Commit-ID: 7f47d8cc039f8746e0038fe05f1ddcb15a2e27f0
Gitweb: http://git.kernel.org/tip/7f47d8cc039f8746e0038fe05f1ddcb15a2e27f0
Author: Andi Kleen
AuthorDate: Tue, 1 Dec 2015 17:00:59 -0800
Committer: Ingo Molnar
CommitDate: Sun, 6 Dec 2015 12:56:10 +0100
x86, tracing, perf: Add trace p
On December 4, 2015 2:48:37 PM PST, Borislav Petkov wrote:
>On Fri, Dec 04, 2015 at 02:35:38PM -0800, H. Peter Anvin wrote:
>> How about this: it is easy too easy to hard code MSR accesses, and
>the
>> last things we need is alien non-GPL drivers doing their own
>low-level
>> hacks bypassing these
On Fri, Dec 04, 2015 at 02:35:38PM -0800, H. Peter Anvin wrote:
> How about this: it is easy too easy to hard code MSR accesses, and the
> last things we need is alien non-GPL drivers doing their own low-level
> hacks bypassing these facilities.
Yeah, that doesn't stop alien, non-GPL drivers from
On December 4, 2015 10:30:17 AM PST, Borislav Petkov wrote:
>On Fri, Dec 04, 2015 at 10:28:02AM -0800, Andi Kleen wrote:
>> Because making them GPL would prevent any non GPL driver from
>> using MSRs with tracing compiled in, which doesn't make any sense.
>
>I know what EXPORT_SYMBOL_GPL means - I
On Fri, Dec 04, 2015 at 02:18:56PM -0800, Andi Kleen wrote:
> On Fri, Dec 04, 2015 at 07:30:17PM +0100, Borislav Petkov wrote:
> > On Fri, Dec 04, 2015 at 10:28:02AM -0800, Andi Kleen wrote:
> > > Because making them GPL would prevent any non GPL driver from
> > > using MSRs with tracing compiled i
On Fri, Dec 04, 2015 at 07:30:17PM +0100, Borislav Petkov wrote:
> On Fri, Dec 04, 2015 at 10:28:02AM -0800, Andi Kleen wrote:
> > Because making them GPL would prevent any non GPL driver from
> > using MSRs with tracing compiled in, which doesn't make any sense.
>
> I know what EXPORT_SYMBOL_GPL
On Fri, Dec 04, 2015 at 10:28:02AM -0800, Andi Kleen wrote:
> Because making them GPL would prevent any non GPL driver from
> using MSRs with tracing compiled in, which doesn't make any sense.
I know what EXPORT_SYMBOL_GPL means - I'm questioning the need of making
them available to non-GPL driver
> Any particular reason why those are EXPORT_SYMBOL and not
> EXPORT_SYMBOL_GPL?
Because making them GPL would prevent any non GPL driver from
using MSRs with tracing compiled in, which doesn't make any sense.
-Andi
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On Fri, Dec 04, 2015 at 03:59:42AM -0800, tip-bot for Andi Kleen wrote:
> Commit-ID: 07b41f5cf37b34ef3de4f40fbaf8547abe690abb
> Gitweb: http://git.kernel.org/tip/07b41f5cf37b34ef3de4f40fbaf8547abe690abb
> Author: Andi Kleen
> AuthorDate: Tue, 1 Dec 2015 17:00:59 -0800
> Committer: Ingo M
Commit-ID: 07b41f5cf37b34ef3de4f40fbaf8547abe690abb
Gitweb: http://git.kernel.org/tip/07b41f5cf37b34ef3de4f40fbaf8547abe690abb
Author: Andi Kleen
AuthorDate: Tue, 1 Dec 2015 17:00:59 -0800
Committer: Ingo Molnar
CommitDate: Fri, 4 Dec 2015 10:58:34 +0100
x86, tracing, perf: Add trace p
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