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-rw-r--r--fs/nfs/pnfs.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index ffe02e43f8c0..be960e47d7f6 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -2014,7 +2014,7 @@ lookup_again:
* If the layout segment list is empty, but there are outstanding
* layoutget calls, then they might be subject to a layoutrecall.
*/
- if (list_empty(&lo->plh_segs) &&
+ if ((list_empty(&lo->plh_segs) || !pnfs_layout_is_valid(lo)) &&
atomic_read(&lo->plh_outstanding) != 0) {
spin_unlock(&ino->i_lock);
lseg = ERR_PTR(wait_var_event_killable(&lo->plh_outstanding,
@@ -2390,11 +2390,13 @@ pnfs_layout_process(struct nfs4_layoutget *lgp)
goto out_forget;
}
+ if (!pnfs_layout_is_valid(lo) && !pnfs_is_first_layoutget(lo))
+ goto out_forget;
+
if (nfs4_stateid_match_other(&lo->plh_stateid, &res->stateid)) {
/* existing state ID, make sure the sequence number matches. */
if (pnfs_layout_stateid_blocked(lo, &res->stateid)) {
- if (!pnfs_layout_is_valid(lo) &&
- pnfs_is_first_layoutget(lo))
+ if (!pnfs_layout_is_valid(lo))
lo->plh_barrier = 0;
dprintk("%s forget reply due to sequence\n", __func__);
goto out_forget;
@@ -2413,8 +2415,6 @@ pnfs_layout_process(struct nfs4_layoutget *lgp)
goto out_forget;
} else {
/* We have a completely new layout */
- if (!pnfs_is_first_layoutget(lo))
- goto out_forget;
pnfs_set_layout_stateid(lo, &res->stateid, lgp->cred, true);
}