diff --git a/fs/xfs/libxfs/xfs_defer.c b/fs/xfs/libxfs/xfs_defer.c index 10aeae7353ab..e19dc1ced7e6 100644 --- a/fs/xfs/libxfs/xfs_defer.c +++ b/fs/xfs/libxfs/xfs_defer.c @@ -579,6 +579,9 @@ xfs_defer_ops_capture( dfc->dfc_blkres = tp->t_blk_res - tp->t_blk_res_used; dfc->dfc_rtxres = tp->t_rtx_res - tp->t_rtx_res_used; + /* Preserve the log reservation size. */ + dfc->dfc_logres = tp->t_log_res; + return dfc; } diff --git a/fs/xfs/libxfs/xfs_defer.h b/fs/xfs/libxfs/xfs_defer.h index 5c0e59b69ffa..6cde6f0713f7 100644 --- a/fs/xfs/libxfs/xfs_defer.h +++ b/fs/xfs/libxfs/xfs_defer.h @@ -79,6 +79,9 @@ struct xfs_defer_capture { /* Block reservations for the data and rt devices. */ unsigned int dfc_blkres; unsigned int dfc_rtxres; + + /* Log reservation saved from the transaction. */ + unsigned int dfc_logres; }; /* diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c index 1be5208e2a2f..001e1585ddc6 100644 --- a/fs/xfs/xfs_log_recover.c +++ b/fs/xfs/xfs_log_recover.c @@ -2442,9 +2442,20 @@ xlog_finish_defer_ops( int error = 0; list_for_each_entry_safe(dfc, next, capture_list, dfc_list) { - error = xfs_trans_alloc(mp, &M_RES(mp)->tr_itruncate, - dfc->dfc_blkres, dfc->dfc_rtxres, - XFS_TRANS_RESERVE, &tp); + struct xfs_trans_res resv; + + /* + * Create a new transaction reservation from the captured + * information. Set logcount to 1 to force the new transaction + * to regrant every roll so that we can make forward progress + * in recovery no matter how full the log might be. + */ + resv.tr_logres = dfc->dfc_logres; + resv.tr_logcount = 1; + resv.tr_logflags = XFS_TRANS_PERM_LOG_RES; + + error = xfs_trans_alloc(mp, &resv, dfc->dfc_blkres, + dfc->dfc_rtxres, XFS_TRANS_RESERVE, &tp); if (error) return error;