From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6B0D9C742CA for ; Fri, 12 Jul 2019 15:58:35 +0000 (UTC) Received: from shelob.surriel.com (shelob.surriel.com [96.67.55.147]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id AB285206B8 for ; Fri, 12 Jul 2019 15:58:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=upv.es header.i=@upv.es header.b="WvoVWai4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AB285206B8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=fiv.upv.es Authentication-Results: mail.kernel.org; spf=fail smtp.mailfrom=kernelnewbies-bounces@kernelnewbies.org Received: from localhost ([::1] helo=shelob.surriel.com) by shelob.surriel.com with esmtp (Exim 4.92) (envelope-from ) id 1hlxvy-0004nc-Ti; Fri, 12 Jul 2019 11:58:06 -0400 Received: from smtpsal1.cc.upv.es ([158.42.249.61] helo=smtpsalv.upv.es) by shelob.surriel.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92) (envelope-from ) id 1hlxvw-0004nW-7k for kernelnewbies@kernelnewbies.org; Fri, 12 Jul 2019 11:58:04 -0400 Received: from smtpx.upv.es (smtpxv.cc.upv.es [158.42.249.46]) by smtpsalv.upv.es (8.14.7/8.14.7) with ESMTP id x6CFw1p4015230 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO) for ; Fri, 12 Jul 2019 17:58:02 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=upv.es; s=default; t=1562947082; bh=0aDeJu64tQjntpZYdDPjnDnKFuGkVjspS/WFCy5rNKo=; h=Subject:References:To:From:Date:In-Reply-To:From; b=WvoVWai4ART9nihN56U0ZmpwqNhhQ1q8+MxgTcL7ObfdjaZuhdRqx2e24YS4SG0qG IY6cQNDAptddNjUnn2Nnj96tG+IfnrbTs+Bi/24DXhFV1e6Fc4kZs3EslT6LigSf43 5Ld1JMrTWgZCHIkmnETiY4aXTvxV52vHSrGVDkrXN6jy9zE7GpBwDWFqkz3wx9Z0nu OQbCqqHUgOAyDO20hNg5b35ti4WaUTqsI454DOKy3VHVEJPqX/Dwl7sQZpiKlitFho TTsdmXSCsaKMJx4rctpy3k3O2F14ZGgS8haPhDKlLLyunO7P3VbgJihLzywEQ/A7DL ABirGcmWSbS2g== Received: from smtp.upv.es (smtpv.cc.upv.es [158.42.249.16]) by smtpx.upv.es (8.14.7/8.14.7) with ESMTP id x6CFw10A027434 for ; Fri, 12 Jul 2019 17:58:01 +0200 Received: from [158.42.54.179] (cihr.gap.upv.es [158.42.54.179]) (authenticated bits=0) by smtp.upv.es (8.14.7/8.14.7) with ESMTP id x6CFw1DZ012531 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Fri, 12 Jul 2019 17:58:01 +0200 Subject: Are MSRs saved and restored on context switches? References: To: kernelnewbies@kernelnewbies.org From: =?UTF-8?Q?Josu=c3=a9_Feliu?= X-Forwarded-Message-Id: Message-ID: <8fce5e84-e559-3b02-ddbb-484685bc1317@fiv.upv.es> Date: Fri, 12 Jul 2019 17:58:01 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: kernelnewbies-bounces@kernelnewbies.org SGkgYWxsLAoKSSB3YXMgY3VyaW91cyBhYm91dCB3aGV0aGVyIGEgY29udGV4dCBzd2l0Y2ggaW4g TGludXggc2F2ZXMgYW5kIHJlc3RvcmVzIAp0aGUgTVNSIHJlZ2lzdGVycyBvZiB0aGUgdGFza3Mg aW52b2x2ZWQgaW4gdGhlIGNvbnRleHQgc3dpdGNoLiBJIApzZWFyY2hlZCBpbiB0aGUgc291cmNl IGNvZGUgYW5kIGNvdWxkIG5vdCBmaW5kIHRoaXMgZnVuY3Rpb25hbGl0eS4gSSdtIApub3Qgc3Vy ZSBpZiBhbGwgTVNScyBuZWVkIG9yIGNhbiBiZSBhc3NvY2lhdGVkIHRvIHRhc2tzIGJ1dCBJIHVu ZGVyc3RhbmQgCnRoYXQsIGZvciBleGFtcGxlLCBNU1JzIHJlbGF0ZWQgdG8gcGVyZm9ybWFuY2Ug Y291bnRlcnMgc2hvdWxkIGJlIHNhdmVkIAphbmQgcmVzdG9yZWQgb24gY29udGV4dCBzd2l0Y2hl cyB0byBjb3JyZWN0bHkgbW9uaXRvciBldmVudHMgb24gYSBwZXIgClBJRCBiYXNpcy4KClRoYW5r cyBhIGxvdCwKSm9zdcOpCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KS2VybmVsbmV3YmllcyBtYWlsaW5nIGxpc3QKS2VybmVsbmV3Ymllc0BrZXJuZWxu ZXdiaWVzLm9yZwpodHRwczovL2xpc3RzLmtlcm5lbG5ld2JpZXMub3JnL21haWxtYW4vbGlzdGlu Zm8va2VybmVsbmV3Ymllcwo=