From: "Joseph, Jithu" <jithu.joseph@intel.com>
To: Sohil Mehta <sohil.mehta@intel.com>, <hdegoede@redhat.com>,
<markgross@kernel.org>
Cc: <tglx@linutronix.de>, <mingo@redhat.com>, <bp@alien8.de>,
<dave.hansen@linux.intel.com>, <x86@kernel.org>, <hpa@zytor.com>,
<gregkh@linuxfoundation.org>, <ashok.raj@intel.com>,
<tony.luck@intel.com>, <linux-kernel@vger.kernel.org>,
<platform-driver-x86@vger.kernel.org>, <patches@lists.linux.dev>,
<ravi.v.shankar@intel.com>, <thiago.macieira@intel.com>,
<athenas.jimenez.gonzalez@intel.com>
Subject: Re: [PATCH v2 13/14] Documentation/ABI: Update IFS ABI doc
Date: Wed, 9 Nov 2022 17:16:28 -0800 [thread overview]
Message-ID: <382ef16e-5013-c226-2601-309be952f1fe@intel.com> (raw)
In-Reply-To: <503ba3e8-f060-002d-846a-8dec7e84c83b@intel.com>
On 11/9/2022 3:55 PM, Sohil Mehta wrote:
>
> A clarification below.
>
>> -What: /sys/devices/virtual/misc/intel_ifs_<N>/reload
>> -Date: April 21 2022
>> -KernelVersion: 5.19
>> +What: /sys/devices/virtual/misc/intel_ifs_<N>/current_batch
>> +Date: Sept 30 2022
>> +KernelVersion: 6.2
>> Contact: "Jithu Joseph" <jithu.joseph@intel.com>
>> -Description: Write "1" (or "y" or "Y") to reload the IFS image from
>> - /lib/firmware/intel/ifs/ff-mm-ss.scan.
>> +Description: Write a number less than or equal to 0xff to load an IFS test image.
>
> Can the number start from 0 or is it expected to start from 1? It might be useful to mention that if there is a constraint.
The driver currently doesn't do any enforcement on if the input starts at 0 / 1. If user writes 0 and if
the corresponding file it looks for (ff-mm-ss-00.<test_type>) is present, it would load it otherwise it would
return error-code ENOENT (returned by request_firmware_direct())
>
>> + The number written treated as the 2 digit suffix in the following file name:
>> + /lib/firmware/intel/ifs_<N>/ff-mm-ss-02x.scan
>> + Reading the file will provide the suffix of the currently loaded IFS test image.
Jithu
next prev parent reply other threads:[~2022-11-10 1:17 UTC|newest]
Thread overview: 193+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-21 20:33 [PATCH 00/14] IFS multi test image support and misc changes Jithu Joseph
2022-10-21 20:34 ` [PATCH 01/14] platform/x86/intel/ifs: Remove unused selection Jithu Joseph
2022-10-21 20:34 ` [PATCH 02/14] platform/x86/intel/ifs: Propagate load failure error code Jithu Joseph
2022-10-24 22:52 ` Sohil Mehta
2022-10-24 23:17 ` Joseph, Jithu
2022-10-21 20:34 ` [PATCH 03/14] platform/x86/intel/ifs: return a more appropriate Error code Jithu Joseph
2022-10-24 22:57 ` Sohil Mehta
2022-10-24 23:01 ` Luck, Tony
2022-10-21 20:34 ` [PATCH 04/14] platform/x86/intel/ifs: Remove image loading during init Jithu Joseph
2022-10-24 23:50 ` Sohil Mehta
2022-10-25 0:41 ` Joseph, Jithu
2022-10-25 6:06 ` Sohil Mehta
2022-10-26 23:53 ` Joseph, Jithu
2022-11-01 7:00 ` Sohil Mehta
2022-10-21 20:34 ` [PATCH 05/14] x86/microcode/intel: Expose find_matching_signature() for IFS Jithu Joseph
