From: Peter Zijlstra <peterz@infradead.org>
To: Ashok Raj <ashok.raj@intel.com>
Cc: Borislav Petkov <bp@alien8.de>,
Thomas Gleixner <tglx@linutronix.de>,
Tony Luck <tony.luck@intel.com>,
Dave Hansen <dave.hansen@intel.com>,
LKML Mailing List <linux-kernel@vger.kernel.org>,
X86-kernel <x86@kernel.org>,
Andy Lutomirski <luto@amacapital.net>,
Tom Lendacky <thomas.lendacky@amd.com>
Subject: Re: [PATCH 3/5] x86/microcode/intel: Allow a late-load only if a min rev is specified
Date: Mon, 15 Aug 2022 15:04:45 +0200 [thread overview]
Message-ID: <YvpEbby2yp78Br9E@worktop.programming.kicks-ass.net> (raw)
In-Reply-To: <Yvo+4odYjQEkvmRr@araj-dh-work>
On Mon, Aug 15, 2022 at 12:41:06PM +0000, Ashok Raj wrote:
> OR
>
> The release missed specifying a min-rev before release, accidently even
> though its actually removing a feature? That would be in the bug category.
>
> Release should have validation tests to cover all known feature bits and
> such and check for any misses after an update as part of the qual process.
This; it would be very unfortunate if this ever happened.
next prev parent reply other threads:[~2022-08-15 13:05 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-13 22:38 [PATCH 0/5] Adding more robustness to microcode loading Ashok Raj
2022-08-13 22:38 ` [PATCH 1/5] x86/microcode: Add missing documentation that late-load will taint kernel Ashok Raj
2022-08-15 19:40 ` [tip: x86/microcode] x86/microcode: Document the whole late loading problem tip-bot2 for Ashok Raj
2022-08-16 3:21 ` Ashok Raj
2022-08-16 7:40 ` Borislav Petkov
2022-08-16 6:51 ` Ingo Molnar
2022-08-16 7:46 ` tip-bot2 for Ashok Raj
2022-08-18 14:04 ` tip-bot2 for Ashok Raj
2022-08-13 22:38 ` [PATCH 2/5] x86/microcode/intel: Check against CPU signature before saving microcode Ashok Raj
2022-08-13 22:38 ` [PATCH 3/5] x86/microcode/intel: Allow a late-load only if a min rev is specified Ashok Raj
2022-08-15 7:43 ` Peter Zijlstra
2022-08-15 12:29 ` Ashok Raj
2022-08-15 7:46 ` Peter Zijlstra
2022-08-15 12:41 ` Ashok Raj
2022-08-15 13:04 ` Peter Zijlstra [this message]
2022-08-18 17:34 ` Dave Hansen
2022-08-13 22:38 ` [PATCH 4/5] x86/microcode: Avoid any chance of MCE's during microcode update Ashok Raj
2022-08-13 22:38 ` [PATCH 5/5] x86/microcode: Handle NMI's " Ashok Raj
2022-08-14 0:13 ` Andy Lutomirski
2022-08-14 1:19 ` Andy Lutomirski
2022-08-14 3:05 ` Ashok Raj
2022-08-14 2:54 ` Ashok Raj
2022-08-14 11:58 ` Andrew Cooper
2022-08-14 14:41 ` Ashok Raj
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