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From: Arvind Sankar <nivedita@alum.mit.edu>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: linux-efi@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	lersek@redhat.com, leif@nuviainc.com, pjones@redhat.com,
	mjg59@google.com, agraf@csgraf.de, ilias.apalodimas@linaro.org,
	xypron.glpk@gmx.de, daniel.kiper@oracle.com
Subject: Re: [PATCH 0/2] arch-agnostic initrd loading method for EFI systems
Date: Fri, 7 Feb 2020 13:45:34 -0500	[thread overview]
Message-ID: <20200207184532.GA3276112@rani.riverdale.lan> (raw)
In-Reply-To: <20200206140352.6300-1-ardb@kernel.org>

On Thu, Feb 06, 2020 at 02:03:50PM +0000, Ard Biesheuvel wrote:
>   data structure. It also creates a time window where the initrd data sits
>   in memory, and can potentially be corrupted before the kernel is booted.
> 

I don't quite understand the time window aspect -- can you expand on
that? It seems like the same time window exists between when the kernel
is loaded and when it actually runs, no? Why is this more important for
initrd?

WARNING: multiple messages have this Message-ID
From: Arvind Sankar <nivedita@alum.mit.edu>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: linux-efi@vger.kernel.org, agraf@csgraf.de, xypron.glpk@gmx.de,
	daniel.kiper@oracle.com, ilias.apalodimas@linaro.org,
	mjg59@google.com, pjones@redhat.com, leif@nuviainc.com,
	lersek@redhat.com, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 0/2] arch-agnostic initrd loading method for EFI systems
Date: Fri, 7 Feb 2020 13:45:34 -0500	[thread overview]
Message-ID: <20200207184532.GA3276112@rani.riverdale.lan> (raw)
In-Reply-To: <20200206140352.6300-1-ardb@kernel.org>

On Thu, Feb 06, 2020 at 02:03:50PM +0000, Ard Biesheuvel wrote:
>   data structure. It also creates a time window where the initrd data sits
>   in memory, and can potentially be corrupted before the kernel is booted.
> 

I don't quite understand the time window aspect -- can you expand on
that? It seems like the same time window exists between when the kernel
is loaded and when it actually runs, no? Why is this more important for
initrd?

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  parent reply	other threads:[~2020-02-07 18:45 UTC|newest]

Thread overview: 77+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-06 14:03 Ard Biesheuvel
2020-02-06 14:03 ` Ard Biesheuvel
2020-02-06 14:03 ` [PATCH 1/2] efi/libstub: add support for loading the initrd from a device path Ard Biesheuvel
2020-02-06 14:03   ` Ard Biesheuvel
2020-02-06 18:26   ` Heinrich Schuchardt
2020-02-06 18:26     ` Heinrich Schuchardt
2020-02-06 18:46     ` Ilias Apalodimas
2020-02-06 18:46       ` Ilias Apalodimas
2020-02-06 19:15       ` Heinrich Schuchardt
2020-02-06 19:15         ` Heinrich Schuchardt
2020-02-06 20:09         ` Ilias Apalodimas
2020-02-06 20:09           ` Ilias Apalodimas
2020-02-06 22:49           ` Heinrich Schuchardt
2020-02-06 22:49             ` Heinrich Schuchardt
2020-02-07  7:35             ` Ilias Apalodimas
2020-02-07  7:35               ` Ilias Apalodimas
2020-02-06 22:35     ` Ard Biesheuvel
2020-02-06 22:35       ` Ard Biesheuvel
2020-02-07  0:01       ` Heinrich Schuchardt
2020-02-07  0:01         ` Heinrich Schuchardt
2020-02-07  0:21         ` Ard Biesheuvel
2020-02-07  0:21           ` Ard Biesheuvel
2020-02-07  0:57           ` Heinrich Schuchardt
2020-02-07  0:57             ` Heinrich Schuchardt
2020-02-07  8:12             ` Ard Biesheuvel
2020-02-07  8:12               ` Ard Biesheuvel
2020-02-07 13:30               ` Heinrich Schuchardt
2020-02-07 13:30                 ` Heinrich Schuchardt
2020-02-07 13:58                 ` Ard Biesheuvel
2020-02-07 13:58                   ` Ard Biesheuvel
2020-02-07 14:18                   ` Alexander Graf
2020-02-07 14:18                     ` Alexander Graf
2020-02-07 15:30                     ` Ard Biesheuvel
2020-02-07 15:30                       ` Ard Biesheuvel
2020-02-07 15:35                     ` Heinrich Schuchardt
2020-02-07 15:35                       ` Heinrich Schuchardt
2020-02-07 11:09       ` Laszlo Ersek
2020-02-07 11:09         ` Laszlo Ersek
2020-02-07 11:03     ` Laszlo Ersek
2020-02-07 11:03       ` Laszlo Ersek
2020-02-07  9:48   ` Laszlo Ersek
2020-02-07  9:48     ` Laszlo Ersek
2020-02-07 12:36     ` Ard Biesheuvel
2020-02-07 12:36       ` Ard Biesheuvel
2020-02-10 14:26       ` Laszlo Ersek
2020-02-10 14:26         ` Laszlo Ersek
2020-02-09  6:39   ` Lukas Wunner
2020-02-09 11:35     ` Ard Biesheuvel
2020-02-09 11:35       ` Ard Biesheuvel
2020-02-06 14:03 ` [PATCH 2/2] efi/libstub: take noinitrd cmdline argument into account for devpath initrd Ard Biesheuvel
2020-02-06 14:03   ` Ard Biesheuvel
2020-02-06 18:33   ` Heinrich Schuchardt
2020-02-06 18:33     ` Heinrich Schuchardt
2020-02-06 23:44     ` Ard Biesheuvel
2020-02-06 23:44       ` Ard Biesheuvel
2020-02-12 16:01   ` Peter Jones
2020-02-12 16:01     ` Peter Jones
2020-02-07  9:09 ` [PATCH 0/2] arch-agnostic initrd loading method for EFI systems Laszlo Ersek
2020-02-07  9:09   ` Laszlo Ersek
2020-02-07  9:22   ` Laszlo Ersek
2020-02-07  9:22     ` Laszlo Ersek
2020-02-07 12:23     ` Ard Biesheuvel
2020-02-07 12:23       ` Ard Biesheuvel
2020-02-07 16:20       ` James Bottomley
2020-02-07 16:20         ` James Bottomley
2020-02-07 18:31         ` Ard Biesheuvel
2020-02-07 18:31           ` Ard Biesheuvel
2020-02-07 19:54           ` James Bottomley
2020-02-07 19:54             ` James Bottomley
2020-02-07 20:03             ` Ard Biesheuvel
2020-02-07 20:03               ` Ard Biesheuvel
2020-02-07 18:45 ` Arvind Sankar [this message]
2020-02-07 18:45   ` Arvind Sankar
2020-02-07 19:47   ` Ard Biesheuvel
2020-02-07 19:47     ` Ard Biesheuvel
2020-02-07 20:26     ` Arvind Sankar
2020-02-07 20:26       ` Arvind Sankar

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