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Re: [Xen-devel] Xen 3.1.2 can corrupt BIOS resevered memory between 1M a
| To: | Kimball Murray <kimball.murray@xxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Xen 3.1.2 can corrupt BIOS resevered memory between 1M and 16M. |
| From: | Keir Fraser <Keir.Fraser@xxxxxxxxxxxx> |
| Date: | Sat, 15 Dec 2007 18:30:49 +0000 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Sat, 15 Dec 2007 10:24:47 -0800 |
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| In-reply-to: | <C388C6E6.115EF%Keir.Fraser@xxxxxxxxxxxx> |
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| Thread-index: | Acg+q+J5ISCFIqqfEdyYUQAWy6hiGQAnLreR |
| Thread-topic: | [Xen-devel] Xen 3.1.2 can corrupt BIOS resevered memory between 1M and 16M. |
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On 14/12/07 23:48, "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx> wrote: >> So the first time through the loop, s == 1M and e == 15M. But map_s >> gets set to 16M and then we slip into the if statement and call >> init_boot_pages with (1M, 16M), crushing the BIOS hole. > > Thanks for the analysis. I'll sort out a fix and get back to you. Please try c/s 16624 in the staging tree (http://xenbits.xensource.com/staging/xen-unstable.hg). -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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