From: Liam Howlett <liam.howlett@oracle.com>
To: SeongJae Park <sj@kernel.org>
Cc: "maple-tree@lists.infradead.org" <maple-tree@lists.infradead.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v2 22/44] mmap: Pass through vmi iterator to __split_vma()
Date: Mon, 9 Jan 2023 20:30:50 +0000 [thread overview]
Message-ID: <20230109203026.nqwhze2d5y62z4tf@revolver> (raw)
In-Reply-To: <20230109192831.61258-1-sj@kernel.org>
* SeongJae Park <sj@kernel.org> [230109 14:28]:
> On Mon, 9 Jan 2023 16:45:46 +0000 Liam Howlett <liam.howlett@oracle.com> wrote:
>
> > * SeongJae Park <sj@kernel.org> [230106 21:40]:
> > > Hello Liam,
> > >
> > > On Sat, 7 Jan 2023 02:01:26 +0000 SeongJae Park <sj@kernel.org> wrote:
> > >
> > > > Hello Liam,
> > > >
> > > >
> > > > I found 'make install' mm-unstable kernel fails from initramfs stage with
> > > > 'not a dynamic executable' message. I confirmed the issue is not reproducible
> > > > before your patchset[1] but after the series[2].
> > > >
> > > > I tried to bisect, but on a commit[3] middle of mm-unstable tree which this
> > > > patch is applied, I get below error while booting. Do you have an idea?
> > >
> > > I further bisected for the boot failure. The first bad commit was a8e0f2e12936
> > > ("mmap: change do_mas_munmap and do_mas_aligned_munmap() to use vma
> > > iterator")[1]. The stacktrace on the commit is as below.
> > >
> > ...
> >
> > Thanks for your work on this.
> >
> > I have found the issue and will send out a fix shortly. I am not
> > handling the invalidated state correctly in the write path.
>
> Thank you, I tested the patch and confirmed it is fixing the boot failure. The
> 'make install' issue on my system is not fixed yet, though. While doing bisect
> of the issue again with your boot failure fix, I found below build failure on a
> commit applying a patch of this series, namely "userfaultfd: use vma iterator".
>
> mm/madvise.c: In function ‘madvise_update_vma’:
> mm/madvise.c:165:11: error: implicit declaration of function ‘__split_vma’; did you mean ‘split_vma’? [-Werror=implicit-function-declaration]
> 165 | error = __split_vma(mm, vma, start, 1);
> | ^~~~~~~~~~~
> | split_vma
> cc1: some warnings being treated as errors
>
> Maybe "mm: add temporary vma iterator versions of vma_merge(), split_vma(), and
> __split_vma()" caused the build failure?
Yes, it seems I removed the external declaration before the function.
Thanks.
next prev parent reply other threads:[~2023-01-09 20:31 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-05 19:15 [PATCH v2 00/44] VMA tree type safety and remove __vma_adjust() Liam Howlett
2023-01-05 19:15 ` [PATCH v2 01/44] maple_tree: Add mas_init() function Liam Howlett
2023-01-05 19:15 ` [PATCH v2 02/44] maple_tree: Fix potential rcu issue Liam Howlett
2023-01-05 19:15 ` [PATCH v2 03/44] maple_tree: Reduce user error potential Liam Howlett
2023-01-05 19:15 ` [PATCH v2 05/44] mm: Expand vma iterator interface Liam Howlett
2023-01-05 19:15 ` [PATCH v2 04/44] test_maple_tree: Test modifications while iterating Liam Howlett
2023-01-05 19:15 ` [PATCH v2 06/44] mm/mmap: convert brk to use vma iterator Liam Howlett
2023-01-09 15:10 ` Vernon Yang
2023-01-09 16:38 ` Liam Howlett
2023-01-05 19:15 ` [PATCH v2 07/44] kernel/fork: Convert forking to using the vmi iterator Liam Howlett
2023-01-05 19:15 ` [PATCH v2 08/44] mmap: Convert vma_link() vma iterator Liam Howlett
2023-01-05 19:15 ` [PATCH v2 09/44] mm/mmap: Remove preallocation from do_mas_align_munmap() Liam Howlett
2023-01-05 19:15 ` [PATCH v2 11/44] mmap: Convert vma_expand() to use vma iterator Liam Howlett
2023-01-05 19:15 ` [PATCH v2 10/44] mmap: Change do_mas_munmap and do_mas_aligned_munmap() " Liam Howlett
2023-01-10 14:53 ` Sven Schnelle
2023-01-10 17:26 ` Liam Howlett
2023-01-11 6:55 ` Sven Schnelle
