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From: Al Viro <>
To: Jan Beulich <>
Cc: Boris Ostrovsky <>,
	Juergen Gross <>,
	xen-devel <>,
Subject: Re: [PATCH RESEND] compat-ioctl/Xen: support at least some IOCTLs of evtchn and privcmd
Date: Wed, 15 Aug 2018 13:51:14 +0100	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Wed, Aug 15, 2018 at 12:19:00AM -0600, Jan Beulich wrote:
> While this is only a start (IOCTL_PRIVCMD_MMAP* and IOCTL_PRIVCMD_DM_OP
> require more work), it at least allows some simple operations (like
> "xl dmesg") which have always been available on XenoLinux to work again
> with a 64-bit kernel underneath a 32-bit distro.
> Signed-off-by: Jan Beulich <>
> Acked-by: Juergen Gross <>

Nacked-by: Al Viro <>

	This belongs in drivers/xen/privcmd.c, not in fs/compat_ioctl.c
*ANY* single-driver ioctl definitely should be handled by ->compat_ioctl()
method and any patches dumping such stuff into fs/compat_ioctl.c will be

  parent reply	other threads:[~2018-08-15 15:43 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <>
2018-08-15  6:19 ` [PATCH RESEND] compat-ioctl/Xen: support at least some IOCTLs of evtchn and privcmd Jan Beulich
2018-08-15 12:41   ` Christoph Hellwig
2018-08-15 12:51   ` Al Viro [this message]
2018-08-15 13:16     ` Jan Beulich
2018-08-15 13:27       ` Al Viro

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