From: Hugh Dickins <hughd@google•com>
To: Naresh Kamboju <naresh.kamboju@linaro•org>
Cc: open list <linux-kernel@vger•kernel.org>,
Linux-Next Mailing List <linux-next@vger•kernel.org>,
regressions@lists•linux.dev, lkft-triage@lists•linaro.org,
Hugh Dickins <hughd@google•com>,
Alistair Popple <apopple@nvidia•com>,
David Hildenbrand <david@redhat•com>,
Greg Thelen <gthelen@google•com>,
Johannes Weiner <hannes@cmpxchg•org>,
"Kirill A. Shutemov" <kirill@shutemov•name>,
Matthew Wilcox <willy@infradead•org>,
Michal Hocko <mhocko@suse•com>, Rik van Riel <riel@surriel•com>,
Shakeel Butt <shakeelb@google•com>,
Suren Baghdasaryan <surenb@google•com>,
Vlastimil Babka <vbabka@suse•cz>, Yu Zhao <yuzhao@google•com>,
Andrew Morton <akpm@linux-foundation•org>
Subject: Re: mm/munlock: mlock_page() munlock_page() batch by pagevec
Date: Wed, 9 Feb 2022 20:49:57 -0800 (PST) [thread overview]
Message-ID: <5d63a397-96e-7e9a-eb9f-289904f9998@google.com> (raw)
In-Reply-To: <CA+G9fYv_ssRhvYi4mM1ZeGCL2meFwRsakpADp_Cz3bNDZz2zSA@mail.gmail.com>
On Wed, 9 Feb 2022, Naresh Kamboju wrote:
> The following build regression noticed while building Linux next 20220209
> arm/riscv/sh of allnoconfig and tinyconfig builds failed with gcc-10,
> gcc-11 and clang-13.
>
> clang: warning: argument unused during compilation: '-march=armv7-m'
> [-Wunused-command-line-argument]
> mm/swap.c:637:2: error: implicit declaration of function
> 'mlock_page_drain' [-Werror,-Wimplicit-function-declaration]
> mlock_page_drain(cpu);
> ^
> 1 error generated.
> make[2]: *** [scripts/Makefile.build:289: mm/swap.o] Error 1
>
> Reported-by: Linux Kernel Functional Testing <lkft@linaro•org>
Thanks Naresh, Geert had already reported, and SeongJae sent a fix in
https://lore.kernel.org/lkml/20220209094158.21941-2-sj@kernel.org/
Turns out that a !CONFIG_MMU CONFIG_SMP config will need one more stub,
I just sent a v2 update to SJ's patch in that thread.
Hugh
prev parent reply other threads:[~2022-02-10 4:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-09 14:57 mm/munlock: mlock_page() munlock_page() batch by pagevec Naresh Kamboju
2022-02-10 4:49 ` Hugh Dickins [this message]
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