NFS: O_DIRECT pgio_completion_ops error_cleanup must unlock the request

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: Fred Isaman <iisaman@netapp.com>

diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index f30d5c2..af02bde 100644 (file)
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -292,7 +292,7 @@ out_put:
        hdr->release(hdr);
 }
 
-static void nfs_sync_pgio_error(struct list_head *head)
+static void nfs_read_sync_pgio_error(struct list_head *head)
 {
        struct nfs_page *req;
 
@@ -309,7 +309,7 @@ static void nfs_direct_pgio_init(struct nfs_pgio_header *hdr)
 }
 
 static const struct nfs_pgio_completion_ops nfs_direct_read_completion_ops = {
-       .error_cleanup = nfs_sync_pgio_error,
+       .error_cleanup = nfs_read_sync_pgio_error,
        .init_hdr = nfs_direct_pgio_init,
        .completion = nfs_direct_read_completion,
 };
@@ -775,8 +775,20 @@ out_put:
        hdr->release(hdr);
 }
 
+static void nfs_write_sync_pgio_error(struct list_head *head)
+{
+       struct nfs_page *req;
+
+       while (!list_empty(head)) {
+               req = nfs_list_entry(head->next);
+               nfs_list_remove_request(req);
+               nfs_release_request(req);
+               nfs_unlock_request(req);
+       }
+}
+
 static const struct nfs_pgio_completion_ops nfs_direct_write_completion_ops = {
-       .error_cleanup = nfs_sync_pgio_error,
+       .error_cleanup = nfs_write_sync_pgio_error,
        .init_hdr = nfs_direct_pgio_init,
        .completion = nfs_direct_write_completion,
 };