From: Thomas Gleixner <tglx@linutronix.de>
To: Tony Luck <tony.luck@intel.com>,
hdegoede@redhat.com, markgross@kernel.org
Cc: mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com,
x86@kernel.org, hpa@zytor.com, corbet@lwn.net,
gregkh@linuxfoundation.org, andriy.shevchenko@linux.intel.com,
jithu.joseph@intel.com, ashok.raj@intel.com, tony.luck@intel.com,
rostedt@goodmis.org, dan.j.williams@intel.com,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
platform-driver-x86@vger.kernel.org, patches@lists.linux.dev,
ravi.v.shankar@intel.com, Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH v6 03/11] stop_machine: Add stop_core_cpuslocked() for per-core operations
Date: Fri, 06 May 2022 10:20:23 +0200 [thread overview]
Message-ID: <87wnezgji0.ffs@tglx> (raw)
In-Reply-To: <20220506014035.1173578-4-tony.luck@intel.com>
On Thu, May 05 2022 at 18:40, Tony Luck wrote:
> From: Peter Zijlstra <peterz@infradead.org>
>
> Hardware core level testing features require near simultaneous execution
> of WRMSR instructions on all threads of a core to initiate a test.
>
> Provide a customized cut down version of stop_machine_cpuslocked() that
> just operates on the threads of a single core.
>
> Suggested-by: Thomas Gleixner <tglx@linutronix.de>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
> Signed-off-by: Tony Luck <tony.luck@intel.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
next prev parent reply other threads:[~2022-05-06 8:20 UTC|newest]
Thread overview: 152+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-07 19:13 [PATCH v2 00/10] Introduce In Field Scan driver Jithu Joseph
2022-04-07 19:13 ` [PATCH v2 01/10] x86/microcode/intel: expose collect_cpu_info_early() for IFS Jithu Joseph
2022-04-08 8:34 ` Borislav Petkov
2022-04-21 14:56 ` Thomas Gleixner
2022-04-07 19:13 ` [PATCH v2 02/10] Documentation: In-Field Scan Jithu Joseph
2022-04-07 19:13 ` [PATCH v2 03/10] platform/x86/intel/ifs: Add driver for " Jithu Joseph
2022-04-07 19:13 ` [PATCH v2 04/10] platform/x86/intel/ifs: Load IFS Image Jithu Joseph
2022-04-08 5:02 ` Greg KH
2022-04-08 5:04 ` Greg KH
2022-04-07 19:13 ` [PATCH v2 05/10] platform/x86/intel/ifs: Check IFS Image sanity Jithu Joseph
2022-04-07 19:13 ` [PATCH v2 06/10] platform/x86/intel/ifs: Authenticate and copy to secured memory Jithu Joseph
2022-04-07 19:13 ` [PATCH v2 07/10] platform/x86/intel/ifs: Add scan test support Jithu Joseph
2022-04-07 19:13 ` [PATCH v2 08/10] platform/x86/intel/ifs: Add IFS sysfs interface Jithu Joseph
2022-04-08 4:59 ` Greg KH
2022-04-07 19:13 ` [PATCH v2 09/10] platform/x86/intel/ifs: add ABI documentation for IFS Jithu Joseph
2022-04-08 5:02 ` Greg KH
2022-04-07 19:13 ` [PATCH v2 10/10] trace: platform/x86/intel/ifs: Add trace point to track Intel IFS operations Jithu Joseph
