Re: [ 33/73] x86, microcode: Sanitize per-cpu microcode reloading interface

2012-08-05 Thread Ben Hutchings
On Sun, 2012-08-05 at 11:21 +0200, Borislav Petkov wrote: > On Sat, Aug 04, 2012 at 06:23:41PM +0100, Ben Hutchings wrote: > > [ … ] > > > > > Thanks everyone for working this out. > > > > > > > > If you combine multiple mainline commits like this, the new commit > > > > message should refer to a

Re: [ 33/73] x86, microcode: Sanitize per-cpu microcode reloading interface

2012-08-05 Thread Borislav Petkov
On Sat, Aug 04, 2012 at 06:23:41PM +0100, Ben Hutchings wrote: [ … ] > > > Thanks everyone for working this out. > > > > > > If you combine multiple mainline commits like this, the new commit > > > message should refer to all of them. I've fixed that up this time. Thanks. > > Ben, the backport

Re: [ 33/73] x86, microcode: Sanitize per-cpu microcode reloading interface

2012-08-04 Thread Ben Hutchings
On Sat, 2012-08-04 at 13:07 -0300, Henrique de Moraes Holschuh wrote: > On Sat, 04 Aug 2012, Ben Hutchings wrote: > > On Fri, 2012-08-03 at 14:27 +0200, Borislav Petkov wrote: > > > On Fri, Aug 03, 2012 at 11:43:14AM +0200, Borislav Petkov wrote: > > > > On Fri, Aug 03, 2012 at 11:04:06AM +0200, Sv

Re: [ 33/73] x86, microcode: Sanitize per-cpu microcode reloading interface

2012-08-04 Thread Henrique de Moraes Holschuh
On Sat, 04 Aug 2012, Ben Hutchings wrote: > On Fri, 2012-08-03 at 14:27 +0200, Borislav Petkov wrote: > > On Fri, Aug 03, 2012 at 11:43:14AM +0200, Borislav Petkov wrote: > > > On Fri, Aug 03, 2012 at 11:04:06AM +0200, Sven Joachim wrote: > > > > On 2012-07-31 06:43 +0200, Ben Hutchings wrote: > >

Re: [ 33/73] x86, microcode: Sanitize per-cpu microcode reloading interface

2012-08-04 Thread Ben Hutchings
On Fri, 2012-08-03 at 14:27 +0200, Borislav Petkov wrote: > On Fri, Aug 03, 2012 at 11:43:14AM +0200, Borislav Petkov wrote: > > On Fri, Aug 03, 2012 at 11:04:06AM +0200, Sven Joachim wrote: > > > On 2012-07-31 06:43 +0200, Ben Hutchings wrote: > > > > > > > 3.2-stable review patch. If anyone has

Re: [ 33/73] x86, microcode: Sanitize per-cpu microcode reloading interface

2012-08-03 Thread Borislav Petkov
On Fri, Aug 03, 2012 at 11:43:14AM +0200, Borislav Petkov wrote: > On Fri, Aug 03, 2012 at 11:04:06AM +0200, Sven Joachim wrote: > > On 2012-07-31 06:43 +0200, Ben Hutchings wrote: > > > > > 3.2-stable review patch. If anyone has any objections, please let me > > > know. > > > > Alas, this does

Re: [ 33/73] x86, microcode: Sanitize per-cpu microcode reloading interface

2012-08-03 Thread Borislav Petkov
On Fri, Aug 03, 2012 at 11:04:06AM +0200, Sven Joachim wrote: > On 2012-07-31 06:43 +0200, Ben Hutchings wrote: > > > 3.2-stable review patch. If anyone has any objections, please let me know. > > Alas, this does not build if CONFIG_SMP is unset: > > , > | arch/x86/kernel/microcode_core.c:

Re: [ 33/73] x86, microcode: Sanitize per-cpu microcode reloading interface

2012-08-03 Thread Sven Joachim
On 2012-07-31 06:43 +0200, Ben Hutchings wrote: > 3.2-stable review patch. If anyone has any objections, please let me know. Alas, this does not build if CONFIG_SMP is unset: , | arch/x86/kernel/microcode_core.c: In function 'reload_store': | arch/x86/kernel/microcode_core.c:304:19: error:

[ 33/73] x86, microcode: Sanitize per-cpu microcode reloading interface

2012-07-30 Thread Ben Hutchings
3.2-stable review patch. If anyone has any objections, please let me know. -- From: Borislav Petkov commit c9fc3f778a6a215ace14ee556067c73982b6d40f upstream. Microcode reloading in a per-core manner is a very bad idea for both major x86 vendors. And the thing is, we have such