Re: [Qemu-devel] [PATCH v4 0/2] char-socket: Fix race condition

[Andrey Shinkevich]

On 21/08/2019 11:18, Paolo Bonzini wrote:
> On 12/08/19 17:58, Andrey Shinkevich wrote:
>> This fixes a race condition in which the tcp_chr_read() ioc handler
>> can close a connection that is being written to from another thread.
>>
>> v4:
>>      The functions qemu_idle_add() and tcp_chr_be_event_closed() were removed
>>      because the callback is invoked after the call to 
>> object_property_del_all()
>>      so, the "chardev" object had been deleted and the segmentation fault 
>> occurs.
>>      Let's please apply the Alberto's simplified series to avoid the race 
>> condition.
>>
>> v3:
>>      See the email thread with the Message ID
>>      <address@hidden>
>>
>> Alberto Garcia (2):
>>    main-loop: Fix GSource leak in qio_task_thread_worker()
>>    char-socket: Lock tcp_chr_disconnect()
>>
>>   chardev/char-socket.c | 16 +++++++++++++---
>>   io/task.c             |  1 +
>>   2 files changed, 14 insertions(+), 3 deletions(-)
>>
> 
> Queued, thanks.
> 
> Paolo
> 
Thanks you all too.
Andrey
-- 
With the best regards,
Andrey Shinkevich