On Sat, Sep 21, 2019 at 2:37 PM Paul Gortmaker <paul.gortma...@windriver.com>
wrote:

> Bruce, Yocto kernel folks:
>
> Here is the *final* 4.18.x stable update "extension" primarily created
> for the Yocto project, continuing from the previous v4.18.44 release.
>
> This final release closes out a run of 25 releases and about 4600
> backports since GregKH stopped maintenance at v4.18.20, just under a
> year ago.  I hope people have found the update extentsions useful during
> that period; both Yocto users and "vanilla" 4.18.x users alike.
>
> I didn't send an announce for 4.18.44, since I wanted to finish this
> 4.18.x run with the addition of the recent spectre-v1 (swapgs) variant
> fixes.  But I wanted to also keep them separate to ease testing and
> evaluation for integrators.  So the 44 is "normal" content, and the 45
> is specific to spectre-v1/swapgs content, basically.
>
> More specifically, the 4.18.44 release contains about 235 mainline
> commits based on what was found in 4.19.51 --> 4.19.55 stable content.
>
> The 4.18.45 release contains the swapgs (CVE-2019-1125) content, plus a
> couple powerpc CVE fixes that caught my eye.  The x86 users can check:
>
>  # cat /sys/devices/system/cpu/vulnerabilities/spectre_v1
>  Mitigation: usercopy/swapgs barriers and __user pointer sanitization
>
> Check Documentation/admin-guide/hw-vuln/spectre.rst for more info.
>
> I've put this *final* 4.18.45 queue through the usual testing; build
>

final tag merged!!

Bruce



> testing on x86-64/32, ARM-64/32, PPC and MIPS, plus some static analysis
> and finally some sanity runtime tests on x86-64.  The 4.18.44 release
> also got the same independent testing prior to starting 4.18.45.
>
> I did the signed tag just as per the previously released versions.
> Please find a signed v4.18.45 tag using this key:
>
> http://pgp.mit.edu/pks/lookup?op=vindex&search=0xEBCE84042C07D1D6
>
> in the repo in the kernel.org directory here:
>
>
> https://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux-4.18.y.git/?h=linux-4.18.y
>   git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux-4.18.y.git
>
> for merge to standard/base in linux-yocto-4.18 and then out from there
> into the other base and BSP branches.
>
> For those who are interested, the evolution of the commits is here:
>
>
> https://git.kernel.org/cgit/linux/kernel/git/paulg/longterm-queue-4.18.git/
>
> This repo isn't needed for anything; it just exists for transparency and
> so people can see the evolution of the raw commits that were originally
> selected to create this 4.18.x release.
>
> Paul.
>


-- 
- Thou shalt not follow the NULL pointer, for chaos and madness await thee
at its end
- "Use the force Harry" - Gandalf, Star Trek II
-- 
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