linux-kernel - Re: [PATCH 09/16] sparc64: use the generic get_user_pages

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Message-ID: <20190810071701.GA23686@lst.de>
Date:   Sat, 10 Aug 2019 09:17:01 +0200
From:   Christoph Hellwig <hch@....de>
To:     Anatoly Pugachev <matorola@...il.com>
Cc:     "Dmitry V. Levin" <ldv@...linux.org>,
        Christoph Hellwig <hch@....de>,
        Khalid Aziz <khalid.aziz@...cle.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        "David S. Miller" <davem@...emloft.net>,
        Sparc kernel list <sparclinux@...r.kernel.org>,
        linux-mm@...ck.org,
        Linux Kernel list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 09/16] sparc64: use the generic get_user_pages_fast code

There isn't really a way to use an arch-specific get_user_pages_fast
in mainline, you'd need to revert the whole series.  As a relatively
quick workaround you can just remove the

        select HAVE_FAST_GUP if SPARC64

line from arch/sparc/Kconfig