Re: [Xen-devel] [PATCH v2 4/4] x86/microcode: Support builtin CPU microcode

2020-01-20 Thread Jan Beulich
On 17.01.2020 21:06, Eslam Elnikety wrote: > On 20.12.19 11:12, Jan Beulich wrote: >> On 19.12.2019 23:11, Eslam Elnikety wrote: >>> On 18.12.19 13:42, Jan Beulich wrote: On 18.12.2019 02:32, Eslam Elnikety wrote: > --- /dev/null > +++ b/xen/arch/x86/microcode/Makefile > @@ -0,0 +1

Re: [Xen-devel] [PATCH v2 4/4] x86/microcode: Support builtin CPU microcode

2020-01-17 Thread Eslam Elnikety
On 20.12.19 11:34, Jürgen Groß wrote: On 20.12.19 11:12, Jan Beulich wrote: On 19.12.2019 23:11, Eslam Elnikety wrote: On 18.12.19 13:42, Jan Beulich wrote: On 18.12.2019 02:32, Eslam Elnikety wrote: --- /dev/null +++ b/xen/arch/x86/microcode/Makefile @@ -0,0 +1,46 @@ +# Copyright (C) 2019 Am

Re: [Xen-devel] [PATCH v2 4/4] x86/microcode: Support builtin CPU microcode

2020-01-17 Thread Eslam Elnikety
On 20.12.19 11:12, Jan Beulich wrote: On 19.12.2019 23:11, Eslam Elnikety wrote: On 18.12.19 13:42, Jan Beulich wrote: On 18.12.2019 02:32, Eslam Elnikety wrote: --- /dev/null +++ b/xen/arch/x86/microcode/Makefile @@ -0,0 +1,46 @@ +# Copyright (C) 2019 Amazon.com, Inc. or its affiliates. +# Au

Re: [Xen-devel] [PATCH v2 4/4] x86/microcode: Support builtin CPU microcode

2019-12-20 Thread Jan Beulich
On 20.12.2019 11:34, Jürgen Groß wrote: > On 20.12.19 11:12, Jan Beulich wrote: >> On 19.12.2019 23:11, Eslam Elnikety wrote: >>> On 18.12.19 13:42, Jan Beulich wrote: On 18.12.2019 02:32, Eslam Elnikety wrote: > + > + > +Xen can bundle m

Re: [Xen-devel] [PATCH v2 4/4] x86/microcode: Support builtin CPU microcode

2019-12-20 Thread Jürgen Groß
On 20.12.19 11:12, Jan Beulich wrote: On 19.12.2019 23:11, Eslam Elnikety wrote: On 18.12.19 13:42, Jan Beulich wrote: On 18.12.2019 02:32, Eslam Elnikety wrote: + + +Xen can bundle microcode updates within its image. This support is conditional +on

Re: [Xen-devel] [PATCH v2 4/4] x86/microcode: Support builtin CPU microcode

2019-12-20 Thread Jan Beulich
On 19.12.2019 23:11, Eslam Elnikety wrote: > On 18.12.19 13:42, Jan Beulich wrote: >> On 18.12.2019 02:32, Eslam Elnikety wrote: >>> + >>> + >>> +Xen can bundle microcode updates within its image. This support is >>> conditional >>> +on the build configu

Re: [Xen-devel] [PATCH v2 4/4] x86/microcode: Support builtin CPU microcode

2019-12-19 Thread Eslam Elnikety
On 18.12.19 13:42, Jan Beulich wrote: On 18.12.2019 02:32, Eslam Elnikety wrote: + + +Xen can bundle microcode updates within its image. This support is conditional +on the build configuration BUILTIN_UCODE being enabled. Builtin microcode is +useful t

Re: [Xen-devel] [PATCH v2 4/4] x86/microcode: Support builtin CPU microcode

2019-12-18 Thread Jan Beulich
On 18.12.2019 02:32, Eslam Elnikety wrote: > Xen relies on boot modules to perform early microcode updates. This commit > adds > another mode, namely "builtin" via the BUILTIN_UCODE config parameter. If set, > the Xen image itself will contain the microcode updates. Upon boot, Xen > inspects its i