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From: Arnd Bergmann <arnd@arndb.de>
To: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Arnd Bergmann <arnd@arndb.de>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux Next Mailing List <linux-next@vger.kernel.org>,
	Anton Altaparmakov <anton@tuxera.com>,
	Joel Stanley <joel@jms.id.au>,
	Michael Ellerman <mpe@ellerman.id.au>
Subject: Re: linux-next: build failure after merge of almost all the trees
Date: Tue, 2 Nov 2021 14:11:50 +0100	[thread overview]
Message-ID: <CAK8P3a39gZLWdh03_mL51qj6w+LYSPQ+T+d0t4wn8zgeSPhtqg@mail.gmail.com> (raw)
In-Reply-To: <20211102231937.2fe27ba6@canb.auug.org.au>

On Tue, Nov 2, 2021 at 1:19 PM Stephen Rothwell <sfr@canb.auug.org.au> wrote:
> On Tue, 2 Nov 2021 23:13:07 +1100 Stephen Rothwell <sfr@canb.auug.org.au> wrote:
> > On Tue, 2 Nov 2021 08:06:10 +0100 Arnd Bergmann <arnd@arndb.de> wrote:
> > > On Tue, Nov 2, 2021 at 7:44 AM Stephen Rothwell <sfr@canb.auug.org.au> wrote:
> > >
> > > It does need to be changed a bit as I realized it depends on a rework of
> > > the Kconfig logic that I had in my randconfig build tree to have a common
> > > page size symbol across architectures. Without my other patch, it also
> > > needs to check for PPC_64K_PAGES.
> > >
> > > Should I send an updated version of the patch?
> >
> > That would be good, thanks.
> >
> > Even better would be to split up the function some how, but having had
> > a bit of a look at it, that may be a much longer job.

Yes, that was my initial conclusion when I looked at the code trying to
redo that loop.

> > I am assuming
> > that allocations (or their failure) are out of the question in that
> > particular function.
>
> Looking again, we probably just need to disable CONFIG_NTFS_RW ...

Ah right, that would work as well. Another possibility would be
to change NTFS_BLOCK_SIZE to 4096, at least in the affected configurations.

According to the documentation I linked to in my commit, file system images
with smaller block sizes should be extremely rare, but I have no idea if the
code would work correctly for normal images after that change.

        Arnd

  reply	other threads:[~2021-11-02 13:12 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-28 10:26 linux-next: build failure after merge of almost all the trees Stephen Rothwell
2021-10-28 12:38 ` Stephen Rothwell
2021-11-02  6:44   ` Stephen Rothwell
2021-11-02  7:06     ` Arnd Bergmann
2021-11-02 12:13       ` Stephen Rothwell
2021-11-02 12:19         ` Stephen Rothwell
2021-11-02 13:11           ` Arnd Bergmann [this message]
2021-11-03  4:47 ` Stephen Rothwell

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