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Message-ID: <20231204203317.2092321-8-sashal@kernel.org>
Date: Mon, 4 Dec 2023 15:32:28 -0500
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc: Namjae Jeon <linkinjeon@...nel.org>,
Steve French <stfrench@...rosoft.com>,
Sasha Levin <sashal@...nel.org>, sfrench@...ba.org,
linux-cifs@...r.kernel.org
Subject: [PATCH AUTOSEL 6.6 08/32] ksmbd: move setting SMB2_FLAGS_ASYNC_COMMAND and AsyncId
From: Namjae Jeon <linkinjeon@...nel.org>
[ Upstream commit 9ac45ac7cf65b0623ceeab9b28b307a08efa22dc ]
Directly set SMB2_FLAGS_ASYNC_COMMAND flags and AsyncId in smb2 header of
interim response instead of current response header.
Signed-off-by: Namjae Jeon <linkinjeon@...nel.org>
Signed-off-by: Steve French <stfrench@...rosoft.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
fs/smb/server/smb2pdu.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index a85f3cc7c181f..7eaac1098f637 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -657,13 +657,9 @@ smb2_get_name(const char *src, const int maxlen, struct nls_table *local_nls)
int setup_async_work(struct ksmbd_work *work, void (*fn)(void **), void **arg)
{
- struct smb2_hdr *rsp_hdr;
struct ksmbd_conn *conn = work->conn;
int id;
- rsp_hdr = ksmbd_resp_buf_next(work);
- rsp_hdr->Flags |= SMB2_FLAGS_ASYNC_COMMAND;
-
id = ksmbd_acquire_async_msg_id(&conn->async_ida);
if (id < 0) {
pr_err("Failed to alloc async message id\n");
@@ -671,7 +667,6 @@ int setup_async_work(struct ksmbd_work *work, void (*fn)(void **), void **arg)
}
work->asynchronous = true;
work->async_id = id;
- rsp_hdr->Id.AsyncId = cpu_to_le64(id);
ksmbd_debug(SMB,
"Send interim Response to inform async request id : %d\n",
@@ -723,6 +718,8 @@ void smb2_send_interim_resp(struct ksmbd_work *work, __le32 status)
__SMB2_HEADER_STRUCTURE_SIZE);
rsp_hdr = smb2_get_msg(in_work->response_buf);
+ rsp_hdr->Flags |= SMB2_FLAGS_ASYNC_COMMAND;
+ rsp_hdr->Id.AsyncId = cpu_to_le64(work->async_id);
smb2_set_err_rsp(in_work);
rsp_hdr->Status = status;
--
2.42.0
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