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Re: [Xen-devel] [Patch] Allow bitmasks with the badpage bootoption
| To: | "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx |
|---|---|
| Subject: | Re: [Xen-devel] [Patch] Allow bitmasks with the badpage bootoption |
| From: | "Erik Bosman" <ebosman@xxxxxxxxx> |
| Date: | Wed, 5 Apr 2006 13:10:36 +0200 |
| Delivery-date: | Wed, 05 Apr 2006 04:10:53 -0700 |
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On 4/5/06, Keir Fraser <Keir.Fraser@xxxxxxxxxxxx> wrote: > > 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 > This was how I first implemented it for my machine, since it only requires two ranges: badpage=0x2a000-0x2afff,0x3a000-0x3afff But I thought a mask would be better since it resembles the way memory usually breaks (not that I have much experience with this.) On the other hand, ranges are much easier to understand. I've attached my original patch. Erik Bosman
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