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[198.145.29.99]) by mx.google.com with ESMTPS id u19si23818804pgm.471.2019.05.28.21.18.27 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 28 May 2019 21:18:28 -0700 (PDT) Received-SPF: pass (google.com: domain of akpm@linux-foundation.org designates 198.145.29.99 as permitted sender) client-ip=198.145.29.99; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=MUfztLfM; spf=pass (google.com: domain of akpm@linux-foundation.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org Received: from localhost.localdomain (c-73-223-200-170.hsd1.ca.comcast.net [73.223.200.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 4A1AA2075C; Wed, 29 May 2019 04:18:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1559103507; bh=UCoSBziCPhM34UxaNiokPrwVzYzZYIsmWDVJIPGcZqw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=MUfztLfM2HnwlYhIlBFmei3xc7llqPTTjMBONPqsdNnjQJyiPtGAm5eL19MlY5vzO tSo0vVQTUBl6dwv+uKzb60PVt3IgWWRXIuAuk5bdbRQKY52JeRzvR0wdSTbNJnKlhg JyDda8Z8xHZ757MndAPgkg0tZcdlzGV/mxV+4gIA= Date: Tue, 28 May 2019 21:18:26 -0700 From: Andrew Morton To: Sebastian Andrzej Siewior Cc: Hugh Dickins , x86@kernel.org, Mike Rapoport , Andrea Arcangeli , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Borislav Petkov , Pavel Machek , Dave Hansen Subject: Re: [PATCH] x86/fpu: Use fault_in_pages_writeable() for pre-faulting Message-Id: <20190528211826.0fa593de5f2c7480357d3ca5@linux-foundation.org> In-Reply-To: <20190526173325.lpt5qtg7c6rnbql5@linutronix.de> References: <20190526173325.lpt5qtg7c6rnbql5@linutronix.de> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Sun, 26 May 2019 19:33:25 +0200 Sebastian Andrzej Siewior wrote: > From: Hugh Dickins > > Since commit > > d9c9ce34ed5c8 ("x86/fpu: Fault-in user stack if copy_fpstate_to_sigframe() fails") Please add this as a Fixes: d9c9ce34ed5c8 ("x86/fpu: Fault-in user stack if copy_fpstate_to_sigframe() fails") line so that anyone who backports d9c9ce34ed5c8 has a chance of finding this patch also.