2022-04-19 16:38 ` [PATCH v3 00/11] Introduce In Field Scan driver Tony Luck
2022-04-19 16:38 ` [PATCH v3 01/11] x86/microcode/intel: Expose collect_cpu_info_early() for IFS Tony Luck
2022-04-19 16:38 ` [PATCH v3 02/11] Documentation: In-Field Scan Tony Luck
2022-04-19 16:48 ` Greg KH
2022-04-19 19:45 ` Dan Williams
2022-04-20 7:48 ` Greg KH
2022-04-19 16:38 ` [PATCH v3 03/11] platform/x86/intel/ifs: Create device for Intel IFS (In Field Scan) Tony Luck
2022-04-19 16:47 ` Greg KH
2022-04-19 18:09 ` Dan Williams
2022-04-19 22:28 ` Dan Williams
2022-04-20 7:49 ` Greg KH
2022-04-20 7:48 ` Greg KH
2022-04-20 15:27 ` Luck, Tony
2022-04-20 17:46 ` Greg KH
2022-04-20 17:57 ` Luck, Tony
2022-04-20 18:04 ` Greg KH
2022-04-20 18:08 ` Luck, Tony
2022-04-20 19:04 ` Greg KH
2022-04-19 16:38 ` [PATCH v3 04/11] platform/x86/intel/ifs: Add stub driver for In-Field Scan Tony Luck
2022-04-19 16:38 ` [PATCH v3 05/11] platform/x86/intel/ifs: Read IFS firmware image Tony Luck
2022-04-19 17:14 ` Greg KH
2022-04-19 16:38 ` [PATCH v3 06/11] platform/x86/intel/ifs: Check IFS Image sanity Tony Luck
2022-04-19 17:16 ` Greg KH
2022-04-19 16:38 ` [PATCH v3 07/11] platform/x86/intel/ifs: Authenticate and copy to secured memory Tony Luck
2022-04-19 16:38 ` [PATCH v3 08/11] platform/x86/intel/ifs: Add scan test support Tony Luck
2022-04-19 16:38 ` [PATCH v3 09/11] platform/x86/intel/ifs: Add IFS sysfs interface Tony Luck
2022-04-19 17:20 ` Greg KH
2022-04-19 17:35 ` Luck, Tony
2022-04-19 17:58 ` Greg KH
2022-04-19 18:15 ` Dan Williams
2022-04-19 18:24 ` Dan Williams
2022-04-19 16:38 ` [PATCH v3 10/11] trace: platform/x86/intel/ifs: Add trace point to track Intel IFS operations Tony Luck
2022-04-20 23:38 ` Steven Rostedt
2022-04-21 4:26 ` Luck, Tony
2022-04-21 12:41 ` Steven Rostedt
2022-04-19 16:38 ` [PATCH v3 11/11] platform/x86/intel/ifs: add ABI documentation for IFS Tony Luck
2022-04-22 20:02 ` [PATCH v4 00/10] Introduce In Field Scan driver Tony Luck
2022-04-22 20:02 ` [PATCH v4 01/10] x86/microcode/intel: Expose collect_cpu_info_early() for IFS Tony Luck
2022-04-22 20:02 ` [PATCH v4 02/10] x86/msr-index: Define INTEGRITY_CAPABILITIES MSR Tony Luck
2022-04-22 20:02 ` [PATCH v4 03/10] platform/x86/intel/ifs: Add stub driver for In-Field Scan Tony Luck
2022-04-22 20:02 ` [PATCH v4 04/10] platform/x86/intel/ifs: Read IFS firmware image Tony Luck
2022-04-26 10:45 ` Greg KH
2022-04-26 16:12 ` Luck, Tony
2022-04-26 16:36 ` Greg KH
2022-04-26 18:47 ` Luck, Tony
2022-04-22 20:02 ` [PATCH v4 05/10] platform/x86/intel/ifs: Check IFS Image sanity Tony Luck
2022-04-22 20:02 ` [PATCH v4 06/10] platform/x86/intel/ifs: Authenticate and copy to secured memory Tony Luck
2022-04-22 20:02 ` [PATCH v4 07/10] platform/x86/intel/ifs: Add scan test support Tony Luck
