diff options
author | Brian Foster <bfoster@redhat.com> | 2018-07-24 22:43:13 +0200 |
---|---|---|
committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-07-26 19:15:15 +0200 |
commit | 91ef75b6572498face47746c253926e733a4da3b (patch) | |
tree | ced5fa1936991dd3a718d0ef4176f9d4e9fd3eca /fs/xfs/xfs_refcount_item.c | |
parent | xfs: use internal dfops in attr code (diff) | |
download | linux-91ef75b6572498face47746c253926e733a4da3b.tar.xz linux-91ef75b6572498face47746c253926e733a4da3b.zip |
xfs: use internal dfops during [b|c]ui recovery
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 <bfoster@redhat.com>
Reviewed-by: Bill O'Donnell <billodo@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/xfs_refcount_item.c')
-rw-r--r-- | fs/xfs/xfs_refcount_item.c | 30 |
1 files changed, 16 insertions, 14 deletions
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; } |