From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 37CA8C432C0 for ; Fri, 22 Nov 2019 06:28:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0C8662070A for ; Fri, 22 Nov 2019 06:28:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574404129; bh=O8wyPceWayF533GAkTF/pAHkQtQKQAuf8TKGcWkyJoo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=qo2Ic1lholag4QauhAqUTnG+RLT68E7IxLcB/oPkCbQRQdwSiDg9tTE0ZEbdD05gP XtFoew9XomceJMPN9py8WWnmQ1zrfohbMtWCtaUlkkavqQ/zUNAysEj/2DcXHiEI4z qGCykF4L9QqqwuevSizqkvvotw3hl1rJJa3Yi37g= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728883AbfKVG2r (ORCPT ); Fri, 22 Nov 2019 01:28:47 -0500 Received: from mail.kernel.org ([198.145.29.99]:54510 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727508AbfKVFuH (ORCPT ); Fri, 22 Nov 2019 00:50:07 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CAD882068F; Fri, 22 Nov 2019 05:50:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574401806; bh=O8wyPceWayF533GAkTF/pAHkQtQKQAuf8TKGcWkyJoo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Wui7xc7b8H4Xmf2RtO2/lOcI19UqcrNRKrKQOgpJqT5hcVTrlnDhcF4haH7X28F7O y3zs63khc/TXnDmqB+bsEIjrmBZ9wbMv5ccMX83TmbNTJJiALJ6l/4MLOLs0Jv7CBZ J54YXy6WOXJc9dhAlswQJn9b/8Z/I1LY0daO5C2M= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: "Darrick J. Wong" , Bill O'Donnell , Sasha Levin , linux-xfs@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 051/219] xfs: require both realtime inodes to mount Date: Fri, 22 Nov 2019 00:46:23 -0500 Message-Id: <20191122054911.1750-44-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191122054911.1750-1-sashal@kernel.org> References: <20191122054911.1750-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Darrick J. Wong" [ Upstream commit 64bafd2f1e484e27071e7584642005d56516cb77 ] Since mkfs always formats the filesystem with the realtime bitmap and summary inodes immediately after the root directory, we should expect that both of them are present and loadable, even if there isn't a realtime volume attached. There's no reason to skip this if rbmino == NULLFSINO; in fact, this causes an immediate crash if the there /is/ a realtime volume and someone writes to it. Signed-off-by: Darrick J. Wong Reviewed-by: Bill O'Donnell Signed-off-by: Sasha Levin --- fs/xfs/xfs_rtalloc.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c index 926ed314ffba1..484eb0adcefb2 100644 --- a/fs/xfs/xfs_rtalloc.c +++ b/fs/xfs/xfs_rtalloc.c @@ -1198,13 +1198,11 @@ xfs_rtmount_inodes( xfs_sb_t *sbp; sbp = &mp->m_sb; - if (sbp->sb_rbmino == NULLFSINO) - return 0; error = xfs_iget(mp, NULL, sbp->sb_rbmino, 0, 0, &mp->m_rbmip); if (error) return error; ASSERT(mp->m_rbmip != NULL); - ASSERT(sbp->sb_rsumino != NULLFSINO); + error = xfs_iget(mp, NULL, sbp->sb_rsumino, 0, 0, &mp->m_rsumip); if (error) { xfs_irele(mp->m_rbmip); -- 2.20.1