Commit 9b5e6c0f authored by Tiwei Bie's avatar Tiwei Bie Committed by Johannes Berg
Browse files

um: Set parent-death signal for ubd io thread/process 



The ubd io thread is not really a traditional thread. Set the
parent-death signal for it to ensure that it will be killed if
the UML kernel dies unexpectedly without proper cleanup.

Signed-off-by: default avatarTiwei Bie <tiwei.btw@antgroup.com>
Link: https://patch.msgid.link/20241024142828.2612828-3-tiwei.btw@antgroup.com


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 4e5adbe4

arch/um/drivers/ubd_kern.c

+1 −0
Original line number Diff line number Diff line
@@ -1499,6 +1499,7 @@ int io_thread(void *arg) 
{

	int n, count, written, res;



	os_set_pdeathsig();

	os_fix_helper_signals();



	while(1){