Received: by 2002:a25:ad19:0:0:0:0:0 with SMTP id y25csp6027888ybi; Wed, 31 Jul 2019 07:13:01 -0700 (PDT) X-Google-Smtp-Source: APXvYqwRZshQB8xMCS7MuqJN2A0aRRd3po0okgjn+nTZtWnU+gDYq8NAx5uSBhi94gmp68EcF+nl X-Received: by 2002:a65:6256:: with SMTP id q22mr113753044pgv.408.1564582381561; Wed, 31 Jul 2019 07:13:01 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1564582381; cv=none; d=google.com; s=arc-20160816; b=FvAPX6DnCGFElrKvL5+UNklVOikUG8G6gyxGRgEkWIJUl1adaaUq3APb12nK6IWk// sOKEi481zeFeVUJkOxMTua5Y3FTqcpTe1LRAog1a2YrezhTbGTN8znKu2v3lKK6RSBTM VOjp5RYDN1q9nXfjEo1RyBJJ6+ogltk4wAdSLw4IOI+i/hNjGgl1rXstZdxneBury6Ye IDtswPVAARZMgQ4zlNR/hgYj+GoI5+x0AueshhgxAjK7qKEgMt4ao1qh9OLxew0iOhCh AM8NS4s/pNpy5vtaFSVQZXDmieE6bdkkGh1oenwkk4Ml8rpyHAl8nbXnBDn1QilBm+iB F2BA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject; bh=GsipjGQz0NsfXLQ8XFAFkWUSQK70K8wFpTawzfLRq9w=; b=H4D+6ToFtZ/ec2sz76w7kiY0MolcpyqRwbbzH+exUfNoBVvvXQgSd4cczbIdu0vHrc kMTpDE41QHNS8uPrzhDmIb9ShgOzwtpqixp7Vcmq4Ey4lRTdAdJT4SKSuL4ls8PTHDIL TvGj520iNrGiwd0Tn7vSeGpgDSP9jltwFRZK8Ng1zSF45O9DtHaqpynV6uKsb5pQ2gxw nIVKqFl5GiYZIE3l+Hre0p/dX8Mie20707HKKGy4cSzwYslHYnufKCtt+/QunBWwxfcv qvGNKr8ZP5un+W+tMx65SyFnWnExv11onynPiFDHJKw1lEzqKizAo95q/N2FMP/mgvX4 /1XA== 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id m71si1632190pjb.26.2019.07.31.07.12.45; Wed, 31 Jul 2019 07:13:01 -0700 (PDT) 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728195AbfGaL4v (ORCPT + 99 others); Wed, 31 Jul 2019 07:56:51 -0400 Received: from mail-wr1-f67.google.com ([209.85.221.67]:33328 "EHLO mail-wr1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727125AbfGaL4u (ORCPT ); Wed, 31 Jul 2019 07:56:50 -0400 Received: by mail-wr1-f67.google.com with SMTP id n9so69464034wru.0 for ; Wed, 31 Jul 2019 04:56:49 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=GsipjGQz0NsfXLQ8XFAFkWUSQK70K8wFpTawzfLRq9w=; b=HEhwT8VxHufvuwAkskc8xwbLVOJHQoZQFToiK4e7w04VbzTVPKJWF67HTrYMCKd1SQ KwTj+ssEcxhuMZdE9qQ4uC6xdJ416nN09W+nAMX5rcIttdSuQlIXRyiP8k9/BTzrR6CT m8xRTcn6+9rmoWSeKnCrSYehdGnlHgC6RGQ3/gpnCTM8Ps781V4Bh8QBXzMHNwkvxDOu 1Z/vl6D1LCR/9YkMyg8RPLJ0W2j+Gj7szrRLP13eMVvgfJoOBZnQ6wpfkQjcv2FWn85a /JhxUZruooZKW1km8At/6O0zyt2BQm5ZGtxH4GhygI1tjkXhB6+oSB+6RicUed/Xc3Ix rb5g== X-Gm-Message-State: APjAAAVkZePZHPkoGWjZAtzL9sIkQpCMTld7f14WYn1dvT7xNzaFOEH5 tNrxB3cRtAMmutj918YK4sd3Aw== X-Received: by 2002:a5d:4111:: with SMTP id l17mr11250162wrp.59.1564574208514; Wed, 31 Jul 2019 04:56:48 -0700 (PDT) Received: from t460s.bristot.redhat.com (host91-203-dynamic.171-212-r.retail.telecomitalia.it. [212.171.203.91]) by smtp.gmail.com with ESMTPSA id e7sm59756595wmd.0.2019.07.31.04.56.47 (version=TLS1_3 cipher=AEAD-AES128-GCM-SHA256 bits=128/128); Wed, 31 Jul 2019 04:56:47 -0700 (PDT) Subject: Re: [RT PATCH] sched/deadline: Make inactive timer run in hardirq context To: Juri Lelli , tglx@linutronix.de, bigeasy@linutronix.de, rostedt@goodmis.org Cc: linux-rt-users@vger.kernel.org, peterz@infradead.org, linux-kernel@vger.kernel.org, bristot@redhat.com, williams@redhat.com References: <20190731103715.4047-1-juri.lelli@redhat.com> From: Daniel Bristot de Oliveira Message-ID: Date: Wed, 31 Jul 2019 13:56:46 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190731103715.4047-1-juri.lelli@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 31/07/2019 12:37, Juri Lelli wrote: > SCHED_DEADLINE inactive timer needs to run in hardirq context (as > dl_task_timer already does). > > Make it HRTIMER_MODE_REL_HARD. > > Signed-off-by: Juri Lelli Acked-by: Daniel Bristot de Oliveira -- Daniel