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Re: [Xen-devel] [PATCH] Have xen dom0 still handle time of 1970
| To: | Rik van Riel <riel@xxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] Have xen dom0 still handle time of 1970 |
| From: | Keir Fraser <keir@xxxxxxxxxxxxx> |
| Date: | Wed, 17 Jan 2007 17:44:16 +0000 |
| Cc: | Steven Rostedt <srostedt@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Wed, 17 Jan 2007 09:43:55 -0800 |
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| Thread-topic: | [Xen-devel] [PATCH] Have xen dom0 still handle time of 1970 |
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On 17/1/07 17:36, "Rik van Riel" <riel@xxxxxxxxxx> wrote: >> Oh, I see. But it kind of feels silly to work around a synthetic correctness >> test. If we make wc_sec implicitly signed (which is pretty gross) then we >> lose 1 bit of magnitude which also isn't great -- I'd rather be able to >> represent years 2038 through 2106 than 1902 through 1970. > > Isn't unsigned long 64 bits on 64 bit systems anyway? > > That would give us a lot more time... Yeah it is, but wc_sec in shared_info is uint32_t. Perhaps I wasn't optimistic enough about Xen's longevity. :-) With tricks we could be good out to about 2250 without needing to increase wc_sec's size. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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