[5.4,043/255] ext4: make ext4_lazyinit_thread freezable

Message ID 20221024113003.863221366@linuxfoundation.org
State New
Headers
Series None |

Commit Message

Greg KH Oct. 24, 2022, 11:29 a.m. UTC
  From: Lalith Rajendran <lalithkraj@google.com>

commit 3b575495ab8dbb4dbe85b4ac7f991693c3668ff5 upstream.

ext4_lazyinit_thread is not set freezable. Hence when the thread calls
try_to_freeze it doesn't freeze during suspend and continues to send
requests to the storage during suspend, resulting in suspend failures.

Cc: stable@kernel.org
Signed-off-by: Lalith Rajendran <lalithkraj@google.com>
Link: https://lore.kernel.org/r/20220818214049.1519544-1-lalithkraj@google.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 fs/ext4/super.c |    1 +
 1 file changed, 1 insertion(+)
  

Patch

--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -3157,6 +3157,7 @@  static int ext4_lazyinit_thread(void *ar
 	unsigned long next_wakeup, cur;
 
 	BUG_ON(NULL == eli);
+	set_freezable();
 
 cont_thread:
 	while (true) {