From: Andi Kleen <ak@linux.intel.com>
To: Borislav Petkov <bp@alien8.de>
Cc: Ingo Molnar <mingo@kernel.org>,
linux-tip-commits@vger.kernel.org, vincent.weaver@maine.edu,
eranian@google.com, hpa@zytor.com, efault@gmx.de,
peterz@infradead.org, jolsa@redhat.com,
torvalds@linux-foundation.org, tglx@linutronix.de,
rostedt@goodmis.org, acme@redhat.com,
linux-kernel@vger.kernel.org
Subject: Re: [tip:perf/core] x86, tracing, perf: Add trace point for MSR accesses
Date: Fri, 4 Dec 2015 14:18:56 -0800 [thread overview]
Message-ID: <20151204221856.GG18534@tassilo.jf.intel.com> (raw)
In-Reply-To: <20151204183017.GO21177@pd.tnic>
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 means - I'm questioning the need of making
> them available to non-GPL drivers.
MSRs are not a GPLed facility.
-Andi
next prev parent reply other threads:[~2015-12-04 22:18 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-02 1:00 [PATCH 1/4] x86: Don't include asm/processor.h into asm/atomic.h Andi Kleen
2015-12-02 1:00 ` [PATCH 2/4] tracepoints: Move struct tracepoint to new tracepoint-defs.h header Andi Kleen
2015-12-02 1:56 ` Steven Rostedt
2015-12-04 11:59 ` [tip:perf/core] " tip-bot for Andi Kleen
2015-12-06 13:18 ` tip-bot for Andi Kleen
2015-12-02 1:00 ` [PATCH 3/4] x86: Add trace point for MSR accesses Andi Kleen
2015-12-02 2:03 ` Steven Rostedt
2015-12-04 11:59 ` [tip:perf/core] x86, tracing, perf: " tip-bot for Andi Kleen
2015-12-04 12:11 ` Borislav Petkov
2015-12-04 18:28 ` Andi Kleen
2015-12-04 18:30 ` Borislav Petkov
2015-12-04 22:18 ` Andi Kleen [this message]
2015-12-04 22:27 ` Borislav Petkov
2015-12-04 22:35 ` H. Peter Anvin
2015-12-04 22:48 ` Borislav Petkov
2015-12-04 22:57 ` H. Peter Anvin
2015-12-06 13:19 ` tip-bot for Andi Kleen
2015-12-02 1:01 ` [PATCH 4/4] perf, x86: Remove old MSR perf tracing code Andi Kleen
2015-12-04 12:00 ` [tip:perf/core] perf/x86: " tip-bot for Andi Kleen
2015-12-06 13:19 ` tip-bot for Andi Kleen
2015-12-04 11:58 ` [tip:perf/core] x86/headers: Don't include asm/processor.h in asm /atomic.h tip-bot for Andi Kleen
2015-12-06 13:18 ` tip-bot for Andi Kleen
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