linux-kernel - Re: [PATCH v2] x86,sched: allow topologies where NUMA nodes share an LLC

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20180322233027.bh6dp5vdcb4rdvqe@agluck-desk>
Date:   Thu, 22 Mar 2018 16:30:29 -0700
From:   "Luck, Tony" <tony.luck@...el.com>
To:     Alison Schofield <alison.schofield@...el.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...nel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Luck@...son-desk.jf.intel.com,
        Tim Chen <tim.c.chen@...ux.intel.com>,
        "H. Peter Anvin" <hpa@...ux.intel.com>,
        Borislav Petkov <bp@...en8.de>,
        Peter Zijlstra <peterz@...radead.org>,
        David Rientjes <rientjes@...gle.com>,
        Igor Mammedov <imammedo@...hat.com>,
        Prarit Bhargava <prarit@...hat.com>, brice.goglin@...il.com,
        x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] x86,sched: allow topologies where NUMA nodes share an
 LLC

On Thu, Mar 22, 2018 at 01:49:22PM -0700, Alison Schofield wrote:
> +	if (!topology_same_node(c, o) &&
> +	    (c->x86_vendor == X86_VENDOR_INTEL &&
> +	     c->x86_model == INTEL_FAM6_SKYLAKE_X)) {

Maybe make life easier in the future to add more models
to the list by using x86_match_cpu() here?

-Tony