Re: [PATCH v5 02/11] mm/mempolicy: introduce MPOL_WEIGHTED_INTERLEAVE for weighted interleaving

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To: "Huang, Ying" <ying.huang@xxxxxxxxx>
Subject: Re: [PATCH v5 02/11] mm/mempolicy: introduce MPOL_WEIGHTED_INTERLEAVE for weighted interleaving
From: Gregory Price <gregory.price@xxxxxxxxxxxx>
Date: Tue, 26 Dec 2023 03:06:01 -0500
Cc: Gregory Price <gourry.memverge@xxxxxxxxx>, linux-mm@xxxxxxxxx, linux-doc@xxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-api@xxxxxxxxxxxxxxx, x86@xxxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, arnd@xxxxxxxx, tglx@xxxxxxxxxxxxx, luto@xxxxxxxxxx, mingo@xxxxxxxxxx, bp@xxxxxxxxx, dave.hansen@xxxxxxxxxxxxxxx, hpa@xxxxxxxxx, mhocko@xxxxxxxxxx, tj@xxxxxxxxxx, corbet@xxxxxxx, rakie.kim@xxxxxx, hyeongtak.ji@xxxxxx, honggyu.kim@xxxxxx, vtavarespetr@xxxxxxxxxx, peterz@xxxxxxxxxxxxx, jgroves@xxxxxxxxxx, ravis.opensrc@xxxxxxxxxx, sthanneeru@xxxxxxxxxx, emirakhur@xxxxxxxxxx, Hasan.Maruf@xxxxxxx, seungjun.ha@xxxxxxxxxxx, Srinivasulu Thanneeru <sthanneeru.opensrc@xxxxxxxxxx>
In-reply-to: <ZYp6ZRLZQVtTHest@memverge.com>
References: <20231223181101.1954-1-gregory.price@memverge.com> <20231223181101.1954-3-gregory.price@memverge.com> <8734vof3kq.fsf@yhuang6-desk2.ccr.corp.intel.com> <ZYp6ZRLZQVtTHest@memverge.com>

On Tue, Dec 26, 2023 at 02:01:57AM -0500, Gregory Price wrote:
> > 
> > If pol->wil.cur_weight == 0, prev_node will be used without being
> > initialized below.
> > 
> 
> pol->wil.cur_weight is not used below.
> 

disregard, i misread your comment. prev_node should be initialized, to 
NO_NUMA_NODE.  Will fix.

~Gregory

References:
- [PATCH v5 00/11] mempolicy2, mbind2, and weighted interleave
  - From: Gregory Price
- Re: [PATCH v5 02/11] mm/mempolicy: introduce MPOL_WEIGHTED_INTERLEAVE for weighted interleaving
  - From: Huang, Ying
- Re: [PATCH v5 02/11] mm/mempolicy: introduce MPOL_WEIGHTED_INTERLEAVE for weighted interleaving
  - From: Gregory Price

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