Re: [patch] mm, zsmalloc: Convert zsmalloc_handle.lock to spinlock_t

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On Tue, 2021-08-24 at 13:14 +0200, Vlastimil Babka wrote:
> On 8/24/21 13:08, Mike Galbraith wrote:
> >
> > local_lock_t becoming a synonym of spinlock_t had consequences for
> > the RT
> > mods to zsmalloc, which were taking a mutex while holding a
> > local_lock,
> > inspiring a lockdep "BUG: Invalid wait context" gripe.
> >
> > Converting zsmalloc_handle.lock to a spinlock_t restored lockdep
> > silence.
> >
> > Signed-off-by: Mike Galbraith <efault@xxxxxx>
>
> BTW, does anyone really run zswap on a RT system?

(eek, oh hell no;) I only run ltp's zram tests to give box something
non-routine to do.

	-Mike





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