Re:Why Xen Wasn't Hit by RETBleed on Intel CPUs
by plam503711 on Friday August 26, 2022 @07:40AM
(#32606045)
The real golden-"I told you so" (that triggered the idea to write this very blog post) comes from a tweet of David Woodhouse last July: https://twitter.com/dwmw2/status/1549042968320811008
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Re:Why Xen Wasn't Hit by RETBleed on Intel CPUs
by eru on Friday August 26, 2022 @07:58AM
(#32606194)
Direct link: https://lkml.org/lkml/2018/1/22/598
Re:Why Xen Wasn't Hit by RETBleed on Intel CPUs
by dwmw2 on Sunday August 28, 2022 @05:16AM
(#32626917)
Hah, I wondered why there was an uptick of attention to that old tweet.
We should be slightly careful — while I can't deny that there's a small element of "ITYS" about that tweet, should it really count if I then left it up to Intel to follow up?
I whined that we hadn't shown that it was safe. The credit really does need to go to the RETbleed folks who put in the work to truly demonstrate that it wasn't.