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From: Ian Jackson <iwj@xenproject.org>
To: Jan Beulich <jbeulich@suse.com>
Cc: "Stefano Stabellini" <sstabellini@kernel.org>,
	"Bertrand Marquis" <bertrand.marquis@arm.com>,
	xen-devel@lists.xenproject.org,
	"Rahul Singh" <rahul.singh@arm.com>,
	"Julien Grall" <julien@xen.org>,
	"Volodymyr Babchuk" <Volodymyr_Babchuk@epam.com>,
	"Andrew Cooper" <andrew.cooper3@citrix.com>,
	"George Dunlap" <george.dunlap@citrix.com>,
	"Wei Liu" <wl@xen.org>, "Paul Durrant" <paul@xen.org>,
	"Roger Pau Monné" <roger.pau@citrix.com>
Subject: Re: [PATCH v6 2/3] xen/arm: Enable the existing x86 virtual PCI support for ARM.
Date: Fri, 15 Oct 2021 10:59:28 +0100	[thread overview]
Message-ID: <24937.20736.976552.479677@mariner.uk.xensource.com> (raw)
In-Reply-To: <e4eeaa45-e473-9cb1-a65e-70cb0fdfc443@suse.com>

Jan Beulich writes ("Re: [PATCH v6 2/3] xen/arm: Enable the existing x86 virtual PCI support for ARM."):
> On 15.10.2021 01:49, Stefano Stabellini wrote:
> > Replacing the 3 characters with 'x' solves the problem.
> > https://gitlab.com/xen-project/people/sstabellini/xen/-/pipelines/388721262
> 
> Interesting. I thought we permit UTF-8 in the sources; see e.g.
> tools/tests/x86_emulator/simd-sha.c using Σ. Is mkheader.py in need
> of adjustment? Of course I can see that right now the easiest is to
> use ASCII x, but I think it was deliberate to use × here.

I think in general we should permit UTF-8 in sources.

But:

> Then again, with the goal of the public headers being usable with
> pretty old compilers as well (C89 being the assumed baseline),
> excluding them from the permission to use UTF-8 may also be quite
> reasonable.

This is a good reason to do otherwise for the public headers.
Maybe this should be documented in CODING_STYLE (can be done after
feature freeze obviously).

That python has such botched unicode handling is a bug of course but
we could decide we think it's a feature :-).  In which case maybe
mkheaders should be adjusted to explicitly set IO to ascii so that
this will fail in local builds too.

Anyway, for now we need to replace the UTF-8 in this patch.

Thanks,
Ian.


  reply	other threads:[~2021-10-15  9:59 UTC|newest]