2022-11-02 19:03 ` Borislav Petkov
2022-11-02 21:32 ` Joseph, Jithu
2022-10-21 20:34 ` [PATCH 06/14] x86/microcode/intel: Use appropriate type in microcode_sanity_check() Jithu Joseph
2022-10-21 20:34 ` [PATCH 07/14] x86/microcode/intel: Expose microcode_sanity_check() Jithu Joseph
2022-11-01 7:28 ` Sohil Mehta
2022-11-01 19:06 ` Joseph, Jithu
2022-11-03 11:33 ` Borislav Petkov
2022-11-03 19:25 ` Ashok Raj
2022-11-03 23:32 ` Borislav Petkov
2022-11-04 6:15 ` Joseph, Jithu
2022-11-04 10:50 ` Borislav Petkov
2022-11-04 22:02 ` Joseph, Jithu
2022-11-04 22:14 ` Borislav Petkov
2022-10-21 20:34 ` [PATCH 08/14] x86/microcode/intel: Meta-data support in microcode file Jithu Joseph
2022-11-01 8:51 ` Sohil Mehta
2022-11-01 18:05 ` Joseph, Jithu
2022-11-03 11:35 ` Borislav Petkov
2022-10-21 20:34 ` [PATCH 09/14] platform/x86/intel/ifs: Use generic microcode headers and functions Jithu Joseph
2022-11-01 18:37 ` Sohil Mehta
2022-11-01 21:07 ` Joseph, Jithu
2022-10-21 20:34 ` [PATCH 10/14] platform/x86/intel/ifs: Add metadata validation Jithu Joseph
2022-11-01 20:28 ` Sohil Mehta
2022-11-09 23:10 ` Sohil Mehta
2022-10-21 20:34 ` [PATCH 11/14] platform/x86/intel/ifs: Remove reload sysfs entry Jithu Joseph
2022-10-21 20:34 ` [PATCH 12/14] platform/x86/intel/ifs: Add current_batch " Jithu Joseph
2022-11-01 22:26 ` Sohil Mehta
2022-11-01 23:27 ` Joseph, Jithu
2022-11-03 8:03 ` Sohil Mehta
2022-10-21 20:34 ` [PATCH 13/14] Documentation/ABI: Update IFS ABI doc Jithu Joseph
2022-11-01 22:34 ` Sohil Mehta
2022-11-01 22:48 ` Joseph, Jithu
2022-11-01 22:59 ` Sohil Mehta
2022-11-02 22:10 ` Joseph, Jithu
2022-11-03 7:49 ` Sohil Mehta
2022-10-21 20:34 ` [PATCH 14/14] Revert "platform/x86/intel/ifs: Mark as BROKEN" Jithu Joseph
2022-11-03 8:21 ` [PATCH 00/14] IFS multi test image support and misc changes Sohil Mehta
2022-11-07 9:24 ` Hans de Goede
2022-11-07 23:01 ` Joseph, Jithu
2022-11-07 22:53 ` [PATCH v2 " Jithu Joseph
2022-11-07 22:53 ` [PATCH v2 01/14] platform/x86/intel/ifs: Remove unused selection Jithu Joseph
2022-11-09 1:52 ` Sohil Mehta
2022-11-10 21:03 ` Hans de Goede
2022-11-07 22:53 ` [PATCH v2 02/14] platform/x86/intel/ifs: return a more appropriate Error code Jithu Joseph
2022-11-09 1:57 ` Sohil Mehta
2022-11-10 21:04 ` Hans de Goede
2022-11-07 22:53 ` [PATCH v2 03/14] platform/x86/intel/ifs: Remove image loading during init Jithu Joseph
2022-11-09 1:59 ` Sohil Mehta
2022-11-10 21:06 ` Hans de Goede
2022-11-07 22:53 ` [PATCH v2 04/14] x86/microcode/intel: Expose find_matching_signature() for IFS Jithu Joseph
2022-11-09 2:06 ` Sohil Mehta
2022-11-11 13:44 ` Borislav Petkov
2022-11-07 22:53 ` [PATCH v2 05/14] x86/microcode/intel: Use appropriate type in microcode_sanity_check() Jithu Joseph
2022-11-09 2:47 ` Sohil Mehta
2022-11-11 13:46 ` Borislav Petkov
2022-11-07 22:53 ` [PATCH v2 06/14] x86/microcode/intel: Expose microcode_sanity_check() Jithu Joseph