2023-01-05 19:15 ` [PATCH v2 12/44] mm: Add temporary vma iterator versions of vma_merge(), split_vma(), and __split_vma() Liam Howlett
2023-01-05 19:15 ` [PATCH v2 15/44] mm: Change mprotect_fixup to vma iterator Liam Howlett
2023-01-05 19:15 ` [PATCH v2 13/44] ipc/shm: Use the vma iterator for munmap calls Liam Howlett
2023-01-05 19:15 ` [PATCH v2 14/44] userfaultfd: Use vma iterator Liam Howlett
2023-01-05 19:15 ` [PATCH v2 16/44] mlock: Convert mlock to " Liam Howlett
2023-01-05 19:15 ` [PATCH v2 17/44] coredump: Convert " Liam Howlett
2023-01-05 19:15 ` [PATCH v2 18/44] mempolicy: " Liam Howlett
2023-01-05 19:15 ` [PATCH v2 19/44] task_mmu: " Liam Howlett
2023-01-05 19:15 ` [PATCH v2 21/44] madvise: Use vmi iterator for __split_vma() and vma_merge() Liam Howlett
2023-01-05 19:15 ` [PATCH v2 22/44] mmap: Pass through vmi iterator to __split_vma() Liam Howlett
2023-01-07 2:01 ` SeongJae Park
2023-01-07 2:39 ` SeongJae Park
2023-01-09 16:45 ` Liam Howlett
2023-01-09 19:28 ` SeongJae Park
2023-01-09 20:30 ` Liam Howlett [this message]
2023-01-09 23:07 ` SeongJae Park
2023-01-05 19:15 ` [PATCH v2 20/44] sched: Convert to vma iterator Liam Howlett
2023-01-05 19:15 ` [PATCH v2 25/44] mm: Switch vma_merge(), split_vma(), and __split_vma " Liam Howlett
2023-01-06 17:23 ` SeongJae Park
2023-01-06 19:20 ` Liam Howlett
2023-01-05 19:15 ` [PATCH v2 24/44] mm/mremap: Use vmi version of vma_merge() Liam Howlett
2023-01-05 19:15 ` [PATCH v2 23/44] mmap: " Liam Howlett
2023-01-05 19:16 ` [PATCH v2 26/44] mm/damon: Stop using vma_mas_store() for maple tree store Liam Howlett
2023-01-05 19:32 ` SeongJae Park
2023-01-05 19:52 ` Liam Howlett
2023-01-05 20:16 ` SeongJae Park
2023-01-05 19:16 ` [PATCH v2 27/44] mmap: Convert __vma_adjust() to use vma iterator Liam Howlett
2023-01-05 19:16 ` [PATCH v2 29/44] madvise: Use split_vma() instead of __split_vma() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 30/44] mm: Remove unnecessary write to vma iterator in __vma_adjust() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 28/44] mm: Pass through vma iterator to __vma_adjust() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 34/44] mm: Change munmap splitting order and move_vma() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 31/44] mm: Pass vma iterator through to __vma_adjust() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 32/44] mm: Add vma iterator to vma_adjust() arguments Liam Howlett
2023-01-05 19:16 ` [PATCH v2 33/44] mmap: Clean up mmap_region() unrolling Liam Howlett
2023-01-05 19:16 ` [PATCH v2 36/44] mm/mmap: Refactor locking out of __vma_adjust() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 35/44] mm/mmap: move anon_vma setting in __vma_adjust() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 37/44] mm/mmap: Use vma_prepare() and vma_complete() in vma_expand() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 40/44] mm/mmap: Don't use __vma_adjust() in shift_arg_pages() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 39/44] mm: Don't use __vma_adjust() in __split_vma() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 38/44] mm/mmap: Introduce init_vma_prep() and init_multi_vma_prep() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 41/44] mm/mmap: Introduce dup_vma_anon() helper Liam Howlett
2023-01-05 19:16 ` [PATCH v2 44/44] vma_merge: Set vma iterator to correct position Liam Howlett
2023-01-05 19:16 ` [PATCH v2 43/44] mm/mmap: Remove __vma_adjust() Liam Howlett
2023-01-05 19:16 ` [PATCH v2 42/44] mm/mmap: Convert do_brk_flags() to use vma_prepare() and vma_complete() Liam Howlett
2023-01-10 22:51 ` [PATCH v2 00/44] VMA tree type safety and remove __vma_adjust() Mark Brown
2023-01-11 2:22 ` Liam Howlett
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