2022-04-22 20:02 ` [PATCH v4 08/10] platform/x86/intel/ifs: Add IFS sysfs interface Tony Luck
2022-04-22 20:02 ` [PATCH v4 09/10] trace: platform/x86/intel/ifs: Add trace point to track Intel IFS operations Tony Luck
2022-04-25 14:52 ` Steven Rostedt
2022-04-25 16:49 ` Luck, Tony
2022-04-26 1:49 ` Steven Rostedt
2022-04-26 23:53 ` Luck, Tony
2022-04-27 2:42 ` Steven Rostedt
2022-04-22 20:02 ` [PATCH v4 10/10] platform/x86/intel/ifs: add ABI documentation for IFS Tony Luck
2022-04-28 15:38 ` [PATCH v5 00/10] Introduce In Field Scan driver Tony Luck
2022-04-28 15:38 ` [PATCH v5 01/10] x86/microcode/intel: Expose collect_cpu_info_early() for IFS Tony Luck
2022-05-03 15:29 ` Borislav Petkov
2022-05-04 10:28 ` Thomas Gleixner
2022-04-28 15:38 ` [PATCH v5 02/10] x86/msr-index: Define INTEGRITY_CAPABILITIES MSR Tony Luck
2022-04-28 15:38 ` [PATCH v5 03/10] platform/x86/intel/ifs: Add stub driver for In-Field Scan Tony Luck
2022-05-04 10:35 ` Thomas Gleixner
2022-05-04 16:24 ` Luck, Tony
2022-05-04 16:28 ` Borislav Petkov
2022-04-28 15:38 ` [PATCH v5 04/10] platform/x86/intel/ifs: Read IFS firmware image Tony Luck
2022-05-04 10:37 ` Thomas Gleixner
2022-05-04 16:49 ` Luck, Tony
2022-04-28 15:38 ` [PATCH v5 05/10] platform/x86/intel/ifs: Check IFS Image sanity Tony Luck
2022-04-28 15:38 ` [PATCH v5 06/10] platform/x86/intel/ifs: Authenticate and copy to secured memory Tony Luck
2022-05-04 10:48 ` Thomas Gleixner
2022-04-28 15:38 ` [PATCH v5 07/10] platform/x86/intel/ifs: Add scan test support Tony Luck
2022-05-04 12:29 ` Thomas Gleixner
2022-05-04 18:52 ` Luck, Tony
2022-05-04 23:15 ` Thomas Gleixner
2022-05-05 8:28 ` Peter Zijlstra
2022-05-05 9:01 ` Thomas Gleixner
2022-05-05 18:32 ` Luck, Tony
2022-05-05 20:21 ` Peter Zijlstra
2022-04-28 15:38 ` [PATCH v5 08/10] platform/x86/intel/ifs: Add IFS sysfs interface Tony Luck
2022-04-28 15:38 ` [PATCH v5 09/10] trace: platform/x86/intel/ifs: Add trace point to track Intel IFS operations Tony Luck
2022-04-28 15:38 ` [PATCH v5 10/10] platform/x86/intel/ifs: add ABI documentation for IFS Tony Luck
2022-04-28 15:58 ` [PATCH v5 00/10] Introduce In Field Scan driver Greg KH
2022-04-28 16:07 ` Luck, Tony
2022-05-02 15:15 ` Hans de Goede
2022-05-02 17:23 ` Luck, Tony
2022-05-03 15:32 ` Borislav Petkov
2022-05-03 16:04 ` Luck, Tony
2022-05-03 16:26 ` Luck, Tony
2022-05-06 14:19 ` Hans de Goede
2022-05-06 15:53 ` Luck, Tony
2022-05-06 18:41 ` Hans de Goede
2022-05-09 17:05 ` Luck, Tony
2022-05-09 18:12 ` Hans de Goede
2022-05-06 1:40 ` [PATCH v6 00/11] " Tony Luck
2022-05-06 1:40 ` [PATCH v6 01/11] x86/microcode/intel: Expose collect_cpu_info_early() for IFS Tony Luck
2022-05-06 1:40 ` [PATCH v6 02/11] x86/msr-index: Define INTEGRITY_CAPABILITIES MSR Tony Luck
2022-05-06 8:19 ` Thomas Gleixner
