Message ID | 20200510075510.987823-31-hch@lst.de |
---|---|
State | Not Applicable |
Headers | show
Return-Path: <linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20170209 header.b=F9LRZJg8; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 49Kc8J42gnz9sPF for <incoming@patchwork.ozlabs.org>; Sun, 10 May 2020 18:06:08 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=NIArO7wUR8jq0jVsVJcKgN2mWeNG9NbKdaRsdDl6kk8=; b=F9LRZJg8x+MQat wKsdunRpROuqdzxq2UXtbNUBhc324AKPtbw/NwZA2l6tUAfCl7exKpdjdlz6zFlqQ5qLYJfP8qGTs lkC7AOznPHG/U87vrUub3SVMq56Zud2tDJudLtXrdGnOkVbqIrr5qWs/+5kVcUI9RhoFkFeeY376k e0k3DkWL4fK5FTKph/MmNAVsc31Of4NJeqQNZQTJbzqwfvnUNHzwnAL2Mc2oxS4Wueu0FD9ObXfJC qSRnxYjcPmYSGiuogRcTXbLfN4Pd+wuCCu5qfyYYMhWORix2MrKiAyd5teMuTEVR+DInSlEkZfHbM YXj0hfn+Ezid7Ufh3OCw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jXgyG-0007jB-Hy; Sun, 10 May 2020 08:06:00 +0000 Received: from [2001:4bb8:180:9d3f:c70:4a89:bc61:2] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jXgpL-0001Mc-7G; Sun, 10 May 2020 07:56:47 +0000 From: Christoph Hellwig <hch@lst.de> To: Andrew Morton <akpm@linux-foundation.org>, Arnd Bergmann <arnd@arndb.de>, Roman Zippel <zippel@linux-m68k.org> Subject: [PATCH 30/31] nommu: use flush_icache_user_range in brk and mmap Date: Sun, 10 May 2020 09:55:09 +0200 Message-Id: <20200510075510.987823-31-hch@lst.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200510075510.987823-1-hch@lst.de> References: <20200510075510.987823-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: <linux-um.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-um>, <mailto:linux-um-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-um/> List-Post: <mailto:linux-um@lists.infradead.org> List-Help: <mailto:linux-um-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-um>, <mailto:linux-um-request@lists.infradead.org?subject=subscribe> Cc: linux-arch@vger.kernel.org, linux-xtensa@linux-xtensa.org, Michal Simek <monstr@monstr.eu>, Jessica Yu <jeyu@kernel.org>, linux-ia64@vger.kernel.org, linux-c6x-dev@linux-c6x.org, linux-sh@vger.kernel.org, linux-hexagon@vger.kernel.org, x86@kernel.org, linux-um@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-m68k@lists.linux-m68k.org, openrisc@lists.librecores.org, linux-alpha@vger.kernel.org, sparclinux@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-um" <linux-um-bounces@lists.infradead.org> Errors-To: linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org |
Series |
[01/31] arm: fix the flush_icache_range arguments in set_fiq_handler
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expand
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diff --git a/mm/nommu.c b/mm/nommu.c index 318df4e236c99..aed7acaed2383 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -443,7 +443,7 @@ SYSCALL_DEFINE1(brk, unsigned long, brk) /* * Ok, looks good - let it rip. */ - flush_icache_range(mm->brk, brk); + flush_icache_user_range(mm->brk, brk); return mm->brk = brk; } @@ -1287,7 +1287,7 @@ unsigned long do_mmap(struct file *file, /* we flush the region from the icache only when the first executable * mapping of it is made */ if (vma->vm_flags & VM_EXEC && !region->vm_icache_flushed) { - flush_icache_range(region->vm_start, region->vm_end); + flush_icache_user_range(region->vm_start, region->vm_end); region->vm_icache_flushed = true; }
These obviously operate on user addresses. Signed-off-by: Christoph Hellwig <hch@lst.de> --- mm/nommu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)