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SubjectRe: dm bufio: Reduce dm_bufio_lock contention
On Tue 04-09-18 13:30:44, Mikulas Patocka wrote:
> On Tue, 4 Sep 2018, Michal Hocko wrote:
> > Regarding other other workloads. AFAIR the problem was due to the
> > wait_iff_congested in the direct reclaim. And I've been arguing that
> > special casing __GFP_NORETRY is not a propoer way to handle that case.
> > We have PF_LESS_THROTTLE to handle cases where the caller cannot be
> > really throttled because it is a part of the congestion control. I dunno
> > what happened in that regards since then though.
> > --
> > Michal Hocko
> > SUSE Labs
> So, could you take this patch
> and commit it to the kernel?
> You agreed with that patch, but you didn't commit it.

Because I do not maintain any tree that Linus pulls from. You need to
involve Andrew Morton to get this to the mm tree and then to Linus.
Michal Hocko

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