Re: [patch V2 0/7] fs: Substitute bit-spinlocks for PREEMPT_RT and debugging
From: Sebastian Siewior
Date: Tue Aug 20 2019 - 13:17:13 EST
On 2019-08-10 01:18:34 [-0700], Christoph Hellwig wrote:
> > > Does SLUB work on -rt at all?
> > It's the only allocator we support with a few tweaks :)
> What do you do about this particular piece of code there?
This part remains untouched. This "lock" is acquired within ->list_lock
which is a raw_spinlock_t and disables preemption/interrupts on -RT.