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Re: [Bug-xorriso] Acer Aspire V5-121 doesn't see USB ISO as bootable


From: Carlo Caione
Subject: Re: [Bug-xorriso] Acer Aspire V5-121 doesn't see USB ISO as bootable
Date: Mon, 27 Feb 2017 13:57:11 +0100

On Mon, Feb 27, 2017 at 1:37 PM, Thomas Schmitt <address@hidden> wrote:
> Hi,
>
> it turned out that the cripling of the 0x00 partition by --mbr-force-bootable
> and the lack of boot flag without that option have the same cause.
> The program part which sets the boot flag considers a partition of
> type 0x00 as empty.
>
> I now added the constraint that also the block count must be 0 in
> order not to attribute the boot flag to partiton 1 by default.
> This also keeps --mbr-force-bootable from touching that partition.
>
> I will have to investigate which other program parts consider 0x00
> to be unused and how to properly determine whether a partition slot
> is indeed unused.
>
> If you are interested in testing the preliminary fix:

Tested and LGTM.

Thank you,

-- 
Carlo Caione  |  +39.340.80.30.096  |  Endless



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