From: Andi Kleen <ak@linux.intel.com>
To: Prarit Bhargava <prarit@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org, Ingo Molnar <mingo@redhat.com>,
"H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, Peter Zijlstra <peterz@infradead.org>,
Dave Hansen <dave.hansen@intel.com>,
Piotr Luc <piotr.luc@intel.com>, Kan Liang <kan.liang@intel.com>,
Borislav Petkov <bp@suse.de>,
Stephane Eranian <eranian@google.com>,
Arvind Yadav <arvind.yadav.cs@gmail.com>,
Andy Lutomirski <luto@kernel.org>,
Christian Borntraeger <borntraeger@de.ibm.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Tom Lendacky <thomas.lendacky@amd.com>,
He Chen <he.chen@linux.intel.com>,
Mathias Krause <minipli@googlemail.com>,
Tim Chen <tim.c.chen@linux.intel.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>
Subject: Re: [PATCH v5 2/3] x86/topology: Avoid wasting 128k for package id array
Date: Fri, 10 Nov 2017 11:39:54 -0800 [thread overview]
Message-ID: <20171110193954.GK8522@tassilo.jf.intel.com> (raw)
In-Reply-To: <6775a1f9-d4a1-c01e-ea48-596fd7932d61@redhat.com>
> Andi's idea would work and the code would become much cleaner, if
> smp_store_cpu_info() only overwrote cpu_data for new physically hotplugged cpus.
Can always just use a separate per_cpu variable for this that is not cleared.
-Andi
next prev parent reply other threads:[~2017-11-10 19:39 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-05 16:54 [PATCH v5 0/3] Fix panic in logical packages calculation Prarit Bhargava
2017-11-05 16:54 ` [PATCH v5 1/3] perf/x86/intel/uncore: Cache logical pkg id in uncore driver Prarit Bhargava
2017-11-07 22:19 ` Thomas Gleixner
2017-11-05 16:54 ` [PATCH v5 2/3] x86/topology: Avoid wasting 128k for package id array Prarit Bhargava
2017-11-10 0:43 ` Thomas Gleixner
2017-11-10 12:29 ` Prarit Bhargava
2017-11-10 12:52 ` Thomas Gleixner
2017-11-10 12:56 ` Thomas Gleixner
2017-11-10 15:01 ` Andi Kleen
2017-11-10 18:35 ` Prarit Bhargava
2017-11-10 19:39 ` Andi Kleen [this message]
2017-11-12 13:36 ` Thomas Gleixner
2017-11-12 16:55 ` Prarit Bhargava
2017-11-10 2:42 ` [lkp-robot] [x86/topology] 4b5ebf8be9: BUG:KASAN:slab-out-of-bounds kernel test robot
2017-11-05 16:54 ` [PATCH v5 3/3] x86/smpboot: Fix __max_logical_packages estimate Prarit Bhargava
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