: <1582838290-17243-558-git-send-email-jsimmons@infradead.org> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1582838290-17243-1-git-send-email-jsimmons@infradead.org> References: <1582838290-17243-1-git-send-email-jsimmons@infradead.org> Subject: [lustre-devel] [PATCH 557/622] lustre: lmv: fix to return correct MDT count X-BeenThere: lustre-devel@lists.lustre.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "For discussing Lustre software development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Wang Shilong , Lustre Development List MIME-Version: 1.0 Errors-To: lustre-devel-bounces@lists.lustre.org Sender: "lustre-devel" From: Wang Shilong @ltd_tgts_size could be larger than actual MDT count, as we preallocate ltd_tgts and resize it if necessary. Fix it to use @ld_tgt_count instead. WC-bug-id: https://jira.whamcloud.com/browse/LU-12951 Lustre-commit: 3aa8826aabc7 ("LU-12951 lmv: fix to return correct MDT count") Signed-off-by: Wang Shilong Reviewed-on: https://review.whamcloud.com/36713 Reviewed-by: Lai Siyao Reviewed-by: Olaf Faaland-LLNL Reviewed-by: Andreas Dilger Signed-off-by: James Simmons --- fs/lustre/lmv/lmv_obd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/lustre/lmv/lmv_obd.c b/fs/lustre/lmv/lmv_obd.c index e92be25..ee52bba 100644 --- a/fs/lustre/lmv/lmv_obd.c +++ b/fs/lustre/lmv/lmv_obd.c @@ -2870,7 +2870,7 @@ static int lmv_get_info(const struct lu_env *env, struct obd_export *exp, exp->exp_connect_data = *(struct obd_connect_data *)val; return rc; } else if (KEY_IS(KEY_TGT_COUNT)) { - *((int *)val) = lmv->lmv_mdt_descs.ltd_tgts_size; + *((int *)val) = lmv->lmv_mdt_descs.ltd_lmv_desc.ld_tgt_count; return 0; }