linux-kernel - Re: [PATCH v3 00/11] mempolicy2, mbind2, and weighted interleave

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Message-Id: <3cfc21ef-107f-419e-b31d-20f31d68126e@app.fastmail.com>
Date: Mon, 18 Dec 2023 09:42:29 +0000
From: "Arnd Bergmann" <arnd@...db.de>
To: "Gregory Price" <gourry.memverge@...il.com>, linux-mm@...ck.org
Cc: linux-doc@...r.kernel.org, linux-fsdevel@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-api@...r.kernel.org, x86@...nel.org,
 "Andrew Morton" <akpm@...ux-foundation.org>,
 "Thomas Gleixner" <tglx@...utronix.de>,
 "Andy Lutomirski" <luto@...nel.org>, "Ingo Molnar" <mingo@...hat.com>,
 "Borislav Petkov" <bp@...en8.de>,
 "Dave Hansen" <dave.hansen@...ux.intel.com>,
 "H. Peter Anvin" <hpa@...or.com>, "Michal Hocko" <mhocko@...nel.org>,
 "Tejun Heo" <tj@...nel.org>, "Ying Huang" <ying.huang@...el.com>,
 "Gregory Price" <gregory.price@...verge.com>,
 "Jonathan Corbet" <corbet@....net>, rakie.kim@...com,
 "Hyeongtak Ji" <hyeongtak.ji@...com>, honggyu.kim@...com,
 vtavarespetr@...ron.com, "Peter Zijlstra" <peterz@...radead.org>,
 jgroves@...ron.com, ravis.opensrc@...ron.com, sthanneeru@...ron.com,
 emirakhur@...ron.com, Hasan.Maruf@....com, seungjun.ha@...sung.com,
 "Johannes Weiner" <hannes@...xchg.org>,
 "Hasan Al Maruf" <hasanalmaruf@...com>, "Hao Wang" <haowang3@...com>,
 "Dan Williams" <dan.j.williams@...el.com>,
 "Michal Hocko" <mhocko@...e.com>,
 "Zhongkun He" <hezhongkun.hzk@...edance.com>,
 "Frank van der Linden" <fvdl@...gle.com>,
 "John Groves" <john@...alactic.com>,
 "Jonathan Cameron" <Jonathan.Cameron@...wei.com>
Subject: Re: [PATCH v3 00/11] mempolicy2, mbind2, and weighted interleave

On Wed, Dec 13, 2023, at 22:41, Gregory Price wrote:
>  .../ABI/testing/sysfs-kernel-mm-mempolicy     |   4 +
>  ...fs-kernel-mm-mempolicy-weighted-interleave |  22 +
>  .../admin-guide/mm/numa_memory_policy.rst     |  67 ++
>  arch/alpha/kernel/syscalls/syscall.tbl        |   3 +
>  arch/arm/tools/syscall.tbl                    |   3 +
>  arch/m68k/kernel/syscalls/syscall.tbl         |   3 +
>  arch/microblaze/kernel/syscalls/syscall.tbl   |   3 +

In the patches that add the system call numbers, you still need to
modify __NR_compat_syscalls in arch/arm64/include/asm/unistd.h,
and add the compat syscall in arch/arm64/include/asm/unistd32.h.

One day I'll get around to fixing this so it's no longer
necessary.

      Arnd