Re: [PATCH RT 1/2 v2] dm-snapshot: fix crash with the realtime kernel

From: Sebastian Andrzej Siewior
Date: Tue Nov 19 2019 - 03:48:47 EST


On 2019-11-12 11:09:51 [-0500], Mikulas Patocka wrote:
> Snapshot doesn't work with realtime kernels since the commit f79ae415b64c.
> hlist_bl is implemented as a raw spinlock and the code takes two non-raw
> spinlocks while holding hlist_bl (non-raw spinlocks are blocking mutexes
> in the realtime kernel).

this series is still on the list of things for me to look atâ

Sebastian