Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case

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To: Feng Tang <feng.tang@xxxxxxxxx>
Subject: Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
From: Michal Hocko <mhocko@xxxxxxxx>
Date: Wed, 3 Aug 2022 15:21:22 +0200
Cc: Muchun Song <songmuchun@xxxxxxxxxxxxx>, "akpm@xxxxxxxxxxxxxxxxxxxx" <akpm@xxxxxxxxxxxxxxxxxxxx>, "bwidawsk@xxxxxxxxxx" <bwidawsk@xxxxxxxxxx>, "dave.hansen@xxxxxxxxxxxxxxx" <dave.hansen@xxxxxxxxxxxxxxx>, "linux-mm@xxxxxxxxx" <linux-mm@xxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, Mike Kravetz <mike.kravetz@xxxxxxxxxx>
In-reply-to: <Yurj0sOXgGf40AJE@feng-clx>
References: <YujGy8EIeZc1Avc7@FVFYT0MHHV2J> <YujUyCIBjFj+FzX5@feng-skl> <YujoLQt09Js/sSQL@dhcp22.suse.cz> <YuoYkPk+YzdPNvmN@feng-snb> <YuolieBmdaIzoS3t@dhcp22.suse.cz> <Yuqs+BTpfh9/PjtP@feng-clx> <Yupb+1mmn9sQ/G8K@dhcp22.suse.cz> <Yurd2iYp4XMIYM7T@feng-clx> <YupwjN6K6e6V3y+Q@dhcp22.suse.cz> <Yurj0sOXgGf40AJE@feng-clx>

On Thu 04-08-22 05:08:34, Feng Tang wrote:
[...]
> Do we still need the other nodemask API I proposed earlier which has
> no parameter of gfp_flag, and used for __nr_hugepages_store_common?

I would touch as little code as possible.
-- 
Michal Hocko
SUSE Labs

Follow-Ups:
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Feng Tang

References:
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Muchun Song
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Feng Tang
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Michal Hocko
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Feng Tang
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Michal Hocko
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Feng Tang
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Michal Hocko
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Feng Tang
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Michal Hocko
- Re: [PATCH] mm: mempolicy: fix policy_nodemask() for MPOL_PREFERRED_MANY case
  - From: Feng Tang

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