Re: [PATCH v2] ksmbd: quiet mdssvc RPC log spam in create_smb2_pipe

On Fri, Jul 10, 2026 at 1:51 AM Gaël Blivet-Bailly
<[email protected]> wrote:
>
> From: Gael Blivet <[email protected]>
>
> Follow-up to
> commit bb682f1496f7 ("ksmbd: quiet mdssvc RPC log spam"),
> which silenced __rpc_method()'s own "Unsupported RPC: mdssvc" log line
> but missed that ksmbd_session_rpc_open() failing for that same,
> now-still-rejected pipe also trips a second, separate pr_err() here in
> its caller. macOS's routine mdssvc (Spotlight) probes still spam the
> kernel log via this second site on every single probe, defeating the
> original commit's stated purpose.
>
> Suppress this specific case the same way the other site does; behavior
> is unchanged for every other RPC failure.
>
> __rpc_method() (mgmt/user_session.c) returns -ENOENT for mdssvc, not
> -EINVAL.
>
> Signed-off-by: Gael Blivet <[email protected]>
Applied it to #ksmbd-for-next-next.
Thanks!