public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Borislav Petkov <bp@alien8.de>
To: X86 ML <x86@kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH 4/4] x86/microcode/core: Return an error only when necessary
Date: Mon, 30 Jan 2023 17:17:09 +0100	[thread overview]
Message-ID: <20230130161709.11615-5-bp@alien8.de> (raw)
In-Reply-To: <20230130161709.11615-1-bp@alien8.de>

From: "Borislav Petkov (AMD)" <bp@alien8.de>

Return an error from the late loading function which is run on each CPU
only when an error has actually been encountered during the update.

Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
---
 arch/x86/kernel/cpu/microcode/core.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c
index 931d3c3262ec..d52042d5faae 100644
--- a/arch/x86/kernel/cpu/microcode/core.c
+++ b/arch/x86/kernel/cpu/microcode/core.c
@@ -409,10 +409,10 @@ static int __reload_late(void *info)
 		goto wait_for_siblings;
 
 	if (err >= UCODE_NFOUND) {
-		if (err == UCODE_ERROR)
+		if (err == UCODE_ERROR) {
 			pr_warn("Error reloading microcode on CPU %d\n", cpu);
-
-		ret = -1;
+			ret = -1;
+		}
 	}
 
 wait_for_siblings:
-- 
2.35.1


  parent reply	other threads:[~2023-01-30 16:17 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-30 16:17 [PATCH 0/4] x86/microcode: Some fixes Borislav Petkov
2023-01-30 16:17 ` [PATCH 1/4] x86/microcode/amd: Remove load_microcode_amd()'s bsp parameter Borislav Petkov
2023-02-06 13:00   ` [tip: x86/microcode] " tip-bot2 for Borislav Petkov (AMD)
2023-01-30 16:17 ` [PATCH 2/4] x86/microcode/AMD: Add a @cpu parameter to the reloading functions Borislav Petkov
2023-02-06 13:00   ` [tip: x86/microcode] " tip-bot2 for Borislav Petkov (AMD)
2023-01-30 16:17 ` [PATCH 3/4] x86/microcode/AMD: Fix mixed steppings support Borislav Petkov
2023-02-06 13:00   ` [tip: x86/microcode] " tip-bot2 for Borislav Petkov (AMD)
2023-01-30 16:17 ` Borislav Petkov [this message]
2023-02-06 13:00   ` [tip: x86/microcode] x86/microcode/core: Return an error only when necessary tip-bot2 for Borislav Petkov (AMD)

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20230130161709.11615-5-bp@alien8.de \
    --to=bp@alien8.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox