Re: [PATCH for-6.0 2/2] block/nbd: ensure ->connection_thread is always valid

On Sat, Apr 10, 2021 at 12:56:34PM +0300, Vladimir Sementsov-Ogievskiy wrote: > 10.04.2021 11:38, Vladimir Sementsov-Ogievskiy wrote: > > 10.04.2021 11:06, Vladimir Sementsov-Ogievskiy wrote: > > > 09.04.2021 19:04, Roman Kagan wrote: > > > > Simplify lifetime management of BDRVNBDState->connection

Re: [PATCH for-6.0 2/2] block/nbd: ensure ->connection_thread is always valid

10.04.2021 11:38, Vladimir Sementsov-Ogievskiy wrote: 10.04.2021 11:06, Vladimir Sementsov-Ogievskiy wrote: 09.04.2021 19:04, Roman Kagan wrote: Simplify lifetime management of BDRVNBDState->connection_thread by delaying the possible cleanup of it until the BDRVNBDState itself goes away. This

Re: [PATCH for-6.0 2/2] block/nbd: ensure ->connection_thread is always valid

10.04.2021 11:06, Vladimir Sementsov-Ogievskiy wrote: 09.04.2021 19:04, Roman Kagan wrote: Simplify lifetime management of BDRVNBDState->connection_thread by delaying the possible cleanup of it until the BDRVNBDState itself goes away. This also fixes possible use-after-free in nbd_co_establish_

Re: [PATCH for-6.0 2/2] block/nbd: ensure ->connection_thread is always valid

09.04.2021 19:04, Roman Kagan wrote: Simplify lifetime management of BDRVNBDState->connection_thread by delaying the possible cleanup of it until the BDRVNBDState itself goes away. This also fixes possible use-after-free in nbd_co_establish_connection when it races with nbd_co_establish_connecti

[PATCH for-6.0 2/2] block/nbd: ensure ->connection_thread is always valid

Simplify lifetime management of BDRVNBDState->connection_thread by delaying the possible cleanup of it until the BDRVNBDState itself goes away. This also fixes possible use-after-free in nbd_co_establish_connection when it races with nbd_co_establish_connection_cancel. Signed-off-by: Roman Kagan