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From: "Jason A. Donenfeld" <Jason@zx2c4.com>
To: Alexander Graf <graf@amazon.com>
Cc: Greg KH <gregkh@linuxfoundation.org>,
	kvm@vger.kernel.org, linux-crypto@vger.kernel.org,
	linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org,
	adrian@parity.io, ardb@kernel.org, ben@skyportsystems.com,
	berrange@redhat.com, colmmacc@amazon.com, decui@microsoft.com,
	dwmw@amazon.co.uk, ebiggers@kernel.org, ehabkost@redhat.com,
	haiyangz@microsoft.com, imammedo@redhat.com, jannh@google.com,
	kys@microsoft.com, lersek@redhat.com, linux@dominikbrodowski.net,
	mst@redhat.com, qemu-devel@nongnu.org, raduweis@amazon.com,
	sthemmin@microsoft.com, tytso@mit.edu, wei.liu@kernel.org
Subject: Re: [PATCH v4] virt: vmgenid: introduce driver for reinitializing RNG on VM fork
Date: Fri, 25 Feb 2022 16:36:42 +0100	[thread overview]
Message-ID: <Yhj3iqBxxzDeFhyd@zx2c4.com> (raw)
In-Reply-To: <0b8a2c25-df48-143d-7fac-dc9b4ef68d3c@amazon.com>

Hi again,

On Fri, Feb 25, 2022 at 04:31:02PM +0100, Alexander Graf wrote:
> >> Please expose the vmgenid via /sysfs so that user space even remotely has a
> >> chance to check if it's been cloned.
> > Export it how?  And why, who would care?
> You can just

As mentioned in <https://lore.kernel.org/lkml/Yhj1nYHXmimPsqFd@zx2c4.com/>,
propose something later for all of this. It doesn't need to happen all
at once *now*.

Thanks,
Jason

WARNING: multiple messages have this Message-ID (diff)
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
To: Alexander Graf <graf@amazon.com>
Cc: linux-hyperv@vger.kernel.org, kvm@vger.kernel.org,
	mst@redhat.com, raduweis@amazon.com, qemu-devel@nongnu.org,
	linux@dominikbrodowski.net, kys@microsoft.com, ardb@kernel.org,
	wei.liu@kernel.org, sthemmin@microsoft.com,
	ben@skyportsystems.com, decui@microsoft.com, ebiggers@kernel.org,
	lersek@redhat.com, ehabkost@redhat.com, adrian@parity.io,
	jannh@google.com, haiyangz@microsoft.com, tytso@mit.edu,
	colmmacc@amazon.com, berrange@redhat.com,
	Greg KH <gregkh@linuxfoundation.org>,
	linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org,
	imammedo@redhat.com, dwmw@amazon.co.uk
Subject: Re: [PATCH v4] virt: vmgenid: introduce driver for reinitializing RNG on VM fork
Date: Fri, 25 Feb 2022 16:36:42 +0100	[thread overview]
Message-ID: <Yhj3iqBxxzDeFhyd@zx2c4.com> (raw)
In-Reply-To: <0b8a2c25-df48-143d-7fac-dc9b4ef68d3c@amazon.com>

Hi again,

On Fri, Feb 25, 2022 at 04:31:02PM +0100, Alexander Graf wrote:
> >> Please expose the vmgenid via /sysfs so that user space even remotely has a
> >> chance to check if it's been cloned.
> > Export it how?  And why, who would care?
> You can just

As mentioned in <https://lore.kernel.org/lkml/Yhj1nYHXmimPsqFd@zx2c4.com/>,
propose something later for all of this. It doesn't need to happen all
at once *now*.

