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Date:   Wed, 4 Dec 2019 16:09:21 +0100
From:   Oleg Nesterov <oleg@redhat.com>
To:     Andrew Morton <akpm@linux-foundation.org>
Cc:     Andy Lutomirski <luto@kernel.org>, Borislav Petkov <bp@alien8.de>,
        Ingo Molnar <mingo@kernel.org>,
        Jan Kratochvil <jan.kratochvil@redhat.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Pedro Alves <palves@redhat.com>, Peter Anvin <hpa@zytor.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        linux-kernel@vger.kernel.org, x86@kernel.org
Subject: Re: [PATCH v2 1/4] introduce set_restart_fn() and
 arch_set_restart_data()
Message-ID: <20191204150921.GA14871@redhat.com>
References: <20191126110659.GA14042@redhat.com>
 <20191203141239.GA30688@redhat.com>
 <20191203141305.GB30688@redhat.com>
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On 12/03, Oleg Nesterov wrote:
>
> +static inline long set_restart_fn(struct restart_block *restart,
> +=09=09=09=09=09long (*fn)(struct restart_block *))
> +{
> +=09restart->fn =3D fn;
> +=09arch_set_restart_data(restart);
> +=09return -ERESTART_RESTARTBLOCK;

this needs include/errno.h (thank you kbuild test robot), I am sending v3.

Oleg.