Messages in this thread | | | Date | Tue, 6 Feb 2018 11:13:55 -0800 | From | Guenter Roeck <> | Subject | Re: [BUG] x86 : i486 reporting to be vulnerable to Meltdown/Spectre_V1/Spectre_V2 |
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On Tue, Feb 06, 2018 at 07:10:27PM +0000, David Woodhouse wrote: > > > On Tue, 2018-02-06 at 11:02 -0800, Greg Kroah-Hartman wrote: > > . > > > > > > David > > > I believe I got the patch(es) you mention in in the stable 4.15.1 kernel: > > > > > > Pull x86/pti updates from Thomas Gleixner: "Another set of melted > > > spectrum related changes" > > > (commit 6304672b7f0a5c010002e63a075160856dc4f88d). > > > > > > Unfortunately, the symptoms I reported remain on at least the i486 and i686. > > > > Can you try 4.15.2-rc1? Or how about Linus's kernel tree now? There > > was a lot of spectrum patches merged just this week that were not in > > 4.15.1. > > No, for the 486 it *should* have worked. The interesting commit > is fec9434a12 ("x86/pti: Do not enable PTI on CPUs which are not > vulnerable to Meltdown") which is indeed pulled in with the merge > commit that Matthew mentions. >
I disagree.
$ git describe v4.15.1-61-g7ab5513e4cbc $ git log --oneline v4.15.1.. | grep Melt 3472b3689bab x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown
Guenter
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