2022-05-06 1:40 ` [PATCH v6 03/11] stop_machine: Add stop_core_cpuslocked() for per-core operations Tony Luck
2022-05-06 8:20 ` Thomas Gleixner [this message]
2022-05-06 1:40 ` [PATCH v6 04/11] platform/x86/intel/ifs: Add stub driver for In-Field Scan Tony Luck
2022-05-06 8:23 ` Thomas Gleixner
2022-05-06 1:40 ` [PATCH v6 05/11] platform/x86/intel/ifs: Read IFS firmware image Tony Luck
2022-05-06 1:40 ` [PATCH v6 06/11] platform/x86/intel/ifs: Check IFS Image sanity Tony Luck
2022-05-06 1:40 ` [PATCH v6 07/11] platform/x86/intel/ifs: Authenticate and copy to secured memory Tony Luck
2022-05-06 1:40 ` [PATCH v6 08/11] platform/x86/intel/ifs: Add scan test support Tony Luck
2022-05-06 13:30 ` Thomas Gleixner
2022-05-06 18:49 ` Luck, Tony
2022-05-06 19:06 ` Thomas Gleixner
2022-05-06 1:40 ` [PATCH v6 09/11] platform/x86/intel/ifs: Add IFS sysfs interface Tony Luck
2022-05-06 1:40 ` [PATCH v6 10/11] trace: platform/x86/intel/ifs: Add trace point to track Intel IFS operations Tony Luck
2022-05-06 1:40 ` [PATCH v6 11/11] platform/x86/intel/ifs: add ABI documentation for IFS Tony Luck
2022-05-06 22:53 ` [PATCH v7 00/12] Introduce In Field Scan driver Tony Luck
2022-05-06 22:53 ` [PATCH v7 01/12] x86/microcode/intel: Expose collect_cpu_info_early() for IFS Tony Luck
2022-05-06 22:54 ` [PATCH v7 02/12] x86/msr-index: Define INTEGRITY_CAPABILITIES MSR Tony Luck
2022-05-06 22:54 ` [PATCH v7 03/12] stop_machine: Add stop_core_cpuslocked() for per-core operations Tony Luck
2022-05-06 22:54 ` [PATCH v7 04/12] platform/x86/intel/ifs: Add stub driver for In-Field Scan Tony Luck
2022-05-06 22:54 ` [PATCH v7 05/12] platform/x86/intel/ifs: Read IFS firmware image Tony Luck
2022-05-09 12:11 ` Thomas Gleixner
2022-05-06 22:54 ` [PATCH v7 06/12] platform/x86/intel/ifs: Check IFS Image sanity Tony Luck
2022-05-09 12:11 ` Thomas Gleixner
2022-05-09 16:31 ` Borislav Petkov
2022-05-09 16:51 ` Luck, Tony
2022-05-09 16:56 ` Borislav Petkov
2022-05-06 22:54 ` [PATCH v7 07/12] platform/x86/intel/ifs: Authenticate and copy to secured memory Tony Luck
2022-05-09 12:11 ` Thomas Gleixner
2022-05-06 22:54 ` [PATCH v7 08/12] platform/x86/intel/ifs: Add scan test support Tony Luck
2022-05-09 12:11 ` Thomas Gleixner
2022-05-06 22:54 ` [PATCH v7 09/12] platform/x86/intel/ifs: Add IFS sysfs interface Tony Luck
2022-05-09 12:12 ` Thomas Gleixner
2022-05-06 22:54 ` [PATCH v7 10/12] trace: platform/x86/intel/ifs: Add trace point to track Intel IFS operations Tony Luck
2022-05-06 22:54 ` [PATCH v7 11/12] platform/x86/intel/ifs: add ABI documentation for IFS Tony Luck
2022-05-06 22:54 ` [PATCH v7 12/12] Documentation: In-Field Scan Tony Luck
2022-05-09 12:16 ` Thomas Gleixner
2022-05-11 15:51 ` [PATCH v7 00/12] Introduce In Field Scan driver Hans de Goede
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