Thanks,
Jason


  reply	other threads:[~2022-02-25 15:36 UTC|newest]

Thread overview: 65+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-24 13:39 [PATCH v3 0/2] VM fork detection for RNG Jason A. Donenfeld
2022-02-24 13:39 ` Jason A. Donenfeld
2022-02-24 13:39 ` [PATCH v3 1/2] random: add mechanism for VM forks to reinitialize crng Jason A. Donenfeld
2022-02-24 13:39   ` Jason A. Donenfeld
2022-02-25 11:26   ` Ard Biesheuvel
2022-02-25 11:26     ` Ard Biesheuvel
2022-02-25 11:43     ` Jason A. Donenfeld
2022-02-25 11:43       ` Jason A. Donenfeld
2022-02-25 11:44       ` Ard Biesheuvel
2022-02-25 11:44         ` Ard Biesheuvel
2022-02-24 13:39 ` [PATCH v3 2/2] virt: vmgenid: introduce driver for reinitializing RNG on VM fork Jason A. Donenfeld
2022-02-24 13:39   ` Jason A. Donenfeld
2022-02-25 10:37   ` Laszlo Ersek
2022-02-25 10:37     ` Laszlo Ersek
2022-02-25 11:24   ` Ard Biesheuvel
2022-02-25 11:24     ` Ard Biesheuvel
2022-02-25 11:51     ` Michael S. Tsirkin
2022-02-25 11:51       ` Michael S. Tsirkin
2022-02-25 12:01       ` Jason A. Donenfeld
2022-02-25 12:01         ` Jason A. Donenfeld
2022-02-25 12:00     ` Jason A. Donenfeld
2022-02-25 12:00       ` Jason A. Donenfeld
2022-02-25 12:48       ` [PATCH v4] " Jason A. Donenfeld
2022-02-25 12:48         ` Jason A. Donenfeld
2022-02-25 12:52         ` Greg KH
2022-02-25 12:52           ` Greg KH
2022-02-25 12:53         ` Greg KH
2022-02-25 12:53           ` Greg KH
2022-02-25 12:56           ` Jason A. Donenfeld
2022-02-25 12:56             ` Jason A. Donenfeld
2022-02-25 15:04           ` Ard Biesheuvel
2022-02-25 15:04             ` Ard Biesheuvel
2022-02-25 13:57         ` Alexander Graf
2022-02-25 14:12           ` Jason A. Donenfeld
2022-02-25 14:12             ` Jason A. Donenfeld
2022-02-25 14:18             ` Jason A. Donenfeld
2022-02-25 14:18               ` Jason A. Donenfeld
2022-02-25 14:18             ` Alexander Graf
2022-02-25 14:33               ` Jason A. Donenfeld
2022-02-25 14:33                 ` Jason A. Donenfeld
2022-02-25 15:11                 ` Alexander Graf
2022-02-25 15:16                   ` Ard Biesheuvel
2022-02-25 15:16                     ` Ard Biesheuvel
2022-02-25 15:22                     ` Alexander Graf
2022-02-25 15:43                       ` Jason A. Donenfeld
2022-02-25 15:43                         ` Jason A. Donenfeld
2022-02-25 15:57                         ` Alexander Graf
2022-02-25 15:34                     ` Jason A. Donenfeld
2022-02-25 15:34                       ` Jason A. Donenfeld
2022-02-25 15:37                       ` Alexander Graf
2022-02-25 15:45                         ` Jason A. Donenfeld
2022-02-25 15:45                           ` Jason A. Donenfeld
2022-02-25 14:36           ` Greg KH
2022-02-25 14:36             ` Greg KH
2022-02-25 15:31             ` Alexander Graf
2022-02-25 15:36               ` Jason A. Donenfeld [this message]
2022-02-25 15:36                 ` Jason A. Donenfeld
2022-02-25 14:54           ` Jason A. Donenfeld
2022-02-25 14:54             ` Jason A. Donenfeld
2022-02-25 15:15             ` Alexander Graf
2022-02-25 15:28               ` Jason A. Donenfeld
2022-02-25 15:28                 ` Jason A. Donenfeld
2022-02-25 15:03           ` Ard Biesheuvel
2022-02-25 15:03             ` Ard Biesheuvel
2022-02-25 15:14             ` Alexander Graf

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