From: Thomas Gleixner <tglx@linutronix.de>
To: Ashok Raj <ashok.raj@intel.com>, Borislav Petkov <bp@alien8.de>
Cc: X86-kernel <x86@kernel.org>,
LKML Mailing List <linux-kernel@vger.kernel.org>,
Ashok Raj <ashok.raj@intel.com>,
Dave Hansen <dave.hansen@intel.com>,
Tony Luck <tony.luck@intel.com>,
alison.schofield@intel.com, reinette.chatre@intel.com
Subject: Re: [Patch V1 6/7] x86/microcode/intel: Print old and new rev during early boot
Date: Fri, 02 Dec 2022 20:29:44 +0100 [thread overview]
Message-ID: <87y1rpob87.ffs@tglx> (raw)
In-Reply-To: <20221129210832.107850-7-ashok.raj@intel.com>
On Tue, Nov 29 2022 at 13:08, Ashok Raj wrote:
> Make early loading message to match late loading messages. Print
> both old and new revisions.
>
> This is helpful to know what the BIOS loaded revision is before an early
> update.
>
> microcode: early update: 0x2b000041 -> 0x2b000070 date = 2000-01-01
>
> Store the early BIOS revision and change the print format to match
> late loading message from microcode/core.c
Cache the early BIOS revision before the microcode update and change
print_ucode_info() so it prints both the old and the new revision in the
same format as $function().
> */
> static void
> -print_ucode_info(unsigned int new_rev, unsigned int date)
> +print_ucode_info(int old_rev, int new_rev, unsigned int date)
Oh. Forgot to mention that before. Can you please get rid of this
pointless line break after 'static void' ?
> {
> - pr_info_once("microcode updated early to revision 0x%x, date = %04x-%02x-%02x\n",
> - new_rev,
> + pr_info_once("early update: 0x%x -> 0x%x, date = %04x-%02x-%02x\n",
> + old_rev, new_rev,
> date & 0xffff,
> date >> 24,
> (date >> 16) & 0xff);
And while at it also consolidate these arguments into a single or at max.
two lines?
Should happen in the first patch which touches this function.
Other than that, the code is fine.
Thanks,
tglx
next prev parent reply other threads:[~2022-12-02 19:29 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-29 21:08 [Patch V1 0/7] x86/microcode: Some cleanups and fixes for microcode Ashok Raj
2022-11-29 21:08 ` [Patch V1 1/7] x86/microcode/intel: Remove redundant microcode rev pr_info()s Ashok Raj
2022-12-02 18:58 ` Thomas Gleixner
2022-12-03 0:26 ` Ashok Raj
2022-12-03 13:42 ` Borislav Petkov
2022-11-29 21:08 ` [Patch V1 2/7] x86/microcode/intel: Remove retries on early microcode load Ashok Raj
2022-12-02 19:01 ` Thomas Gleixner
2022-12-03 1:48 ` Ashok Raj
2022-12-02 23:53 ` Sohil Mehta
2022-12-03 1:47 ` Ashok Raj
2022-12-05 12:18 ` Borislav Petkov
2022-12-05 16:42 ` Ashok Raj
2022-12-05 20:53 ` [tip: x86/microcode] x86/microcode/intel: Do not retry microcode reloading on the APs tip-bot2 for Ashok Raj
2022-11-29 21:08 ` [Patch V1 3/7] x86/microcode/core: Move microcode_check() to cpu/microcode/core.c Ashok Raj
2022-12-02 19:02 ` Thomas Gleixner
2022-12-02 20:57 ` Sohil Mehta
2022-12-03 0:21 ` Ashok Raj
2022-12-05 16:25 ` Borislav Petkov
2022-12-05 17:05 ` Ashok Raj
2022-12-05 21:27 ` Borislav Petkov
2022-11-29 21:08 ` [Patch V1 4/7] x86/microcode/core: Take a snapshot before and after applying microcode Ashok Raj
2022-12-02 19:09 ` Thomas Gleixner
2022-12-03 1:57 ` Ashok Raj
2022-12-07 20:25 ` Borislav Petkov
2022-12-08 0:05 ` Ashok Raj
2022-11-29 21:08 ` [Patch V1 5/7] x86/microcode/intel: Prepare the print_ucode_rev to simply take a rev to print Ashok Raj
2022-12-02 19:23 ` Thomas Gleixner
2022-11-29 21:08 ` [Patch V1 6/7] x86/microcode/intel: Print old and new rev during early boot Ashok Raj
2022-12-02 19:29 ` Thomas Gleixner [this message]
2022-11-29 21:08 ` [Patch V1 7/7] x86/microcode/intel: Print when early microcode loading fails Ashok Raj
2022-12-02 19:30 ` Thomas Gleixner
2022-12-05 18:19 ` Ashok Raj
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