Re: [PATCH 1/2] allow people to set a smaller rootfs alignment

From: H. Peter Anvin
Date: Fri Jun 11 2010 - 01:50:49 EST

On 06/09/2010 12:42 AM, Mike Frysinger wrote:
> i have no problem changing the default to 4 since it works fine on
> Blackfin systems. your analysis of the source alignment also seems
> reasonable ... i assume that the 8 byte fields in the source cpio
> arent referenced directly, otherwise it'd cause problems on 64bit
> systems that require 64bit values to be naturally aligned.
> beyond that, i dont see why any larger alignment values would be
> required since this source archive isnt executed directly. it gets
> expanded into a ramfs and then freed with the rest of the init stuff.

We have talked for a long time about incrementally freeing the initramfs
as it is decoded, which might help systems which are using most of their
memory for an initramfs image...


H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.

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