From patchwork Thu Feb 16 20:35:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darrick J. Wong" X-Patchwork-Id: 13143763 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BF4FDC636CC for ; Thu, 16 Feb 2023 20:35:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229627AbjBPUff (ORCPT ); Thu, 16 Feb 2023 15:35:35 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50024 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229614AbjBPUfe (ORCPT ); Thu, 16 Feb 2023 15:35:34 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7EDF97288 for ; Thu, 16 Feb 2023 12:35:33 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 1A71560AB9 for ; Thu, 16 Feb 2023 20:35:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 77D0AC433D2; Thu, 16 Feb 2023 20:35:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1676579732; bh=mk5q9PV0hl4AJHCYEtgSjhsL4Lm5kZ7VOBXgQyxKZWk=; h=Date:Subject:From:To:Cc:In-Reply-To:References:From; b=Iz6Pnj8L8oWHB4G4LV105I/p+Os20JUcu/XG5e/GBNbEMh1oGoy0WinCP5ctKjcFI 8UCRZurqmoz5fou2u81NsQsqhPJlgQoPrC2ik6Dv8VfgoZ/QKTmqPZSXZArIPga9rw 5jhHdLQS1ATzdV1zHS9saJUMWRNNkI8pWGUpzcv2JouUTqedFK5zSKgTxbxiNFvYKZ dwX9UzTduSfeAUW04TESLqFKHUUs5Fv2mK+kJxcDj4gipjvzn7ZSLrYvFtzO8Lw4ae UEkJodwZQhquh+Q/wawRmQPa3/R25BmZl+0eVEMZjlaQCTTZIvtNRjyxxE+g+tQ5N9 Pjkqw5Mx7UFIQ== Date: Thu, 16 Feb 2023 12:35:32 -0800 Subject: [PATCH 11/28] xfs: add parent pointer support to attribute code From: "Darrick J. Wong" To: djwong@kernel.org Cc: Mark Tinguely , Dave Chinner , Allison Henderson , allison.henderson@oracle.com, linux-xfs@vger.kernel.org Message-ID: <167657872534.3473407.14403907109254934064.stgit@magnolia> In-Reply-To: <167657872335.3473407.14628732092515467392.stgit@magnolia> References: <167657872335.3473407.14628732092515467392.stgit@magnolia> User-Agent: StGit/0.19 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org From: Allison Henderson Add the new parent attribute type. XFS_ATTR_PARENT is used only for parent pointer entries; it uses reserved blocks like XFS_ATTR_ROOT. Signed-off-by: Mark Tinguely Signed-off-by: Dave Chinner Signed-off-by: Allison Henderson Reviewed-by: Darrick J. Wong --- fs/xfs/libxfs/xfs_attr.c | 4 +++- fs/xfs/libxfs/xfs_da_format.h | 5 ++++- fs/xfs/libxfs/xfs_log_format.h | 1 + fs/xfs/scrub/attr.c | 2 +- 4 files changed, 9 insertions(+), 3 deletions(-) diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c index b1dbed7655e8..101823772bf9 100644 --- a/fs/xfs/libxfs/xfs_attr.c +++ b/fs/xfs/libxfs/xfs_attr.c @@ -976,11 +976,13 @@ xfs_attr_set( struct xfs_inode *dp = args->dp; struct xfs_mount *mp = dp->i_mount; struct xfs_trans_res tres; - bool rsvd = (args->attr_filter & XFS_ATTR_ROOT); + bool rsvd; int error, local; int rmt_blks = 0; unsigned int total; + rsvd = (args->attr_filter & (XFS_ATTR_ROOT | XFS_ATTR_PARENT)) != 0; + if (xfs_is_shutdown(dp->i_mount)) return -EIO; diff --git a/fs/xfs/libxfs/xfs_da_format.h b/fs/xfs/libxfs/xfs_da_format.h index 25e2841084e1..3dc03968bba6 100644 --- a/fs/xfs/libxfs/xfs_da_format.h +++ b/fs/xfs/libxfs/xfs_da_format.h @@ -688,12 +688,15 @@ struct xfs_attr3_leafblock { #define XFS_ATTR_LOCAL_BIT 0 /* attr is stored locally */ #define XFS_ATTR_ROOT_BIT 1 /* limit access to trusted attrs */ #define XFS_ATTR_SECURE_BIT 2 /* limit access to secure attrs */ +#define XFS_ATTR_PARENT_BIT 3 /* parent pointer attrs */ #define XFS_ATTR_INCOMPLETE_BIT 7 /* attr in middle of create/delete */ #define XFS_ATTR_LOCAL (1u << XFS_ATTR_LOCAL_BIT) #define XFS_ATTR_ROOT (1u << XFS_ATTR_ROOT_BIT) #define XFS_ATTR_SECURE (1u << XFS_ATTR_SECURE_BIT) +#define XFS_ATTR_PARENT (1u << XFS_ATTR_PARENT_BIT) #define XFS_ATTR_INCOMPLETE (1u << XFS_ATTR_INCOMPLETE_BIT) -#define XFS_ATTR_NSP_ONDISK_MASK (XFS_ATTR_ROOT | XFS_ATTR_SECURE) +#define XFS_ATTR_NSP_ONDISK_MASK \ + (XFS_ATTR_ROOT | XFS_ATTR_SECURE | XFS_ATTR_PARENT) /* * Alignment for namelist and valuelist entries (since they are mixed diff --git a/fs/xfs/libxfs/xfs_log_format.h b/fs/xfs/libxfs/xfs_log_format.h index ae9c99762a24..727b5a858028 100644 --- a/fs/xfs/libxfs/xfs_log_format.h +++ b/fs/xfs/libxfs/xfs_log_format.h @@ -967,6 +967,7 @@ struct xfs_icreate_log { */ #define XFS_ATTRI_FILTER_MASK (XFS_ATTR_ROOT | \ XFS_ATTR_SECURE | \ + XFS_ATTR_PARENT | \ XFS_ATTR_INCOMPLETE) /* diff --git a/fs/xfs/scrub/attr.c b/fs/xfs/scrub/attr.c index 31529b9bf389..9d2e33743ecd 100644 --- a/fs/xfs/scrub/attr.c +++ b/fs/xfs/scrub/attr.c @@ -441,7 +441,7 @@ xchk_xattr_rec( /* Retrieve the entry and check it. */ hash = be32_to_cpu(ent->hashval); badflags = ~(XFS_ATTR_LOCAL | XFS_ATTR_ROOT | XFS_ATTR_SECURE | - XFS_ATTR_INCOMPLETE); + XFS_ATTR_INCOMPLETE | XFS_ATTR_PARENT); if ((ent->flags & badflags) != 0) xchk_da_set_corrupt(ds, level); if (ent->flags & XFS_ATTR_LOCAL) {