Thread overview: 190+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-06 17:40 [PATCH v5 00/11] PCI devices passthrough on Arm Rahul Singh
2021-10-06 17:40 ` [PATCH v5 01/11] xen/arm: xc_domain_ioport_permission(..) not supported on ARM Rahul Singh
2021-10-11 11:47   ` Roger Pau Monné
2021-10-11 12:11     ` Bertrand Marquis
2021-10-11 13:20       ` Roger Pau Monné
2021-10-11 13:40         ` Bertrand Marquis
2021-10-11 13:57           ` Roger Pau Monné
2021-10-11 14:16             ` Bertrand Marquis
2021-10-11 16:32               ` Roger Pau Monné
2021-10-11 17:11                 ` Bertrand Marquis
2021-10-12  8:29                   ` Jan Beulich
2021-10-12  8:41                     ` Bertrand Marquis
2021-10-12  9:32                       ` Jan Beulich
2021-10-12  9:38                         ` Oleksandr Andrushchenko
2021-10-12 10:01                           ` Jan Beulich
2021-10-12 10:06                             ` Oleksandr Andrushchenko
2021-10-12 10:20                               ` Jan Beulich
2021-10-12 10:41                                 ` Bertrand Marquis
2021-10-12 10:44                                   ` Jan Beulich
2021-10-12 14:53                                   ` Ian Jackson
2021-10-12 16:15                                     ` Bertrand Marquis
2021-10-12 16:29                                       ` Ian Jackson
2021-10-12 20:42                                         ` Stefano Stabellini
2021-10-13  8:07                                           ` Roger Pau Monné
2021-10-13 11:52                                             ` Ian Jackson
2021-10-13  8:02                                       ` Roger Pau Monné
2021-10-13 12:02                                         ` Ian Jackson
2021-10-12  9:40                         ` Bertrand Marquis
2021-10-12 10:03                           ` Jan Beulich
2021-10-11 14:16           ` Oleksandr Andrushchenko
2021-10-06 17:40 ` [PATCH v5 02/11] xen/arm: Add PHYSDEVOP_pci_device_(*add/remove) support for ARM Rahul Singh
2021-10-07  0:05   ` Stefano Stabellini
2021-10-07 12:58     ` Jan Beulich
2021-10-21  9:28   ` xen/arm: Missing appropriate locking for the IOMMU (WAS Re: [PATCH v5 02/11] xen/arm: Add PHYSDEVOP_pci_device_(*add/remove) support for ARM) Julien Grall
2021-10-21 13:15     ` Bertrand Marquis
2021-10-21 13:47       ` Julien Grall
2021-10-21 13:52         ` Bertrand Marquis
2021-10-06 17:40 ` [PATCH v5 03/11] xen/arm: Add cmdline boot option "pci-passthrough = <boolean>" Rahul Singh
2021-10-07  8:27   ` Jan Beulich
2021-10-07  8:32     ` Rahul Singh
2021-10-07 12:59   ` Jan Beulich
2021-10-06 17:40 ` [PATCH v5 04/11] xen/arm: PCI host bridge discovery within XEN on ARM Rahul Singh
2021-10-06 17:40 ` [PATCH v5 05/11] xen/arm: Add support for Xilinx ZynqMP PCI host controller Rahul Singh
2021-10-06 17:40 ` [PATCH v5 06/11] xen/arm: Implement pci access functions Rahul Singh
2021-10-06 17:40 ` [PATCH v5 07/11] xen/domctl: Introduce XEN_DOMCTL_CDF_vpci flag Rahul Singh
2021-10-07 13:08   ` Jan Beulich
2021-10-08 18:06   ` Andrew Cooper
2021-10-08 21:12     ` Julien Grall
2021-10-08 21:46       ` Stefano Stabellini
2021-10-11  9:24         ` Julien Grall
2021-10-11 11:29         ` Michal Orzel
2021-10-11 11:35           ` Jan Beulich
2021-10-11 13:17             ` Roger Pau Monné
2021-10-11  9:48     ` Ian Jackson
2021-10-11  9:27   ` Roger Pau Monné
2021-10-11 12:06     ` Michal Orzel
2021-10-12 10:38     ` Michal Orzel
2021-10-13  8:30       ` Roger Pau Monné
2021-10-13  9:36         ` Bertrand Marquis
2021-10-13 10:56           ` Roger Pau Monné
2021-10-13 12:11             ` Bertrand Marquis
2021-10-13 12:57               ` Jan Beulich
2021-10-13 20:41                 ` Stefano Stabellini
2021-10-14  6:23                   ` Jan Beulich
2021-10-14  7:53                     ` Bertrand Marquis
2021-10-13 14:28               ` Roger Pau Monné
2021-10-13 20:53             ` Stefano Stabellini
2021-10-13 23:21               ` Stefano Stabellini
2021-10-12 21:48     ` Stefano Stabellini
2021-10-13  6:18       ` Jan Beulich
2021-10-13  7:11         ` Michal Orzel
2021-10-06 17:40 ` [PATCH v5 08/11] xen/arm: Enable the existing x86 virtual PCI support for ARM Rahul Singh
2021-10-07 13:43   ` Jan Beulich
2021-10-11 12:41     ` Bertrand Marquis
2021-10-11 13:09       ` Jan Beulich
2021-10-11 13:34         ` Bertrand Marquis
2021-10-11 14:10           ` Jan Beulich
2021-10-11 14:52             ` Bertrand Marquis
2021-10-11 18:18             ` Stefano Stabellini
2021-10-12  8:04               ` Jan Beulich
2021-10-12 21:37                 ` Stefano Stabellini
2021-10-13  6:10                   ` Jan Beulich
2021-10-13 10:02                     ` Bertrand Marquis
2021-10-13 12:21                       ` Jan Beulich
2021-10-12 15:04       ` Julien Grall
2021-10-12 16:12         ` Bertrand Marquis
2021-10-12 16:20           ` Julien Grall
2021-10-12 17:50             ` Bertrand Marquis
2021-10-11 10:51   ` Roger Pau Monné
2021-10-11 16:12     ` Bertrand Marquis
2021-10-11 16:20       ` Oleksandr Andrushchenko
2021-10-11 16:43         ` Roger Pau Monné
2021-10-11 17:15           ` Bertrand Marquis
2021-10-11 18:30             ` Oleksandr Andrushchenko
2021-10-11 19:27               ` Stefano Stabellini
2021-10-12  5:34                 ` Oleksandr Andrushchenko
2021-10-12  7:44                 ` Bertrand Marquis
2021-10-12 14:32   ` Julien Grall
