From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx3-rdu2.redhat.com ([66.187.233.73]:49728 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2388117AbeGWOFY (ORCPT ); Mon, 23 Jul 2018 10:05:24 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 882944064308 for ; Mon, 23 Jul 2018 13:04:15 +0000 (UTC) Received: from bfoster.bos.redhat.com (dhcp-41-2.bos.redhat.com [10.18.41.2]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7318F111AF23 for ; Mon, 23 Jul 2018 13:04:15 +0000 (UTC) From: Brian Foster Subject: [PATCH v2 11/15] xfs: use internal dfops during [b|c]ui recovery Date: Mon, 23 Jul 2018 09:04:10 -0400 Message-Id: <20180723130414.47980-12-bfoster@redhat.com> In-Reply-To: <20180723130414.47980-1-bfoster@redhat.com> References: <20180723130414.47980-1-bfoster@redhat.com> Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: linux-xfs@vger.kernel.org bmap and refcount intent processing associates a dfops from the caller with a local transaction to collect all deferred items for post-processing. Use the internal dfops in both of these functions and move the deferred items to the parent dfops before the transaction commits. Signed-off-by: Brian Foster --- fs/xfs/xfs_bmap_item.c | 21 +++++++++++---------- fs/xfs/xfs_log_recover.c | 6 +++--- fs/xfs/xfs_refcount_item.c | 30 ++++++++++++++++-------------- 3 files changed, 30 insertions(+), 27 deletions(-) diff --git a/fs/xfs/xfs_bmap_item.c b/fs/xfs/xfs_bmap_item.c index 478bfc798861..bc5eb2e0ab0c 100644 --- a/fs/xfs/xfs_bmap_item.c +++ b/fs/xfs/xfs_bmap_item.c @@ -441,7 +441,12 @@ xfs_bui_recover( XFS_EXTENTADD_SPACE_RES(mp, XFS_DATA_FORK), 0, 0, &tp); if (error) return error; - tp->t_dfops = dfops; + /* + * Recovery stashes all deferred ops during intent processing and + * finishes them on completion. Transfer current dfops state to this + * transaction and transfer the result back before we return. + */ + xfs_defer_move(tp->t_dfops, dfops); budp = xfs_trans_get_bud(tp, buip); /* Grab the inode. */ @@ -470,7 +475,7 @@ xfs_bui_recover( xfs_trans_ijoin(tp, ip, 0); count = bmap->me_len; - error = xfs_trans_log_finish_bmap_update(tp, budp, dfops, type, + error = xfs_trans_log_finish_bmap_update(tp, budp, tp->t_dfops, type, ip, whichfork, bmap->me_startoff, bmap->me_startblock, &count, state); if (error) @@ -482,18 +487,14 @@ xfs_bui_recover( irec.br_blockcount = count; irec.br_startoff = bmap->me_startoff; irec.br_state = state; - error = xfs_bmap_unmap_extent(tp->t_mountp, dfops, ip, &irec); + error = xfs_bmap_unmap_extent(tp->t_mountp, tp->t_dfops, ip, + &irec); if (error) goto err_inode; } set_bit(XFS_BUI_RECOVERED, &buip->bui_flags); - /* - * Recovery finishes all deferred ops once intent processing is - * complete. Reset the trans reference because commit expects a finished - * dfops or none at all. - */ - tp->t_dfops = NULL; + xfs_defer_move(dfops, tp->t_dfops); error = xfs_trans_commit(tp); xfs_iunlock(ip, XFS_ILOCK_EXCL); IRELE(ip); @@ -501,7 +502,7 @@ xfs_bui_recover( return error; err_inode: - tp->t_dfops = NULL; + xfs_defer_move(dfops, tp->t_dfops); xfs_trans_cancel(tp); if (ip) { xfs_iunlock(ip, XFS_ILOCK_EXCL); diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c index 3289811eb076..958e9b96dc6a 100644 --- a/fs/xfs/xfs_log_recover.c +++ b/fs/xfs/xfs_log_recover.c @@ -4854,10 +4854,10 @@ xlog_finish_defer_ops( 0, XFS_TRANS_RESERVE, &tp); if (error) return error; - /* dfops is already populated so assign it manually */ - tp->t_dfops = dfops; + /* transfer all collected dfops to this transaction */ + xfs_defer_move(tp->t_dfops, dfops); - error = xfs_defer_finish(&tp, dfops); + error = xfs_defer_finish(&tp, tp->t_dfops); if (error) goto out_cancel; diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c index 2064c689bc72..d3582a06626f 100644 --- a/fs/xfs/xfs_refcount_item.c +++ b/fs/xfs/xfs_refcount_item.c @@ -452,7 +452,12 @@ xfs_cui_recover( mp->m_refc_maxlevels * 2, 0, XFS_TRANS_RESERVE, &tp); if (error) return error; - tp->t_dfops = dfops; + /* + * Recovery stashes all deferred ops during intent processing and + * finishes them on completion. Transfer current dfops state to this + * transaction and transfer the result back before we return. + */ + xfs_defer_move(tp->t_dfops, dfops); cudp = xfs_trans_get_cud(tp, cuip); for (i = 0; i < cuip->cui_format.cui_nextents; i++) { @@ -474,8 +479,8 @@ xfs_cui_recover( new_len = refc->pe_len; } else error = xfs_trans_log_finish_refcount_update(tp, cudp, - dfops, type, refc->pe_startblock, refc->pe_len, - &new_fsb, &new_len, &rcur); + tp->t_dfops, type, refc->pe_startblock, + refc->pe_len, &new_fsb, &new_len, &rcur); if (error) goto abort_error; @@ -486,21 +491,23 @@ xfs_cui_recover( switch (type) { case XFS_REFCOUNT_INCREASE: error = xfs_refcount_increase_extent( - tp->t_mountp, dfops, &irec); + tp->t_mountp, tp->t_dfops, + &irec); break; case XFS_REFCOUNT_DECREASE: error = xfs_refcount_decrease_extent( - tp->t_mountp, dfops, &irec); + tp->t_mountp, tp->t_dfops, + &irec); break; case XFS_REFCOUNT_ALLOC_COW: error = xfs_refcount_alloc_cow_extent( - tp->t_mountp, dfops, + tp->t_mountp, tp->t_dfops, irec.br_startblock, irec.br_blockcount); break; case XFS_REFCOUNT_FREE_COW: error = xfs_refcount_free_cow_extent( - tp->t_mountp, dfops, + tp->t_mountp, tp->t_dfops, irec.br_startblock, irec.br_blockcount); break; @@ -515,18 +522,13 @@ xfs_cui_recover( xfs_refcount_finish_one_cleanup(tp, rcur, error); set_bit(XFS_CUI_RECOVERED, &cuip->cui_flags); - /* - * Recovery finishes all deferred ops once intent processing is - * complete. Reset the trans reference because commit expects a finished - * dfops or none at all. - */ - tp->t_dfops = NULL; + xfs_defer_move(dfops, tp->t_dfops); error = xfs_trans_commit(tp); return error; abort_error: xfs_refcount_finish_one_cleanup(tp, rcur, error); - tp->t_dfops = NULL; + xfs_defer_move(dfops, tp->t_dfops); xfs_trans_cancel(tp); return error; } -- 2.17.1