Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp3895186imu; Tue, 18 Dec 2018 06:03:18 -0800 (PST) X-Google-Smtp-Source: AFSGD/W0LrST8gtY29K753SFQSHQFFtPOeUtQUPC5eEDNxe5kZBKD/fVNN4Ju1JSFwLBw3vyPMTm X-Received: by 2002:a62:13c3:: with SMTP id 64mr16662937pft.93.1545141798088; Tue, 18 Dec 2018 06:03:18 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1545141798; cv=none; d=google.com; s=arc-20160816; b=iRf+tX0E2wlHNGJQcaKREEn0RDdvhiXUrhf01MgJUGQRMHygtBKbnJOF+EF54yLOd7 AskcLsGCpxCSud8MiDJG5+cxRQ/FCuF9opUC7FtJ3UuQFBzb1j0htLStRd+IiEinzxjd zO1djDfLsH72rorVhbhrOM3ZwI56OsxBWmTsdC2LMsZrluaVU5Wn5jTE6eJYhSvi8fVU aRQCQvxla2nOY4wmoBg8NdRvzke7CUj2kribrf+wlA82o++KjiELh0X3Wqhk7p/4opMe Mr90iE5US82aYsfTi1qYd9jAtrHsjA+kkYenE0ITYf5dcVmLWIg4lP5kWy1eysz6h0uw kDaw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=22locBcdRylXpQCZRJfkhkuGllPYT2lRXS/cj5OQI/Y=; b=XLHLv3vbyGDwk1ziOv4ESXcsB4YlTeI5Wxncdi9oeQmzFabyZCClVEr55p5g9lwxnr 50ehvA4FQB9Hirgg2dqEj0OHapr81e0lc0v7Sh2bPLuJBypeZ2aqSS8pz+KjEUUWfTqB o61e4CD1azOR7IUTThb9dImwGRI8Qz7mx0eeEVuS9Qe05kNtNiqMyswCnto1og6OAnTA rVmILi8WQUeOfuevz3NxmLuqpcck1VimyTphElDqcylxVqcZXPcSqdEaPE7yAh2hoLQ9 WKV18My/f0nmf7pZ16rIV+qNM7r88R0F5XCa+r7mYwyw/UCKELjI0TG+DmVym/eLEnte DlcQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id j21si13538340pfn.277.2018.12.18.06.02.59; Tue, 18 Dec 2018 06:03:18 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726718AbeLROAV (ORCPT + 99 others); Tue, 18 Dec 2018 09:00:21 -0500 Received: from Galois.linutronix.de ([146.0.238.70]:56117 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726558AbeLROAU (ORCPT ); Tue, 18 Dec 2018 09:00:20 -0500 Received: from bigeasy by Galois.linutronix.de with local (Exim 4.80) (envelope-from ) id 1gZFub-0002S7-BM; Tue, 18 Dec 2018 14:59:53 +0100 Date: Tue, 18 Dec 2018 14:59:53 +0100 From: Sebastian Andrzej Siewior To: He Zhe Cc: Peter Zijlstra , acme@kernel.org, ak@linux.intel.com, alexander.shishkin@linux.intel.com, bp@alien8.de, hpa@zytor.com, jolsa@kernel.org, jolsa@redhat.com, kan.liang@linux.intel.com, mingo@redhat.com, namhyung@kernel.org, tglx@linutronix.de, x86@kernel.org, linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org Subject: Re: [PATCH] perf/x86/intel: Avoid unnecessary reallocations of memory allocated in cpu hotplug prepare state Message-ID: <20181218135953.h7dcelbbaxg4q32a@linutronix.de> References: <1545129033-21757-1-git-send-email-zhe.he@windriver.com> <20181218110209.GD15430@hirez.programming.kicks-ass.net> <20181218111637.b53u5pi3nxnyldaq@linutronix.de> <20181218113119.GG15430@hirez.programming.kicks-ass.net> <20181218113700.GC16284@hirez.programming.kicks-ass.net> <20181218114708.p6fpz447brob4kzz@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2018-12-18 20:45:32 [+0800], He Zhe wrote: > This works in my environment, taking CPUs offline and online many times. thank you. > Zhe > > > Sebastian