pNFS/flexfiles: Ensure we always return a layout if it has layoutstats

If a layout segment is carrying layoutstats or layout error information,
then we always want to return it rather than using a forgetful model.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2018-06-23 11:42:36 -04:00
parent f0b429819b
commit 056f9ad62e

View file

@ -1323,6 +1323,7 @@ static void ff_layout_read_record_layoutstats_done(struct rpc_task *task,
FF_LAYOUT_COMP(hdr->lseg, hdr->pgio_mirror_idx),
hdr->args.count,
hdr->res.count);
set_bit(NFS_LSEG_LAYOUTRETURN, &hdr->lseg->pls_flags);
}
static int ff_layout_read_prepare_common(struct rpc_task *task,
@ -1507,6 +1508,7 @@ static void ff_layout_write_record_layoutstats_done(struct rpc_task *task,
FF_LAYOUT_COMP(hdr->lseg, hdr->pgio_mirror_idx),
hdr->args.count, hdr->res.count,
hdr->res.verf->committed);
set_bit(NFS_LSEG_LAYOUTRETURN, &hdr->lseg->pls_flags);
}
static int ff_layout_write_prepare_common(struct rpc_task *task,
@ -1615,6 +1617,7 @@ static void ff_layout_commit_record_layoutstats_done(struct rpc_task *task,
nfs4_ff_layout_stat_io_end_write(task,
FF_LAYOUT_COMP(cdata->lseg, cdata->ds_commit_index),
count, count, NFS_FILE_SYNC);
set_bit(NFS_LSEG_LAYOUTRETURN, &cdata->lseg->pls_flags);
}
static void ff_layout_commit_prepare_common(struct rpc_task *task,