From: Borislav Petkov <bp@alien8.de>
To: "Luck, Tony" <tony.luck@intel.com>
Cc: "Li, Xiaoyao" <xiaoyao.li@intel.com>, Rong Zhang <i@rong.moe>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
"x86@kernel.org" <x86@kernel.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Fenghua Yu <fenghuay@nvidia.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH -v2] x86/split_lock: Restructure the unwieldy switch-case in sld_state_show()
Date: Fri, 27 Feb 2026 17:32:57 +0100 [thread overview]
Message-ID: <20260227163257.GAaaHHOSZEB249kKsw@fat_crate.local> (raw)
In-Reply-To: <aaC0uN04LrSemCJL@agluck-desk3>
On Thu, Feb 26, 2026 at 01:01:44PM -0800, Luck, Tony wrote:
> Only need the cpuhp_setup_state() for the sld_state == sld_warn case.
>
> > + if (boot_cpu_has(X86_FEATURE_SPLIT_LOCK_DETECT)) {
> > + pr_info("#AC: crashing the kernel on kernel split_locks and %s on user-space split_locks\n", action);
> > +
> if (sld_state == sld_warn) {
Remember that simplification?
https://lore.kernel.org/r/SJ1PR11MB6083BFCB1FFCE6DFE6F40D38FC84A@SJ1PR11MB6083.namprd11.prod.outlook.com
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
next prev parent reply other threads:[~2026-02-27 16:33 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-15 18:11 [PATCH] x86/split_lock: Remove dead kmsg formatting when split_lock_detect=fatal Rong Zhang
2026-01-04 19:17 ` [PATCH] x86/split_lock: Zap the unwieldy switch-case in sld_state_show() Borislav Petkov
2026-01-07 5:38 ` Xiaoyao Li
2026-01-07 11:28 ` Borislav Petkov
2026-01-07 16:41 ` Luck, Tony
2026-01-08 10:38 ` Borislav Petkov
2026-02-26 14:50 ` [PATCH -v2] x86/split_lock: Restructure " Borislav Petkov
2026-02-26 21:01 ` Luck, Tony
2026-02-27 16:32 ` Borislav Petkov [this message]
2026-03-06 2:57 ` Xiaoyao Li
2026-03-13 15:25 ` Borislav Petkov
2026-03-13 20:22 ` [tip: x86/cleanups] " tip-bot2 for Borislav Petkov
2026-01-04 19:18 ` [tip: x86/cleanups] x86/split_lock: Remove dead string when split_lock_detect=fatal tip-bot2 for Rong Zhang
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