From: Jens Axboe <axboe@kernel.dk>
To: Borislav Petkov <bp@alien8.de>
Cc: Thomas Gleixner <tglx@linutronix.de>,
the arch/x86 maintainers <x86@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
"regressions@lists.linux.dev" <regressions@lists.linux.dev>
Subject: Re: AMD zen microcode updates breaks boot
Date: Mon, 21 Oct 2024 11:00:26 -0600 [thread overview]
Message-ID: <daa98312-cc66-4c2f-8e64-01358ee99305@kernel.dk> (raw)
In-Reply-To: <20241021073140.GAZxYDXCk02lSrG3-T@fat_crate.local>
On 10/21/24 1:31 AM, Borislav Petkov wrote:
> On Sun, Oct 20, 2024 at 06:47:25PM -0600, Jens Axboe wrote:
>> Works, outside of waiting 3 min for the serial console spewage from the
>> patch! But it boots and it's happy after that. Attached here gzip'ed as
>> it's 1.3M otherwise.
>
> Thanks for testing.
>
> Lemme write proper patches, run them everywhere here and give them to you for
> one final testing.
Sounds good, I'll give them a spin once posted.
>> root@r7625 ~# echo 1 > /sys/devices/system/cpu/microcode/reload
>> warning: An error occurred while redirecting file '/sys/devices/system/cpu/microcode/reload'
>> open: Permission denied
>>
>> and no output in dmesg.
>
> Right, you need
>
> CONFIG_MICROCODE_LATE_LOADING=y
>
> for that.
Ah gotcha, makes sense.
--
Jens Axboe
next prev parent reply other threads:[~2024-10-21 17:00 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-27 15:17 AMD zen microcode updates breaks boot Jens Axboe
2024-09-28 6:10 ` Borislav Petkov
2024-09-28 11:31 ` Jens Axboe
2024-09-30 4:43 ` Borislav Petkov
2024-09-30 12:27 ` Jens Axboe
2024-09-30 16:16 ` Borislav Petkov
2024-09-30 16:25 ` Jens Axboe
2024-10-09 9:12 ` Borislav Petkov
2024-10-09 11:04 ` Jens Axboe
2024-10-10 13:46 ` Borislav Petkov
2024-10-10 13:50 ` Jens Axboe
2024-10-17 2:34 ` Jens Axboe
2024-10-17 10:02 ` Borislav Petkov
2024-10-17 14:05 ` Jens Axboe
2024-10-17 14:13 ` Borislav Petkov
2024-10-17 14:23 ` Jens Axboe
2024-10-17 14:27 ` Borislav Petkov
2024-10-17 14:40 ` Jens Axboe
2024-10-18 11:58 ` Borislav Petkov
2024-10-18 12:49 ` Borislav Petkov
2024-10-18 13:30 ` Jens Axboe
2024-10-18 15:51 ` Borislav Petkov
2024-10-18 16:45 ` Dr. David Alan Gilbert
2024-10-18 16:47 ` Jens Axboe
2024-10-18 17:59 ` Dr. David Alan Gilbert
2024-10-18 16:48 ` Jens Axboe
2024-10-18 17:56 ` Borislav Petkov
2024-10-18 18:03 ` Jens Axboe
2024-10-18 23:01 ` Jens Axboe
2024-10-19 9:37 ` Borislav Petkov
2024-10-19 13:54 ` Jens Axboe
2024-10-19 23:21 ` Borislav Petkov
2024-10-20 3:24 ` Jens Axboe
2024-10-20 12:18 ` Borislav Petkov
2024-10-21 0:47 ` Jens Axboe
2024-10-21 7:31 ` Borislav Petkov
2024-10-21 17:00 ` Jens Axboe [this message]
2024-10-22 12:05 ` Borislav Petkov
2024-10-22 12:07 ` [PATCH 1/2] x86/microcode/AMD: Pay attention to the stepping dynamically Borislav Petkov
2024-10-22 12:08 ` [PATCH 2/2] x86/microcode/AMD: Split load_microcode_amd() Borislav Petkov
2024-10-22 13:15 ` Jens Axboe
2024-10-22 14:33 ` Borislav Petkov
2024-10-22 16:08 ` [tip: x86/urgent] x86/microcode/AMD: Pay attention to the stepping dynamically tip-bot2 for Borislav Petkov (AMD)
2024-10-22 16:08 ` [tip: x86/urgent] x86/microcode/AMD: Split load_microcode_amd() tip-bot2 for Borislav Petkov (AMD)
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