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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4A833C433EF for ; Tue, 15 Mar 2022 19:55:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351524AbiCOT4q (ORCPT ); Tue, 15 Mar 2022 15:56:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50090 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351507AbiCOT4n (ORCPT ); Tue, 15 Mar 2022 15:56:43 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id E6B604ECFC for ; Tue, 15 Mar 2022 12:55:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1647374130; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=meBYTrvQY3Vzaw6ouSwzbarO8+EcbkWn/cKrybubalA=; b=asIEN5CJqZsj7ssJ43wRUqaIERAZDc0QVgt7pbFdtil3TBuYDvBctU0XIScJ59GSBCCqG/ uuoMtpnGVkno1FvedrcO6z3Rn0PqHoqwmXf/M91JcYNfZb1QZQE3eYXDSp2ElwvU0BCdX3 VwAChoFBLIMNLWuEqfcAl/TcnhV0wR0= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-502-IAwM9wyZOL-SeCAmyk_k2A-1; Tue, 15 Mar 2022 15:55:26 -0400 X-MC-Unique: IAwM9wyZOL-SeCAmyk_k2A-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 3BBBD18A0169; Tue, 15 Mar 2022 19:55:26 +0000 (UTC) Received: from fuller.cnet (ovpn-112-3.gru2.redhat.com [10.97.112.3]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E7933C4C7A3; Tue, 15 Mar 2022 19:55:25 +0000 (UTC) Received: by fuller.cnet (Postfix, from userid 1000) id B1475416D5D2; Tue, 15 Mar 2022 12:33:58 -0300 (-03) Message-ID: <20220315153313.774280787@fedora.localdomain> User-Agent: quilt/0.66 Date: Tue, 15 Mar 2022 12:31:33 -0300 From: Marcelo Tosatti To: linux-kernel@vger.kernel.org Cc: Nitesh Lal , Nicolas Saenz Julienne , Frederic Weisbecker , Christoph Lameter , Juri Lelli , Peter Zijlstra , Alex Belits , Peter Xu , Thomas Gleixner , Daniel Bristot de Oliveira , Oscar Shiang , linux-s390@vger.kernel.org, Marcelo Tosatti Subject: [patch v12 01/13] s390: add support for TIF_TASK_ISOL References: <20220315153132.717153751@fedora.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Scanned-By: MIMEDefang 2.85 on 10.11.54.8 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add TIF_TASK_ISOL handling for s390. Cc: linux-s390@vger.kernel.org Signed-off-by: Marcelo Tosatti Index: linux-2.6/arch/s390/include/asm/thread_info.h =================================================================== --- linux-2.6.orig/arch/s390/include/asm/thread_info.h +++ linux-2.6/arch/s390/include/asm/thread_info.h @@ -73,6 +73,7 @@ void arch_setup_new_exec(void); #define TIF_ISOLATE_BP 8 /* Run process with isolated BP */ #define TIF_ISOLATE_BP_GUEST 9 /* Run KVM guests with isolated BP */ #define TIF_PER_TRAP 10 /* Need to handle PER trap on exit to usermode */ +#define TIF_TASK_ISOL 11 /* task isolation work pending */ #define TIF_31BIT 16 /* 32bit process */ #define TIF_MEMDIE 17 /* is terminating due to OOM killer */ @@ -97,6 +98,7 @@ void arch_setup_new_exec(void); #define _TIF_ISOLATE_BP BIT(TIF_ISOLATE_BP) #define _TIF_ISOLATE_BP_GUEST BIT(TIF_ISOLATE_BP_GUEST) #define _TIF_PER_TRAP BIT(TIF_PER_TRAP) +#define _TIF_TASK_ISOL BIT(TIF_TASK_ISOL) #define _TIF_31BIT BIT(TIF_31BIT) #define _TIF_SINGLE_STEP BIT(TIF_SINGLE_STEP)