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Date:   Fri, 12 May 2023 14:15:10 -0700
From:   Andrew Morton <akpm@linux-foundation.org>
To:     Catalin Marinas <catalin.marinas@arm.com>
Cc:     Nhat Pham <nphamcs@gmail.com>, linux-api@vger.kernel.org,
        kernel-team@meta.com, linux-arch@vger.kernel.org,
        hannes@cmpxchg.org, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org, arnd@arndb.de, will@kernel.org,
        linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] arm64: wire up cachestat for arm64
Message-Id: <20230512141510.20075825899e3c869c5358ca@linux-foundation.org>
In-Reply-To: <ZF4YEjiTOeu3jx+5@arm.com>
References: <20230510195806.2902878-1-nphamcs@gmail.com>
        <20230511092843.3896327-1-nphamcs@gmail.com>
        <ZF4YEjiTOeu3jx+5@arm.com>
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On Fri, 12 May 2023 11:42:26 +0100 Catalin Marinas <catalin.marinas@arm.com> wrote:

> On Thu, May 11, 2023 at 02:28:43AM -0700, Nhat Pham wrote:
> > cachestat is a new syscall that was previously wired in for most
> > architectures:
> > 
> > https://lore.kernel.org/lkml/20230503013608.2431726-1-nphamcs@gmail.com/
> > https://lore.kernel.org/linux-mm/20230510195806.2902878-1-nphamcs@gmail.com/
> > 
> > However, those patches miss arm64, which has its own syscall table in arch/arm64.
> > This patch wires cachestat in for arm64.
> 
> You may want to clarify that this is for compat support on arm64,
> otherwise native support uses the generic syscall numbers already.

Thanks, I updated the changelog thusly.  Note that this patch is
transitory - it will be squashed into "cachestat: wire up cachestat for
other architectures".