Re: [RFC PATCH v1 02/18] x86: Secure Memory Encryption (SME) build enablement

2016-04-27 Thread Borislav Petkov
On Wed, Apr 27, 2016 at 06:41:37PM +0200, Pavel Machek wrote: > Hey look, SME slowed down 30% since being initially merged into > kernel! How is that breaking bisection? -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. ___ io

Re: [RFC PATCH v1 02/18] x86: Secure Memory Encryption (SME) build enablement

2016-04-27 Thread Robin Murphy
On 27/04/16 17:41, Pavel Machek wrote: On Wed 2016-04-27 17:41:40, Borislav Petkov wrote: On Wed, Apr 27, 2016 at 05:30:10PM +0200, Pavel Machek wrote: Doing it early will break bisect, right? How exactly? Please do tell. Hey look, SME slowed down 30% since being initially merged into kerne

Re: [RFC PATCH v1 02/18] x86: Secure Memory Encryption (SME) build enablement

2016-04-27 Thread Pavel Machek
On Wed 2016-04-27 17:41:40, Borislav Petkov wrote: > On Wed, Apr 27, 2016 at 05:30:10PM +0200, Pavel Machek wrote: > > Doing it early will break bisect, right? > > How exactly? Please do tell. Hey look, SME slowed down 30% since being initially merged into kernel!

Re: [RFC PATCH v1 02/18] x86: Secure Memory Encryption (SME) build enablement

2016-04-27 Thread Borislav Petkov
On Wed, Apr 27, 2016 at 05:30:10PM +0200, Pavel Machek wrote: > Doing it early will break bisect, right? How exactly? Please do tell. -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. ___ iommu mailing list iommu@lists.linux-f

Re: [RFC PATCH v1 02/18] x86: Secure Memory Encryption (SME) build enablement

2016-04-27 Thread Pavel Machek
On Wed 2016-04-27 10:17:36, Tom Lendacky wrote: > On 03/22/2016 08:01 AM, Pavel Machek wrote: > > On Tue 2016-04-26 17:56:14, Tom Lendacky wrote: > >> Provide the Kconfig support to build the SME support in the kernel. > > > > > > Probably should go last in the series? > > Yeah, I've seen argume

Re: [RFC PATCH v1 02/18] x86: Secure Memory Encryption (SME) build enablement

2016-04-27 Thread Tom Lendacky
On 03/22/2016 08:01 AM, Pavel Machek wrote: > On Tue 2016-04-26 17:56:14, Tom Lendacky wrote: >> Provide the Kconfig support to build the SME support in the kernel. > > > Probably should go last in the series? Yeah, I've seen arguments both ways for this. Doing it early allows compiling and test

Re: [RFC PATCH v1 02/18] x86: Secure Memory Encryption (SME) build enablement

2016-04-27 Thread Pavel Machek
On Tue 2016-04-26 17:56:14, Tom Lendacky wrote: > Provide the Kconfig support to build the SME support in the kernel. Probably should go last in the series? > Signed-off-by: Tom Lendacky > --- > arch/x86/Kconfig |9 + > 1 file changed, 9 insertions(+) > > diff --git a/arch/x86/Kco

[RFC PATCH v1 02/18] x86: Secure Memory Encryption (SME) build enablement

2016-04-26 Thread Tom Lendacky
Provide the Kconfig support to build the SME support in the kernel. Signed-off-by: Tom Lendacky --- arch/x86/Kconfig |9 + 1 file changed, 9 insertions(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 7bb1574..13249b5 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@

[RFC PATCH v1 02/18] x86: Secure Memory Encryption (SME) build enablement

2016-04-26 Thread Tom Lendacky
Provide the Kconfig support to build the SME support in the kernel. Signed-off-by: Tom Lendacky --- arch/x86/Kconfig |9 + 1 file changed, 9 insertions(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 7bb1574..13249b5 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@