From patchwork Fri May 15 14:36:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 11551953 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D485E14C0 for ; Fri, 15 May 2020 14:38:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BD202207BB for ; Fri, 15 May 2020 14:38:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="aKuM/IuZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728279AbgEOOif (ORCPT ); Fri, 15 May 2020 10:38:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35836 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1728230AbgEOOi1 (ORCPT ); Fri, 15 May 2020 10:38:27 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 80C36C05BD0B; Fri, 15 May 2020 07:38:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=2Xdr7If4G7tlq1M/OLagjELexqLovtR85HrbwT8o5D0=; b=aKuM/IuZGNMxQJ+txtJ5ChLiO9 jgRu5IvQBhmQvsyQ6/tX1AwBW4qI7pc/hLSkgNnaYqK3tZnN4jXJuYrKMFwXINCILvmITyTkWBGyq jFRKUUwH6dq7lYNFmx2GLqJw+EL+4rvVlaBjqiFFNolUMbA/eRnz/YCKnBetEYTEB1zu9d/ibFFsd s+6anIu4IhN8wAgtQxueZd0zvcXv9o4iooxCT6SP5C3NG9PKmnNCmKTBZkl79s/wInEl3upE2O1HU uNBV437kfWy7Ap5NeVKUwXWpl3ukGmCINI/nM4NHP1YXOI2mHuEgdsF7zSZNYCiKrqFVqaiJ93UnM YkoHC6JA==; Received: from [2001:4bb8:188:1506:c70:4a89:bc61:2] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jZbTV-0005Fj-SN; Fri, 15 May 2020 14:38:10 +0000 From: Christoph Hellwig To: Andrew Morton , Arnd Bergmann , Roman Zippel Cc: Jessica Yu , Michal Simek , x86@kernel.org, linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, openrisc@lists.librecores.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, linux-fsdevel@vger.kernel.org, Greg Ungerer Subject: [PATCH 27/29] binfmt_flat: use flush_icache_user_range Date: Fri, 15 May 2020 16:36:44 +0200 Message-Id: <20200515143646.3857579-28-hch@lst.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200515143646.3857579-1-hch@lst.de> References: <20200515143646.3857579-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-mips-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org load_flat_file works on user addresses. Signed-off-by: Christoph Hellwig Acked-by: Greg Ungerer --- fs/binfmt_flat.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c index 831a2b25ba79f..6f0aca5379da2 100644 --- a/fs/binfmt_flat.c +++ b/fs/binfmt_flat.c @@ -854,7 +854,7 @@ static int load_flat_file(struct linux_binprm *bprm, #endif /* CONFIG_BINFMT_FLAT_OLD */ } - flush_icache_range(start_code, end_code); + flush_icache_user_range(start_code, end_code); /* zero the BSS, BRK and stack areas */ if (clear_user((void __user *)(datapos + data_len), bss_len +