linux-kernel - Re: [PATCH 09/15] sh: rework sync_file

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Date: Mon, 24 Jun 2024 14:49:20 +0200
From: "Arnd Bergmann" <arnd@...db.de>
To: "John Paul Adrian Glaubitz" <glaubitz@...sik.fu-berlin.de>,
 "Arnd Bergmann" <arnd@...nel.org>, Linux-Arch <linux-arch@...r.kernel.org>,
 linux-kernel@...r.kernel.org
Cc: "Rich Felker" <dalias@...c.org>, "Andreas Larsson" <andreas@...sler.com>,
 guoren <guoren@...nel.org>,
 "linux-csky@...r.kernel.org" <linux-csky@...r.kernel.org>,
 "H. Peter Anvin" <hpa@...or.com>, sparclinux@...r.kernel.org,
 linux-s390@...r.kernel.org, linux-hexagon@...r.kernel.org,
 "Helge Deller" <deller@....de>, linux-sh@...r.kernel.org,
 "Christophe Leroy" <christophe.leroy@...roup.eu>,
 "Naveen N. Rao" <naveen.n.rao@...ux.ibm.com>,
 "Heiko Carstens" <hca@...ux.ibm.com>,
 "musl@...ts.openwall.com" <musl@...ts.openwall.com>,
 "Nicholas Piggin" <npiggin@...il.com>,
 "Alexander Viro" <viro@...iv.linux.org.uk>,
 "LTP List" <ltp@...ts.linux.it>, "Brian Cain" <bcain@...cinc.com>,
 "Christian Brauner" <brauner@...nel.org>,
 "Thomas Bogendoerfer" <tsbogend@...ha.franken.de>,
 "Xi Ruoyao" <libc-alpha@...rceware.org>, linux-parisc@...r.kernel.org,
 linux-mips@...r.kernel.org, stable@...r.kernel.org,
 linux-fsdevel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
 "David S . Miller" <davem@...emloft.net>
Subject: Re: [PATCH 09/15] sh: rework sync_file_range ABI

On Mon, Jun 24, 2024, at 08:14, John Paul Adrian Glaubitz wrote:
> On Fri, 2024-06-21 at 11:41 +0200, Arnd Bergmann wrote:
>> On Fri, Jun 21, 2024, at 10:44, John Paul Adrian Glaubitz wrote:
>> > Did you also check what order libc uses? I would expect libc on SuperH 
>> > misordering the
>> > arguments as well unless I am missing something. Or do we know that the 
>> > code is actually
>> > currently broken?
>> 
>> Yes, I checked glibc, musl and uclibc-ng for all the cases in
>> which the ABI made no sense, as well as to check that my analysis
>> of the kernel sources matches the expectations of the libc.
>
> OK, awesome.
>
> Will you send a v2 so I can ack the updated version of the patch?
>
> I'm also fine with the patch going through your tree, as I would
> like to start with the changes for v6.11 this week.

I should be able to get a v2 out today and apply that to my
asm-generic tree to have in linux-next before I send the
pull request.

       Arnd