2022-11-09 3:03 ` Sohil Mehta
2022-11-09 3:29 ` Joseph, Jithu
2022-11-11 14:33 ` Borislav Petkov
2022-11-11 21:39 ` Joseph, Jithu
2022-11-07 22:53 ` [PATCH v2 07/14] x86/microcode/intel: Use a reserved field for metasize Jithu Joseph
2022-11-09 3:06 ` Sohil Mehta
2022-11-11 14:37 ` Borislav Petkov
2022-11-07 22:53 ` [PATCH v2 08/14] platform/x86/intel/ifs: Add metadata support Jithu Joseph
2022-11-09 3:25 ` Sohil Mehta
2022-11-10 21:08 ` Hans de Goede
2022-11-11 16:16 ` Borislav Petkov
2022-11-07 22:53 ` [PATCH v2 09/14] platform/x86/intel/ifs: Use generic microcode headers and functions Jithu Joseph
2022-11-09 3:29 ` Sohil Mehta
2022-11-10 21:11 ` Hans de Goede
2022-11-11 16:23 ` Borislav Petkov
2022-11-11 20:41 ` Joseph, Jithu
2022-11-16 17:26 ` Tony Luck
2022-11-16 18:53 ` Borislav Petkov
2022-11-16 19:02 ` Luck, Tony
2022-11-07 22:53 ` [PATCH v2 10/14] platform/x86/intel/ifs: Add metadata validation Jithu Joseph
2022-11-09 23:15 ` Sohil Mehta
2022-11-10 1:22 ` Joseph, Jithu
2022-11-10 9:40 ` Sohil Mehta
2022-11-10 21:18 ` Hans de Goede
2022-11-11 18:39 ` Borislav Petkov
2022-11-11 18:48 ` Dave Hansen
2022-11-11 20:30 ` Joseph, Jithu
2022-11-11 21:29 ` Ashok Raj
2022-11-07 22:53 ` [PATCH v2 11/14] platform/x86/intel/ifs: Remove reload sysfs entry Jithu Joseph
2022-11-09 23:16 ` Sohil Mehta
2022-11-10 21:19 ` Hans de Goede
2022-11-07 22:53 ` [PATCH v2 12/14] platform/x86/intel/ifs: Add current_batch " Jithu Joseph
2022-11-09 23:46 ` Sohil Mehta
2022-11-10 21:22 ` Hans de Goede
2022-11-12 16:26 ` Borislav Petkov
2022-11-12 18:21 ` Thiago Macieira
2022-11-12 19:20 ` Borislav Petkov
2022-11-12 19:58 ` Ashok Raj
2022-11-13 2:06 ` Thiago Macieira
2022-11-12 18:33 ` Luck, Tony
2022-11-12 19:28 ` Borislav Petkov
2022-11-12 23:32 ` Luck, Tony
2022-11-13 2:35 ` Thiago Macieira
2022-11-13 7:37 ` gregkh
2022-11-13 11:48 ` Borislav Petkov
2022-11-13 15:15 ` Ashok Raj
2022-11-13 15:58 ` Borislav Petkov
2022-11-13 17:01 ` Ashok Raj
2022-11-13 18:41 ` Borislav Petkov
2022-11-13 21:40 ` Thiago Macieira
2022-11-13 22:59 ` Borislav Petkov
2022-11-14 18:13 ` Dave Hansen
2022-11-14 18:25 ` Luck, Tony
2022-11-14 19:03 ` Borislav Petkov
2022-11-14 19:07 ` Luck, Tony
2022-11-14 19:17 ` Borislav Petkov
2022-11-14 19:38 ` Luck, Tony
2022-11-14 19:51 ` Borislav Petkov
2022-11-13 16:41 ` Joseph, Jithu
2022-11-13 16:58 ` Borislav Petkov
2022-11-13 17:55 ` Joseph, Jithu
2022-11-13 18:27 ` Borislav Petkov
2022-11-13 21:33 ` Tony Luck
2022-11-13 22:55 ` Borislav Petkov
2022-11-13 21:21 ` Thiago Macieira
2022-11-13 22:40 ` Borislav Petkov
2022-11-13 21:51 ` Thiago Macieira
2022-11-13 23:05 ` Borislav Petkov
2022-11-14 8:28 ` Hans de Goede
2022-11-14 7:15 ` gregkh
2022-11-14 15:33 ` Tony Luck
2022-11-14 15:47 ` Borislav Petkov
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-07 22:53 ` [PATCH v2 13/14] Documentation/ABI: Update IFS ABI doc Jithu Joseph
2022-11-09 23:55 ` Sohil Mehta
