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-rw-r--r--fs/nfs/callback_proc.c1
-rw-r--r--fs/nfs/nfs4proc.c3
-rw-r--r--fs/nfs/pnfs.c1
-rw-r--r--fs/nfs/pnfs.h13
4 files changed, 17 insertions, 1 deletions
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 807eb6ef4f91..716cbff24450 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -192,6 +192,7 @@ static u32 initiate_file_draining(struct nfs_client *clp,
NFS_SERVER(ino)->pnfs_curr_ld->return_range(lo,
&args->cbl_range);
}
+ pnfs_mark_layout_returned_if_empty(lo);
unlock:
spin_unlock(&ino->i_lock);
pnfs_free_lseg_list(&free_me_list);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index fcd7a9039020..883da29b9ace 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -8049,9 +8049,10 @@ static void nfs4_layoutreturn_release(void *calldata)
dprintk("--> %s\n", __func__);
spin_lock(&lo->plh_inode->i_lock);
+ pnfs_mark_matching_lsegs_invalid(lo, &freeme, &lrp->args.range);
+ pnfs_mark_layout_returned_if_empty(lo);
if (lrp->res.lrs_present)
pnfs_set_layout_stateid(lo, &lrp->res.stateid, true);
- pnfs_mark_matching_lsegs_invalid(lo, &freeme, &lrp->args.range);
pnfs_clear_layoutreturn_waitbit(lo);
lo->plh_block_lgets--;
spin_unlock(&lo->plh_inode->i_lock);
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 6095a8d42766..b3fb6bb02275 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1149,6 +1149,7 @@ void pnfs_roc_set_barrier(struct inode *ino, u32 barrier)
spin_lock(&ino->i_lock);
lo = NFS_I(ino)->layout;
+ pnfs_mark_layout_returned_if_empty(lo);
if (pnfs_seqid_is_newer(barrier, lo->plh_barrier))
lo->plh_barrier = barrier;
spin_unlock(&ino->i_lock);
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index d1990e90e7a0..be24a759b655 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -556,6 +556,19 @@ pnfs_calc_offset_length(u64 offset, u64 end)
return 1 + end - offset;
}
+/**
+ * pnfs_mark_layout_returned_if_empty - marks the layout as returned
+ * @lo: layout header
+ *
+ * Note: Caller must hold inode->i_lock
+ */
+static inline void
+pnfs_mark_layout_returned_if_empty(struct pnfs_layout_hdr *lo)
+{
+ if (list_empty(&lo->plh_segs))
+ set_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags);
+}
+
extern unsigned int layoutstats_timer;
#ifdef NFS_DEBUG