From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965379AbcKJReP (ORCPT ); Thu, 10 Nov 2016 12:34:15 -0500 Received: from smtp2.ccs.ornl.gov ([160.91.203.11]:48746 "EHLO smtp2.ccs.ornl.gov" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965124AbcKJRcF (ORCPT ); Thu, 10 Nov 2016 12:32:05 -0500 From: James Simmons To: Greg Kroah-Hartman , devel@driverdev.osuosl.org, Andreas Dilger , Oleg Drokin Cc: Linux Kernel Mailing List , Lustre Development List , wang di , James Simmons Subject: [PATCH 22/35] staging: lustre: llite: clear dir stripe md in ll_iget Date: Thu, 10 Nov 2016 12:30:52 -0500 Message-Id: <1478799065-24841-23-git-send-email-jsimmons@infradead.org> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1478799065-24841-1-git-send-email-jsimmons@infradead.org> References: <1478799065-24841-1-git-send-email-jsimmons@infradead.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: wang di If ll_iget fails during inode initialization, especially during striped directory lookup after creation failed, then it should clear stripe MD before make_bad_inode(), because make_bad_inode() will reset the i_mode, which can cause ll_clear_inode() skip freeing those stripe MD. Signed-off-by: wang di Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-7230 Reviewed-on: http://review.whamcloud.com/16677 Reviewed-by: James Simmons Reviewed-by: Andreas Dilger Signed-off-by: James Simmons --- .../staging/lustre/lustre/llite/llite_internal.h | 1 + drivers/staging/lustre/lustre/llite/llite_lib.c | 2 +- drivers/staging/lustre/lustre/llite/namei.c | 10 ++++++++++ 3 files changed, 12 insertions(+), 1 deletions(-) diff --git a/drivers/staging/lustre/lustre/llite/llite_internal.h b/drivers/staging/lustre/lustre/llite/llite_internal.h index f635efa..c0513bf 100644 --- a/drivers/staging/lustre/lustre/llite/llite_internal.h +++ b/drivers/staging/lustre/lustre/llite/llite_internal.h @@ -785,6 +785,7 @@ int ll_revalidate_it_finish(struct ptlrpc_request *request, void ll_put_super(struct super_block *sb); void ll_kill_super(struct super_block *sb); struct inode *ll_inode_from_resource_lock(struct ldlm_lock *lock); +void ll_dir_clear_lsm_md(struct inode *inode); void ll_clear_inode(struct inode *inode); int ll_setattr_raw(struct dentry *dentry, struct iattr *attr, bool hsm_import); int ll_setattr(struct dentry *de, struct iattr *attr); diff --git a/drivers/staging/lustre/lustre/llite/llite_lib.c b/drivers/staging/lustre/lustre/llite/llite_lib.c index 609db9b..dcd9240 100644 --- a/drivers/staging/lustre/lustre/llite/llite_lib.c +++ b/drivers/staging/lustre/lustre/llite/llite_lib.c @@ -1058,7 +1058,7 @@ struct inode *ll_inode_from_resource_lock(struct ldlm_lock *lock) return inode; } -static void ll_dir_clear_lsm_md(struct inode *inode) +void ll_dir_clear_lsm_md(struct inode *inode) { struct ll_inode_info *lli = ll_i2info(inode); diff --git a/drivers/staging/lustre/lustre/llite/namei.c b/drivers/staging/lustre/lustre/llite/namei.c index 9ea43e1..b07079c 100644 --- a/drivers/staging/lustre/lustre/llite/namei.c +++ b/drivers/staging/lustre/lustre/llite/namei.c @@ -117,6 +117,14 @@ struct inode *ll_iget(struct super_block *sb, ino_t hash, rc = cl_file_inode_init(inode, md); if (rc) { + /* + * Let's clear directory lsm here, otherwise + * make_bad_inode() will reset the inode mode + * to regular, then ll_clear_inode will not + * be able to clear lsm_md + */ + if (S_ISDIR(inode->i_mode)) + ll_dir_clear_lsm_md(inode); make_bad_inode(inode); unlock_new_inode(inode); iput(inode); @@ -129,6 +137,8 @@ struct inode *ll_iget(struct super_block *sb, ino_t hash, CDEBUG(D_VFSTRACE, "got inode: "DFID"(%p): rc = %d\n", PFID(&md->body->mbo_fid1), inode, rc); if (rc) { + if (S_ISDIR(inode->i_mode)) + ll_dir_clear_lsm_md(inode); iput(inode); inode = ERR_PTR(rc); } -- 1.7.1