2022-11-10 1:16 ` Joseph, Jithu [this message]
2022-11-10 21:33 ` Hans de Goede
2022-11-07 22:53 ` [PATCH v2 14/14] Revert "platform/x86/intel/ifs: Mark as BROKEN" Jithu Joseph
2022-11-09 23:57 ` Sohil Mehta
2022-11-10 21:34 ` Hans de Goede
2022-11-10 9:59 ` [PATCH v2 00/14] IFS multi test image support and misc changes Borislav Petkov
2022-11-10 21:37 ` Hans de Goede
2022-11-10 21:58 ` Joseph, Jithu
2022-11-17 3:59 ` [PATCH v3 00/16] " Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 01/16] platform/x86/intel/ifs: Remove unused selection Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 02/16] platform/x86/intel/ifs: Return a more appropriate Error code Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] platform/x86/intel/ifs: Return a more appropriate error code tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 03/16] platform/x86/intel/ifs: Remove image loading during init Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 04/16] platform/x86/intel/ifs: Remove memory allocation from load path Jithu Joseph
2022-11-17 8:51 ` Hans de Goede
2022-11-17 17:29 ` Jithu Joseph
2022-11-17 18:01 ` Hans de Goede
2022-11-17 19:59 ` Jithu Joseph
2022-11-17 21:13 ` Hans de Goede
2022-11-17 22:44 ` Joseph, Jithu
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 05/16] x86/microcode/intel: Reuse find_matching_signature() Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 06/16] x86/microcode/intel: Use appropriate type in microcode_sanity_check() Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 07/16] x86/microcode/intel: Reuse microcode_sanity_check() Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 08/16] x86/microcode/intel: Add hdr_type to intel_microcode_sanity_check() Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 09/16] x86/microcode/intel: Use a reserved field for metasize Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 10/16] platform/x86/intel/ifs: Add metadata support Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Ashok Raj
2022-11-17 3:59 ` [PATCH v3 11/16] platform/x86/intel/ifs: Use generic microcode headers and functions Jithu Joseph
2022-11-17 22:50 ` Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 12/16] platform/x86/intel/ifs: Add metadata validation Jithu Joseph
2022-11-17 23:04 ` Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 13/16] platform/x86/intel/ifs: Remove reload sysfs entry Jithu Joseph
2022-11-19 16:24 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 14/16] platform/x86/intel/ifs: Add current_batch " Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 15/16] Documentation/ABI: Update IFS ABI doc Jithu Joseph
2022-11-19 16:23 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
2022-11-17 3:59 ` [PATCH v3 16/16] Revert "platform/x86/intel/ifs: Mark as BROKEN" Jithu Joseph
2022-11-19 16:23 ` [tip: x86/microcode] " tip-bot2 for Jithu Joseph
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