2021-10-12 14:34     ` Bertrand Marquis
2021-10-13  8:45   ` Roger Pau Monné
2021-10-13  9:48     ` Bertrand Marquis
2021-10-13 10:33       ` Roger Pau Monné
2021-10-13 13:00     ` Jan Beulich
2021-10-13 14:51       ` Oleksandr Andrushchenko
2021-10-13 15:15         ` Jan Beulich
2021-10-13 19:27           ` Stefano Stabellini
2021-10-14  6:33             ` Jan Beulich
2021-10-14  7:53               ` Bertrand Marquis
2021-10-14  9:03               ` Bertrand Marquis
2021-10-14  9:24                 ` Jan Beulich
2021-10-06 17:40 ` [PATCH v5 09/11] xen/arm: Transitional change to build HAS_VPCI on ARM Rahul Singh
2021-10-11 11:43   ` Roger Pau Monné
2021-10-11 12:15     ` Bertrand Marquis
2021-10-12  1:32       ` Stefano Stabellini
2021-10-06 17:40 ` [PATCH v5 10/11] arm/libxl: Emulated PCI device tree node in libxl Rahul Singh
2021-10-06 18:01   ` Julien Grall
2021-10-07  0:26     ` Stefano Stabellini
2021-10-07 15:31       ` Rahul Singh
2021-10-07 10:53     ` Ian Jackson
2021-10-07 15:29       ` Rahul Singh
2021-10-07 16:11         ` Ian Jackson
2021-10-11 13:46           ` Roger Pau Monné
2021-10-14 17:16           ` Bertrand Marquis
2021-10-14 14:49             ` [PATCH v6 0/3] PCI devices passthrough on Arm Bertrand Marquis
2021-10-14 14:49               ` [PATCH v6 1/3] xen/vpci: Move ecam access functions to common code Bertrand Marquis
2021-10-14 16:06                 ` Jan Beulich
2021-10-14 17:09                   ` Bertrand Marquis
2021-10-15  6:29                     ` Jan Beulich
2021-10-15  7:37                       ` Bertrand Marquis
2021-10-15  8:13                         ` Jan Beulich
2021-10-15  8:20                           ` Bertrand Marquis
2021-10-15  8:24                             ` Jan Beulich
2021-10-15  9:49                           ` Roger Pau Monné
2021-10-14 23:47                 ` Stefano Stabellini
2021-10-15  7:44                 ` Roger Pau Monné
2021-10-15  7:53                   ` Bertrand Marquis
2021-10-15  9:53                     ` Roger Pau Monné
2021-10-15 10:12                       ` Bertrand Marquis
2021-10-15 10:14                       ` Jan Beulich
2021-10-14 14:49               ` [PATCH v6 2/3] xen/arm: Enable the existing x86 virtual PCI support for ARM Bertrand Marquis
2021-10-14 23:49                 ` Stefano Stabellini
2021-10-15  6:40                   ` Jan Beulich
2021-10-15  9:59                     ` Ian Jackson [this message]
2021-10-15 10:10                   ` Bertrand Marquis
2021-10-15  8:00                 ` Jan Beulich
2021-10-15 10:09                   ` Bertrand Marquis
2021-10-15 10:14                     ` Ian Jackson
2021-10-15 10:18                       ` Jan Beulich
2021-10-15 11:35                         ` Roger Pau Monné
2021-10-15 12:13                           ` Bertrand Marquis
2021-10-15 12:18                             ` Jan Beulich
2021-10-15 12:28                               ` Bertrand Marquis
2021-10-15 13:00                                 ` Jan Beulich
2021-10-15 13:10                                   ` Bertrand Marquis
2021-10-15 10:38                     ` Jan Beulich
2021-10-15  8:32                 ` Roger Pau Monné
2021-10-15  8:42                   ` Michal Orzel
2021-10-15  9:52                   ` Bertrand Marquis
2021-10-15 10:13                     ` Luca Fancellu
2021-10-15 10:17                       ` Bertrand Marquis
2021-10-15 10:19                     ` Roger Pau Monné
2021-10-15 10:31                       ` Bertrand Marquis
2021-10-15 10:24                     ` Jan Beulich
2021-10-15 10:33                       ` Bertrand Marquis
2021-10-15 10:41                         ` Jan Beulich
2021-10-15 10:48                           ` Bertrand Marquis
2021-10-15 10:51                             ` Jan Beulich
2021-10-15 11:08                               ` Bertrand Marquis
2021-10-15 13:47                             ` Roger Pau Monné
2021-10-15 14:00                               ` Luca Fancellu
2021-10-15 14:32                                 ` Roger Pau Monné
2021-10-14 14:49               ` [PATCH v6 3/3] arm/libxl: Emulated PCI device tree node in libxl Bertrand Marquis
2021-10-14 17:54                 ` [PATCH v6 3/3] arm/libxl: Emulated PCI device tree node in libxl [and 1 more messages] Ian Jackson
2021-10-14 23:50                   ` Stefano Stabellini
2021-10-15  7:28                   ` Julien Grall
2021-10-15  7:41                     ` Michal Orzel
2021-10-15  9:01                       ` Julien Grall
2021-10-15 10:02                     ` Ian Jackson
2021-10-15 10:58                       ` Michal Orzel
2021-10-15 11:04                         ` Michal Orzel
2021-10-15 11:46                         ` Ian Jackson
2021-10-15 11:53                           ` Michal Orzel
2021-10-15 12:10                             ` Julien Grall
2021-10-15 12:14                               ` Ian Jackson
2021-10-15 12:13                             ` Ian Jackson
2021-10-12 15:03   ` [PATCH v5 10/11] arm/libxl: Emulated PCI device tree node in libxl Ian Jackson
2021-10-06 17:40 ` [PATCH v5 11/11] xen/arm: Add linux,pci-domain property for hwdom if not available Rahul Singh
2021-10-13 20:54   ` Stefano Stabellini
2021-10-07 19:54 ` [PATCH v5 00/11] PCI devices passthrough on Arm Stefano Stabellini
2021-10-07 21:29   ` Rahul Singh

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