Response to userspace requests should not be analyzed and translated
to msg->errors. Instead the entire response message should be just
passed to userspace and let userspace handle it.
Fix the issue that userspace krpcio getting aborted by PCS_RPC_ERROR_RESP
response.
Signed-off-by: Liu Kui <kui....@virtuozzo.com>
---
fs/fuse/kio/pcs/pcs_rpc.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/fs/fuse/kio/pcs/pcs_rpc.c b/fs/fuse/kio/pcs/pcs_rpc.c
index deebc1dddf1b..f990f0f30609 100644
--- a/fs/fuse/kio/pcs/pcs_rpc.c
+++ b/fs/fuse/kio/pcs/pcs_rpc.c
@@ -484,6 +484,12 @@ static void handle_response(struct pcs_rpc * ep, struct
pcs_msg * msg)
pcs_msg_del_calendar(req);
list_del(&req->list);
+ /* don't try to interpret response to request from userspace */
+ if (!(h->xid.origin.val & PCS_NODE_ALT_MASK)) {
+ req->response = msg;
+ goto skip;
+ }
+
if (h->type == PCS_RPC_ERROR_RESP) {
struct pcs_rpc_error_resp * eh = (struct pcs_rpc_error_resp
*)msg->_inline_buffer;
@@ -502,6 +508,7 @@ static void handle_response(struct pcs_rpc * ep, struct
pcs_msg * msg)
req->response = msg;
}
+skip:
if (ep->ops->hook_response)
ep->ops->hook_response(ep, req);
--
2.39.3 (Apple Git-146)
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