From: Andrew Cooper <andrew.cooper3@citrix.com>
To: speck@linutronix.de
Subject: [MODERATED] Re: [PATCH 1/2] more sampling fun 1
Date: Thu, 20 Feb 2020 10:10:03 +0000 [thread overview]
Message-ID: <42389fc9-72b1-e04c-cc44-21487a0006e0@citrix.com> (raw)
In-Reply-To: <20200220100745.GA30404@zn.tnic>
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On 20/02/2020 10:07, speck for Borislav Petkov wrote:
> On Thu, Feb 06, 2020 at 02:11:02PM -0800, speck for mark gross wrote:
>> From: mark gross <mgross@linux.intel.com>
>> Subject: [PATCH 1/2] Add capability to specify a range of steppings in the
>>
>> Intel has produced processors with the same CPUID family+model. Code
>> may need to check the stepping when programming model specific behavior.
>>
>> Add an API to allow easy specification of stepping or range of steppings
>> with a 16 bit bitmask.
>>
>> Update cpu_vuln_whitelist using this new API.
>>
>> I implemented this in the way I did to avoid modifying x86_cpu_id as
>> that structure is an exported ABI and any change would impact user mode
>> code using the structure.
>>
>> Signed-off-by: mark gross <mgross@linux.intel.com>
>> Reviewed-by: tony luck <tony.luck@intel.com>
>> ---
>> arch/x86/include/asm/cpu_device_id.h | 12 ++++++++++++
>> arch/x86/kernel/cpu/common.c | 28 ++++++++++++++--------------
>> arch/x86/kernel/cpu/match.c | 26 ++++++++++++++++++++++++++
>> 3 files changed, 52 insertions(+), 14 deletions(-)
> Why isn't this sent to lkml like a normal patch?
>
Because it is under embargo until May 12th.
~Andrew
next prev parent reply other threads:[~2020-02-20 10:10 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-20 10:07 Borislav Petkov
2020-02-20 10:10 ` Andrew Cooper [this message]
2020-02-20 10:13 ` [MODERATED] " Borislav Petkov
2020-02-20 11:00 ` [MODERATED] " Andrew Cooper
2020-02-20 12:39 ` Greg KH
2020-02-20 17:53 ` mark gross
2020-02-20 18:26 ` Borislav Petkov
2020-02-20 19:24 ` mark gross
2020-02-21 22:12 ` mark gross
[not found] <c79feecdb14c62e3dd8f2680bc68292f99882aeb.158215=?utf-8?q?2322?= .git.mgross@linux.intel.com>
2020-02-20 19:08 ` Ben Hutchings
2020-02-21 22:10 ` mark gross
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