Re: [Xen-devel] [Patch] Allow bitmasks with the badpage bootoption

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 4 Apr 2006, at 18:22, Erik Bosman wrote:

> The current "badpage" boot option only allows you to select
> individual pages, which is not an option for me, since I have
> close to 32M of bad ram. My patch allows the use of masks
> to select many pages at once, much like the linux BADRAM
> patch.
>
> Masks can be specified using a forward slash, like, for example:
> badpage=0xa2000/0xef000,0x00100/0xfff00,0x01000
The masking scheme is unnecessarily restrictive. Why not just allow 
specification of inclusive ranges of pages? For example: 
badpage=0xa2000-0xa2fff,0x100-0x1ff,0x123-0x456
 -- Keir


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