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From: Marek Marczykowski <marmarek@invisiblethingslab.com>
To: Jan Beulich <JBeulich@suse.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>,
	Wei Liu <wei.liu2@citrix.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
	George Dunlap <George.Dunlap@eu.citrix.com>,
	Andrew Cooper <andrew.cooper3@citrix.com>,
	Ian Jackson <Ian.Jackson@eu.citrix.com>, Tim Deegan <tim@xen.org>,
	Julien Grall <julien.grall@arm.com>,
	xen-devel <xen-devel@lists.xenproject.org>,
	Daniel de Graaf <dgdegra@tycho.nsa.gov>,
	Roger Pau Monne <roger.pau@citrix.com>
Subject: Re: [PATCH v4 5/6] xen/x86: add PHYSDEVOP_msi_set_enable
Date: Sun, 3 Mar 2019 02:10:24 +0100	[thread overview]
Message-ID: <20190303011024.GP19265@mail-itl> (raw)
In-Reply-To: <20190228122546.GN5348@mail-itl>


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On Thu, Feb 28, 2019 at 01:25:50PM +0100, Marek Marczykowski wrote:
> On Thu, Feb 28, 2019 at 03:58:37AM -0700, Jan Beulich wrote:
> > Another thing: You're also bypassing the MSI{,-X}-already-enabled
> > checks that __pci_enable_msi{,x}() do, yet allowing to enable both
> > on a device would be a security issue.
> 
> Ok.

Hmm, could you explain more? Is that only the case when interrupt
remapping is missing?


-- 
Best Regards,
Marek Marczykowski-Górecki
Invisible Things Lab
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?

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  reply	other threads:[~2019-03-03  1:10 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-07  0:07 [PATCH v4 0/6] Fix PCI passthrough for HVM with stubdomain Marek Marczykowski-Górecki
2019-02-07  0:07 ` [PATCH v4 1/6] libxl: do not attach xen-pciback to HVM domain, if stubdomain is in use Marek Marczykowski-Górecki
2019-02-07  0:07 ` [PATCH v4 2/6] libxl: attach PCI device to qemu only after setting pciback/pcifront Marek Marczykowski-Górecki
2019-02-07  0:07 ` [PATCH v4 3/6] libxl: don't try to manipulate json config for stubdomain Marek Marczykowski-Górecki
2019-02-21 16:16   ` Wei Liu
2019-02-07  0:07 ` [PATCH v4 4/6] xen/x86: Allow stubdom access to irq created for msi Marek Marczykowski-Górecki
2019-02-07  9:57   ` Roger Pau Monné
2019-02-07 13:21     ` Marek Marczykowski-Górecki
2019-02-07 13:40       ` Roger Pau Monné
2019-02-07 14:52       ` Marek Marczykowski-Górecki
2019-02-07 14:57         ` Roger Pau Monné
2019-02-07 15:41           ` Marek Marczykowski-Górecki
2019-02-07 17:40             ` Roger Pau Monné
2019-02-07 17:51               ` Marek Marczykowski-Górecki
2019-02-08  9:35                 ` Roger Pau Monné
2019-02-08 10:15                   ` Marek Marczykowski-Górecki
2019-02-08 10:17                     ` [PATCH v4.1 " Marek Marczykowski-Górecki
2019-02-21 16:47                       ` Roger Pau Monné
2019-02-21 17:40                         ` Marek Marczykowski-Górecki
2019-02-22 10:42                           ` Roger Pau Monné
2019-02-22 11:11                             ` Jan Beulich
2019-03-07  0:50                             ` Marek Marczykowski-Górecki
2019-03-07 14:48                               ` Roger Pau Monné
2019-03-07 22:28                                 ` Marek Marczykowski-Górecki
2019-03-08 10:26                                   ` Roger Pau Monné
2019-03-08 16:49                                     ` Marek Marczykowski-Górecki
2019-03-08 17:04                                       ` Jan Beulich
2019-03-08 12:33                                   ` Jan Beulich
2019-02-27 11:07                       ` Jan Beulich
2019-02-27 15:18                         ` Marek Marczykowski
2019-02-28 10:50                           ` Jan Beulich
2019-02-28 11:41                             ` Roger Pau Monné
2019-02-07  0:07 ` [PATCH v4 5/6] xen/x86: add PHYSDEVOP_msi_set_enable Marek Marczykowski-Górecki
2019-02-07 10:25   ` Roger Pau Monné
2019-02-27 11:41   ` Jan Beulich
2019-02-27 15:05     ` Marek Marczykowski
2019-02-28 10:58       ` Jan Beulich
2019-02-28 12:25         ` Marek Marczykowski
2019-03-03  1:10           ` Marek Marczykowski [this message]
2019-03-04 10:19             ` Roger Pau Monné
2019-03-04 10:22               ` Jan Beulich
2019-03-03  3:26         ` Marek Marczykowski
2019-02-07  0:07 ` [PATCH v4 6/6] tools/libxc: add wrapper for PHYSDEVOP_msi_set_enable Marek Marczykowski-Górecki

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