linux-kernel - Re: [PATCH v2 02/31] arm64: Kernel booting and initialisation

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 17 Aug 2012 01:56:15 -0700
From:	Tony Lindgren <tony@...mide.com>
To:	Catalin Marinas <catalin.marinas@....com>
Cc:	linux-arch@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
	Will Deacon <will.deacon@....com>
Subject: Re: [PATCH v2 02/31] arm64: Kernel booting and initialisation

* Catalin Marinas <catalin.marinas@....com> [120814 11:00]:
> +3. Decompress the kernel image
> +------------------------------
> +
> +Requirement: OPTIONAL
> +
> +The AArch64 kernel does not provide a decompressor and therefore
> +requires gzip decompression to be performed by the boot loader if the
> +default Image.gz target is used.  For bootloaders that do not implement
> +this requirement, the larger Image target is available instead.

Maybe add something here about why AArch64 does not provide a
decompressor? That's something everybody will wonder while reading
this part.

> +- Caches, MMUs
> +  The MMU must be off.
> +  Instruction cache may be on or off.
> +  Data cache must be off and invalidated.

External caches must be configured by bootloader but set to disabled
state?

Other than that:

Acked-by: Tony Lindgren <tony@...mide.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/