From: SeongJae Park <sj@kernel.org>
To: Jianhui Zhou <jianhuizzzzz@gmail.com>
Cc: SeongJae Park <sj@kernel.org>,
aarcange@redhat.com, akpm@linux-foundation.org, david@kernel.org,
jonaszhou@zhaoxin.com, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, mike.kravetz@oracle.com,
muchun.song@linux.dev, osalvador@suse.de, peterx@redhat.com,
rppt@kernel.org, stable@vger.kernel.org,
syzbot+f525fd79634858f478e7@syzkaller.appspotmail.com
Subject: Re: [PATCH] mm/userfaultfd: fix hugetlb fault mutex hash calculation
Date: Sun, 8 Mar 2026 15:57:27 -0700 [thread overview]
Message-ID: <20260308225727.77058-1-sj@kernel.org> (raw)
In-Reply-To: <20260308134152.6877-1-jianhuizzzzz@gmail.com>
On Sun, 8 Mar 2026 21:41:51 +0800 Jianhui Zhou <jianhuizzzzz@gmail.com> wrote:
> On Fri, Mar 07, 2026 at 03:27:00AM +0000, SeongJae Park wrote:
> > I just found this patch makes UML build fails as below.
> >
> > ../include/linux/hugetlb.h:1214:16: error: implicit declaration of
> > function 'linear_page_index' [-Wimplicit-function-declaration]
>
> Thanks for catching this! As Peter pointed out, the
> !CONFIG_HUGETLB_PAGE stub is actually unnecessary since
> mfill_atomic_hugetlb() is only compiled when CONFIG_HUGETLB_PAGE is
> enabled. I have removed it in v2, which also fixes this build error.
Makes sense, thank you for the kind update, Jianhui!
I also confirmed mm-new that updated with the v2 doesn't cause the build error.
Thanks,
SJ
[...]
next prev parent reply other threads:[~2026-03-08 22:57 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-06 14:03 [PATCH] mm/userfaultfd: fix hugetlb fault mutex hash calculation Jianhui Zhou
2026-03-06 16:53 ` Peter Xu
2026-03-07 13:37 ` 周建辉
2026-03-07 13:59 ` Jianhui Zhou
2026-03-07 3:27 ` SeongJae Park
2026-03-08 13:41 ` Jianhui Zhou
2026-03-08 22:57 ` SeongJae Park [this message]
2026-03-07 14:35 ` [PATCH v2] " Jianhui Zhou
2026-03-09 2:08 ` Hugh Dickins
2026-03-09 3:08 ` Jianhui Zhou
2026-03-09 16:47 ` David Hildenbrand (Arm)
2026-03-10 10:24 ` Jianhui Zhou
2026-03-09 3:30 ` [PATCH v3] " Jianhui Zhou
2026-03-10 11:05 ` [PATCH v4] " Jianhui Zhou
2026-03-10 19:47 ` jane.chu
2026-03-11 10:54 ` Jianhui Zhou
2026-03-25 0:03 ` Andrew Morton
2026-03-25 1:06 ` SeongJae Park
2026-03-25 6:07 ` Jianhui Zhou
2026-03-25 8:49 ` David Hildenbrand (Arm)
2026-03-25 19:08 ` Mike Rapoport
2026-03-25 8:49 ` David Hildenbrand (Arm)
2026-03-25 19:02 ` Mike Rapoport
2026-03-25 23:46 ` jane.chu
2026-03-26 9:18 ` David Hildenbrand (Arm)
2026-03-25 19:10 ` Mike Rapoport
-- strict thread matches above, loose matches on Subject: below --
2026-03-06 13:59 [PATCH] " Jianhui Zhou
2026-03-06 13:51 Jianhui Zhou
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