From: Guenter Roeck <linux@roeck-us.net>
To: Nathan Chancellor <nathan@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Helge Deller <deller@gmx.de>, Arnd Bergmann <arnd@arndb.de>,
Ulrich Teichert <krypton@ulrich-teichert.org>,
linux-arch <linux-arch@vger.kernel.org>,
James Bottomley <James.Bottomley@hansenpartnership.com>,
llvm@lists.linux.dev
Subject: Re: Odd pci_iounmap() declaration rules..
Date: Mon, 20 Sep 2021 08:31:51 -0700 [thread overview]
Message-ID: <20210920153151.GA3739191@roeck-us.net> (raw)
In-Reply-To: <YUia9zfbiertRRNR@archlinux-ax161>
On Mon, Sep 20, 2021 at 07:30:15AM -0700, Nathan Chancellor wrote:
> On Sun, Sep 19, 2021 at 05:44:03PM -0700, Linus Torvalds wrote:
> > On Sun, Sep 19, 2021 at 3:44 PM Linus Torvalds
> > <torvalds@linux-foundation.org> wrote:
> > >
> > > The fix seems to be to just move that odd code from the header file to
> > > lib/pci_iomap.c, and that should make it all JustWork(tm).
> >
> > I'm not 100% happy about the end result, and in particular I think
> > that the new generic pci_iounmap() function for the
> > ARCH_WANTS_GENERIC_PCI_IOUNMAP case should do the "iounmap(p)" thing
> > even if ARCH_HAS_GENERIC_IOPORT_MAP wasn't true, but I tried to keep
> > the old rules, even if they seemed broken.
> >
> > arm and arm64 build for me, as did sparc64 and alpha. At least in the
> > configs I tested.
> >
> > And the code _does_ make a bit more sense than it used to. It still
> > has crazy corners, but moving the pci_iounmap() code out of the header
> > file should make it easier to fix up in the future.
>
> Thanks, I can confirm that all of my build tests pass without any
> issues now.
>
I still see build failures for sparc64:allnoconfig and sparc64:tinyconfig.
Guenter
prev parent reply other threads:[~2021-09-20 15:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-18 20:38 Odd pci_iounmap() declaration rules Linus Torvalds
2021-09-19 17:04 ` Helge Deller
2021-09-19 18:05 ` Linus Torvalds
2021-09-19 21:28 ` Nathan Chancellor
2021-09-19 22:27 ` Linus Torvalds
2021-09-19 22:44 ` Linus Torvalds
2021-09-20 0:44 ` Linus Torvalds
2021-09-20 14:30 ` Nathan Chancellor
2021-09-20 15:31 ` Guenter Roeck [this message]
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