Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754399Ab3JBOeZ (ORCPT ); Wed, 2 Oct 2013 10:34:25 -0400 Received: from cantor2.suse.de ([195.135.220.15]:49002 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753154Ab3JBO26 (ORCPT ); Wed, 2 Oct 2013 10:28:58 -0400 From: Jan Kara To: LKML Cc: linux-mm@kvack.org, Jan Kara Subject: [PATCH 18/26] mm: Convert process_vm_rw_pages() to use get_user_pages_unlocked() Date: Wed, 2 Oct 2013 16:27:59 +0200 Message-Id: <1380724087-13927-19-git-send-email-jack@suse.cz> X-Mailer: git-send-email 1.8.1.4 In-Reply-To: <1380724087-13927-1-git-send-email-jack@suse.cz> References: <1380724087-13927-1-git-send-email-jack@suse.cz> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1052 Lines: 32 Signed-off-by: Jan Kara --- mm/process_vm_access.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/mm/process_vm_access.c b/mm/process_vm_access.c index fd26d0433509..c1bc47d8ed90 100644 --- a/mm/process_vm_access.c +++ b/mm/process_vm_access.c @@ -64,12 +64,8 @@ static int process_vm_rw_pages(struct task_struct *task, *bytes_copied = 0; /* Get the pages we're interested in */ - down_read(&mm->mmap_sem); - pages_pinned = get_user_pages(task, mm, pa, - nr_pages_to_copy, - vm_write, 0, process_pages, NULL); - up_read(&mm->mmap_sem); - + pages_pinned = get_user_pages_unlocked(task, mm, pa, nr_pages_to_copy, + vm_write, 0, process_pages); if (pages_pinned != nr_pages_to_copy) { rc = -EFAULT; goto end; -- 1.8.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/