Message ID | 20240212153625.576579177@linutronix.de |
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State | New |
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a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1707858264; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=FbuD1O+gIHkW4aafTltcw6F2nn7P77ab8V2DhyeRBhw=; b=t58RiYNCtr79SM5idTWisW0tlivueEu2dGa40kVyJkZNm1sMMQxmii1a1Feb1tf62n5hVW dDfG9g+NEbc+yhN6Uf4uoDtR7E6dCtseeFEjeNODLpwHLryvwBWINN3CwqBh+J3gx9cRUF DVSK/SzWiheQqb0W13ei28cWDQBPIMlpiNvrAR5tANsI78wSXa0XOAgjzZKi01VPmbs8PV k7YvW+du8lyIegPZwgLoZEBagSyp+yTZKJKwwygjdUMMEIcwh4MU0wPXkgCVo6kD5z1a1P XeMQm4VMg2CQAXj4IbbCQs755Sp00aUTEmB+HZgQwGkJkJ7gdfxi2LY35B6Y1A== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1707858264; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=FbuD1O+gIHkW4aafTltcw6F2nn7P77ab8V2DhyeRBhw=; b=DoF4S/jW5iwZpkJntMYAQvjj3okcQ4bl5EQ+92ACtXamNVd6hFTrMy27+RqlQUhcHTA7uz iWGY9XZmDvnWH5Dg== From: Thomas Gleixner <tglx@linutronix.de> To: LKML <linux-kernel@vger.kernel.org> Cc: x86@kernel.org, Tom Lendacky <thomas.lendacky@amd.com>, Andrew Cooper <andrew.cooper3@citrix.com>, Arjan van de Ven <arjan@linux.intel.com>, Huang Rui <ray.huang@amd.com>, Juergen Gross <jgross@suse.com>, Dimitri Sivanich <dimitri.sivanich@hpe.com>, Sohil Mehta <sohil.mehta@intel.com>, K Prateek Nayak <kprateek.nayak@amd.com>, Kan Liang <kan.liang@linux.intel.com>, Zhang Rui <rui.zhang@intel.com>, "Paul E. McKenney" <paulmck@kernel.org>, Feng Tang <feng.tang@intel.com>, Andy Shevchenko <andy@infradead.org>, Michael Kelley <mhklinux@outlook.com>, "Peter Zijlstra (Intel)" <peterz@infradead.org>, Wang Wendy <wendy.wang@intel.com> Subject: [patch V6 18/19] x86/xen/smp_pv: Remove cpudata fiddling References: <20240212153109.330805450@linutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: <linux-kernel.vger.kernel.org> List-Subscribe: <mailto:linux-kernel+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-kernel+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Date: Tue, 13 Feb 2024 22:04:24 +0100 (CET) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1790819445522117667 X-GMAIL-MSGID: 1790819445522117667 |
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Commit Message
Thomas Gleixner
Feb. 13, 2024, 9:04 p.m. UTC
From: Thomas Gleixner <tglx@linutronix.de> The new topology CPUID parser installs already fake topology for XEN/PV, which ends up with cpuinfo::max_cores = 1. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Juergen Gross <jgross@suse.com> Tested-by: Sohil Mehta <sohil.mehta@intel.com> Tested-by: Michael Kelley <mhklinux@outlook.com> Tested-by: Zhang Rui <rui.zhang@intel.com> Tested-by: Wang Wendy <wendy.wang@intel.com> --- arch/x86/xen/smp_pv.c | 3 --- 1 file changed, 3 deletions(-) ---
--- a/arch/x86/xen/smp_pv.c +++ b/arch/x86/xen/smp_pv.c @@ -73,7 +73,6 @@ static void cpu_bringup(void) } cpu = smp_processor_id(); smp_store_cpu_info(cpu); - cpu_data(cpu).x86_max_cores = 1; set_cpu_sibling_map(cpu); speculative_store_bypass_ht_init(); @@ -224,8 +223,6 @@ static void __init xen_pv_smp_prepare_cp smp_prepare_cpus_common(); - cpu_data(0).x86_max_cores = 1; - speculative_store_bypass_ht_init(); xen_pmu_init(0);