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-rw-r--r--fs/nfs/pnfs.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index a3851debf8a2..a6586cdee211 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1797,6 +1797,35 @@ pnfs_set_layoutcommit(struct nfs_pgio_header *hdr)
}
EXPORT_SYMBOL_GPL(pnfs_set_layoutcommit);
+void pnfs_commit_set_layoutcommit(struct nfs_commit_data *data)
+{
+ struct inode *inode = data->inode;
+ struct nfs_inode *nfsi = NFS_I(inode);
+ bool mark_as_dirty = false;
+
+ spin_lock(&inode->i_lock);
+ if (!test_and_set_bit(NFS_INO_LAYOUTCOMMIT, &nfsi->flags)) {
+ mark_as_dirty = true;
+ dprintk("%s: Set layoutcommit for inode %lu ",
+ __func__, inode->i_ino);
+ }
+ if (!test_and_set_bit(NFS_LSEG_LAYOUTCOMMIT, &data->lseg->pls_flags)) {
+ /* references matched in nfs4_layoutcommit_release */
+ pnfs_get_lseg(data->lseg);
+ }
+ if (data->lwb > nfsi->layout->plh_lwb)
+ nfsi->layout->plh_lwb = data->lwb;
+ spin_unlock(&inode->i_lock);
+ dprintk("%s: lseg %p end_pos %llu\n",
+ __func__, data->lseg, nfsi->layout->plh_lwb);
+
+ /* if pnfs_layoutcommit_inode() runs between inode locks, the next one
+ * will be a noop because NFS_INO_LAYOUTCOMMIT will not be set */
+ if (mark_as_dirty)
+ mark_inode_dirty_sync(inode);
+}
+EXPORT_SYMBOL_GPL(pnfs_commit_set_layoutcommit);
+
void pnfs_cleanup_layoutcommit(struct nfs4_layoutcommit_data *data)
{
struct nfs_server *nfss = NFS_SERVER(data->args.inode);