From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: [patch 51/54] binfmt_flat: use flush_icache_user_range Date: Sun, 07 Jun 2020 21:42:46 -0700 Message-ID: <20200608044246.2sVxciLFB%akpm@linux-foundation.org> References: <20200607212615.b050e41fac139a1e16fe00bd@linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.99]:39224 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727122AbgFHEmr (ORCPT ); Mon, 8 Jun 2020 00:42:47 -0400 In-Reply-To: <20200607212615.b050e41fac139a1e16fe00bd@linux-foundation.org> Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org To: akpm@linux-foundation.org, gerg@linux-m68k.org, hch@lst.de, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org, viro@zeniv.linux.org.uk From: Christoph Hellwig Subject: binfmt_flat: use flush_icache_user_range load_flat_file works on user addresses. Link: http://lkml.kernel.org/r/20200515143646.3857579-28-hch@lst.de Signed-off-by: Christoph Hellwig Acked-by: Greg Ungerer Cc: Alexander Viro Signed-off-by: Andrew Morton --- fs/binfmt_flat.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/binfmt_flat.c~binfmt_flat-use-flush_icache_user_range +++ a/fs/binfmt_flat.c @@ -854,7 +854,7 @@ static int load_flat_file(struct linux_b #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 + _