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From: Borislav Petkov <bp@alien8.de>
To: Ashok Raj <ashok.raj@intel.com>
Cc: Tony Luck <tony.luck@intel.com>,
	Tom Lendacky <thomas.lendacky@amd.com>,
	Arjan van de Ven <arjan.van.de.ven@intel.com>,
	Jacob Jun Pan <jacob.jun.pan@intel.com>, X86 ML <x86@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH 4/5] x86/microcode: Do some minor fixups
Date: Wed, 19 Oct 2022 19:54:25 +0200	[thread overview]
Message-ID: <20221019175426.31025-4-bp@alien8.de> (raw)
In-Reply-To: <20221019175426.31025-1-bp@alien8.de>

From: Borislav Petkov <bp@suse.de>

Improve debugging printks and fixup formatting.

Signed-off-by: Borislav Petkov <bp@suse.de>
---
 arch/x86/kernel/cpu/microcode/core.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c
index 8401b7235a68..6b025143b073 100644
--- a/arch/x86/kernel/cpu/microcode/core.c
+++ b/arch/x86/kernel/cpu/microcode/core.c
@@ -568,6 +568,8 @@ static int mc_cpu_starting(unsigned int cpu)
 {
 	enum ucode_state err = microcode_ops->apply_microcode(cpu);
 
+	pr_debug("%s: CPU%d, err: %d\n", __func__, cpu, err);
+
 	return err == UCODE_ERROR;
 }
 
@@ -590,7 +592,7 @@ static int mc_cpu_down_prep(unsigned int cpu)
 
 	/* Suspend is in progress, only remove the interface */
 	sysfs_remove_group(&dev->kobj, &mc_attr_group);
-	pr_debug("CPU%d removed\n", cpu);
+	pr_debug("%s: CPU%d\n", __func__, cpu);
 
 	return 0;
 }
@@ -639,14 +641,11 @@ static int __init microcode_init(void)
 	if (!microcode_ops)
 		return -ENODEV;
 
-	microcode_pdev = platform_device_register_simple("microcode", -1,
-							 NULL, 0);
+	microcode_pdev = platform_device_register_simple("microcode", -1, NULL, 0);
 	if (IS_ERR(microcode_pdev))
 		return PTR_ERR(microcode_pdev);
 
-	error = sysfs_create_group(&cpu_subsys.dev_root->kobj,
-				   &cpu_root_microcode_group);
-
+	error = sysfs_create_group(&cpu_subsys.dev_root->kobj, &cpu_root_microcode_group);
 	if (error) {
 		pr_err("Error creating microcode group!\n");
 		goto out_pdev;
-- 
2.35.1


  parent reply	other threads:[~2022-10-19 17:54 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-14 20:09 [PATCH 00/13] Make microcode loading more robust Ashok Raj
2022-10-14 20:09 ` [PATCH 01/13] x86/microcode/intel: Print old and new rev after early microcode update Ashok Raj
2022-10-19 10:12   ` Borislav Petkov
2022-10-19 13:30     ` Ashok Raj
2022-10-14 20:09 ` [PATCH 02/13] x86/microcode: Do not load from filesystem for CPU hot add Ashok Raj
2022-10-19 17:52   ` Borislav Petkov
2022-10-19 17:54     ` [PATCH 1/5] x86/microcode: Rip out the subsys interface gunk Borislav Petkov
2022-10-19 17:54       ` [PATCH 2/5] x86/microcode: Simplify init path even more Borislav Petkov
2022-10-19 19:22         ` Ashok Raj
2022-10-19 19:37           ` Borislav Petkov
2022-10-20  8:18             ` Borislav Petkov
2022-10-20 15:04               ` Ashok Raj
2022-10-21  9:28                 ` Borislav Petkov
2022-10-21 10:21                   ` Ashok Raj
2022-10-21 10:57                     ` Borislav Petkov
2022-10-21 11:39                       ` Ashok Raj
2022-10-21 13:30                         ` Borislav Petkov
2022-10-19 17:54       ` [PATCH 3/5] x86/microcode: Kill refresh_fw Borislav Petkov
2022-10-19 17:54       ` Borislav Petkov [this message]
2022-10-19 17:54       ` [PATCH 5/5] x86/microcode: Drop struct ucode_cpu_info.valid Borislav Petkov
2022-10-20 15:48       ` [PATCH -v2 1/5] x86/microcode: Rip out the subsys interface gunk Borislav Petkov
2022-10-14 20:09 ` [PATCH 03/13] x86/microcode/intel: Fix a hang if early loading microcode fails Ashok Raj
2022-10-14 20:09 ` [PATCH 04/13] x86/x2apic: Support x2apic self IPI with NMI_VECTOR Ashok Raj
2022-10-19 15:36   ` Ashok Raj
2022-10-14 20:09 ` [PATCH 05/13] x86/microcode: Place siblings in NMI loop while update in progress Ashok Raj
2022-10-14 20:09 ` [PATCH 06/13] x86/microcode: Rename refresh_fw to late_loading Ashok Raj
2022-10-14 20:09 ` [PATCH 07/13] x86/microcode: Move late-load warning to earlier where kernel taint happens Ashok Raj
2022-10-14 20:09 ` [PATCH 08/13] x86/microcode/intel: Add minimum required revision to microcode header Ashok Raj
2022-10-14 20:09 ` [PATCH 09/13] x86/microcode: Add a generic mechanism to declare support for minrev Ashok Raj
2022-10-19  4:03   ` Huang, Kai
2022-10-19 12:48     ` Ashok Raj
2022-10-14 20:09 ` [PATCH 10/13] x86/microcode/intel: Drop wbinvd() from microcode loading Ashok Raj
2022-10-14 20:09 ` [PATCH 11/13] x86/microcode: Display revisions only when update is successful Ashok Raj
2022-10-14 20:09 ` [PATCH 12/13] x86/mce: Warn of a microcode update is in progress when MCE arrives Ashok Raj
2022-10-14 20:09 ` [PATCH 13/13] x86/microcode/intel: Add ability to update microcode even if rev is unchanged Ashok Raj
2022-10-19 15:51   ` Ashok Raj
  -- strict thread matches above, loose matches on Subject: below --
2022-10-28 14:26 [PATCH 0/5] x86/microcode: Clean up the init path Borislav Petkov
2022-10-28 14:26 ` [PATCH 4/5] x86/microcode: Do some minor fixups Borislav Petkov

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