From owner-freebsd-current@freebsd.org Mon Jan 1 05:09:15 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 6832AE80B59 for ; Mon, 1 Jan 2018 05:09:15 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-wr0-x233.google.com (mail-wr0-x233.google.com [IPv6:2a00:1450:400c:c0c::233]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id E62B77AC94 for ; Mon, 1 Jan 2018 05:09:14 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: by mail-wr0-x233.google.com with SMTP id v21so35279579wrc.0 for ; Sun, 31 Dec 2017 21:09:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=RW8qbthCmMErd7fqQCES+3Ewx4XCqJekmFsbGnZXGw4=; b=HFWW2WS131INepzEbIDKiQ240+o5YuzZcha0brSluLWhi3NuiDm6ICfad0oi7rIq0X xXOoKCTRVDDu+5u3bkWAUlmffn1LvWDbpGsX0wJnYDYTR5qJ+n/Vm2TH8fyO2+S7vqWc C2H44gIG0MI37vM6aGiRCCxwD1+a/W6AVouPirNR3GEE6+B9gk1tEON8D9hJ5e60WMEL uPIf3VkRPpNWRbegDh1yxPqw4C1cwKCfmAoyNuUD6JZ9TwZRYF9ELpKNb6yB4gZkX+Ox g40nte5H0LJFegyJlIb73KyX+q8RlEOyTRDYDMclU/8CbWyZXsNvB+g0nKy+RriH+4iB SOrA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=RW8qbthCmMErd7fqQCES+3Ewx4XCqJekmFsbGnZXGw4=; b=l/MbwBYHjmV0c+MPT46nAAGpApvuzbKgm+gEOorrHg1Fp6xzINgp7ccbqRJ9mY30YA 2ecdPVh8bnJr4YNkylhrqJkBRUaovcnUK3hWkEd1J1xIj1HgTX6NnpHeeq4OlFCfIQUP xDsv6IMQJYAObYTittbHri4swB/Dltl0OAyzrGA5g4PgyAe407eP+6eJRewReOtzIWc+ udAr0U7Bspmg8ikgBjCmbX2FRBpIiaDOz7YUDGYK2VlqNx/47bJ56vbuSPEdbMpQeZrd bPcb4YwZ9hVOECnPZ3OfJYYuCNVqvLD2kOwG9644jPQe6BxBtbgdrLE2GCT67q5GKhX9 N+bg== X-Gm-Message-State: AKGB3mLlWuqiDNtYr7sChLqhF/tV/jZJuboI7yS5weT6fSb3rd2SgsOp FxJdTVgsDXE3W6+H6SvNb+KgUUAOPmtk3X1hVGQ= X-Google-Smtp-Source: ACJfBottwThFUjQZ1Vw5IVa34xpUYdcXDDUyvAUsvrura+ve+cRaBg7gyxn5L9qgsv/BAqpKqm41nKjjMi325Mm9wac= X-Received: by 10.223.177.143 with SMTP id q15mr10088981wra.42.1514783353277; Sun, 31 Dec 2017 21:09:13 -0800 (PST) MIME-Version: 1.0 Received: by 10.28.213.11 with HTTP; Sun, 31 Dec 2017 21:09:12 -0800 (PST) In-Reply-To: <20171230082812.GL1684@kib.kiev.ua> References: <20171230082812.GL1684@kib.kiev.ua> From: Adrian Chadd Date: Sun, 31 Dec 2017 21:09:12 -0800 Message-ID: Subject: Re: Programmatically cache line To: Konstantin Belousov Cc: blubee blubeeme , FreeBSD current Content-Type: text/plain; charset="UTF-8" X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 01 Jan 2018 05:09:15 -0000 On 30 December 2017 at 00:28, Konstantin Belousov wrote: > On Sat, Dec 30, 2017 at 07:50:19AM +0000, blubee blubeeme wrote: >> Is there some way to programmatically get the CPU cache line sizes on >> FreeBSD? > > There are, all of them are MD. > > On x86, the CPUID instruction leaf 0x1 returns the information in > %ebx register. Hm, weird. Why don't we extend sysctl to include this info? -adrian > _______________________________________________ > freebsd-current@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"