Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains... | linux-efi

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[PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2017-12-15
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Roland Dreier <hidden> · 2018-08-23
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2018-08-23
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Roland Dreier <hidden> · 2018-08-23
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Matt Fleming <hidden> · 2018-08-24
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Ben Hutchings <hidden> · 2018-08-24
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Roland Dreier <hidden> · 2018-08-24
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2018-08-24
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Roland Dreier <hidden> · 2018-08-24
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Guenter Roeck <linux@roeck-us.net> · 2018-08-24
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Roland Dreier <hidden> · 2018-08-24
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Guenter Roeck <linux@roeck-us.net> · 2018-08-24
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Guillaume Tucker <hidden> · 2018-08-31
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2018-08-31
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Guenter Roeck <linux@roeck-us.net> · 2018-08-24
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Guenter Roeck <linux@roeck-us.net> · 2018-08-25
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2018-08-25
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Guenter Roeck <linux@roeck-us.net> · 2018-08-26
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Roland Dreier <hidden> · 2018-08-29
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Greg Kroah-Hartman <gregkh@linuxfoundation.org> · 2018-08-30
Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers" · Guenter Roeck <linux@roeck-us.net> · 2018-08-24

Re: [PATCH 4.4 103/105] Revert "x86/mm/pat: Ensure cpa->pfn only contains page frame numbers"

From: Roland Dreier <hidden>
Date: 2018-08-24 17:08:45
Also in: lkml, stable

See
<https://lore.kernel.org/lkml/1512686629.18523.217.camel@codethink.co.uk/T/#u (local)>.

Thanks!  I'm not using SGI UV and I'm not using kexec, so I guess I
sidestepped most of those issues.  Greg, I think we need to unrevert
the cpa->pfn change (otherwise the L1TF fix probably gets pretty
messy) and I guess pull in the other patches that Ben mentions.

 - R.

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