Messages in this thread | | | Date | Wed, 13 Nov 2013 16:05:50 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH 0/3] Early use of boot service memory |
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On 11/13/2013 03:57 PM, jerry.hoemann@hp.com wrote: > > I think i can go to a date based black list, that removes the manual > step. System running firmware before certain date assumes we need > to do the work around. If firmware is newer than that date, we don't > use the workaround. Blacklist overrides and allows current behavior > for new firmware that is subsequently found to be broken and for > which we can't convenience the manufacturer to fix. >
No, we can't, at least not for now. We are continually finding new platforms with the bug.
> > I will still point out that as currently used, efi_reserve_boot_services > is wrong. A work around for firmware bugs on one platform shouldn't be > breaking platforms that don't have that bug. Its just much less likely > to cause problems with higher crash kernel allocation. >
It is wrong, yes, but it seems like a ubiquitous problem.
-hpa
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