[PATCH 6.1.y 5/5] ksmbd: Add missing set_freezable() for freezable kthread

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From: Kevin Hao <haokexin@xxxxxxxxx>

[ Upstream commit 8fb7b723924cc9306bc161f45496497aec733904 ]

The kernel thread function ksmbd_conn_handler_loop() invokes
the try_to_freeze() in its loop. But all the kernel threads are
non-freezable by default. So if we want to make a kernel thread to be
freezable, we have to invoke set_freezable() explicitly.

Signed-off-by: Kevin Hao <haokexin@xxxxxxxxx>
Acked-by: Namjae Jeon <linkinjeon@xxxxxxxxxx>
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
---
 fs/smb/server/connection.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/smb/server/connection.c b/fs/smb/server/connection.c
index 7977827c6541..09e1e7771592 100644
--- a/fs/smb/server/connection.c
+++ b/fs/smb/server/connection.c
@@ -284,6 +284,7 @@ int ksmbd_conn_handler_loop(void *p)
 		goto out;
 
 	conn->last_active = jiffies;
+	set_freezable();
 	while (ksmbd_conn_alive(conn)) {
 		if (try_to_freeze())
 			continue;
-- 
2.25.1





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