From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 540BBC3A5A3 for ; Thu, 29 Aug 2019 13:10:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2C32E23404 for ; Thu, 29 Aug 2019 13:10:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727257AbfH2NKq (ORCPT ); Thu, 29 Aug 2019 09:10:46 -0400 Received: from mx2.suse.de ([195.135.220.15]:59170 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727008AbfH2NKl (ORCPT ); Thu, 29 Aug 2019 09:10:41 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 50966B03D; Thu, 29 Aug 2019 13:10:40 +0000 (UTC) Received: by quack2.suse.cz (Postfix, from userid 1000) id BFDA81E43A8; Thu, 29 Aug 2019 15:10:39 +0200 (CEST) From: Jan Kara To: Cc: , Amir Goldstein , "Darrick J. Wong" , Boaz Harrosh , , Jan Kara , stable@vger.kernel.org Subject: [PATCH 2/3] fs: Export generic_fadvise() Date: Thu, 29 Aug 2019 15:10:33 +0200 Message-Id: <20190829131034.10563-3-jack@suse.cz> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20190829131034.10563-1-jack@suse.cz> References: <20190829131034.10563-1-jack@suse.cz> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Filesystems will need to call this function from their fadvise handlers. CC: stable@vger.kernel.org Reviewed-by: Darrick J. Wong Signed-off-by: Jan Kara --- include/linux/fs.h | 2 ++ mm/fadvise.c | 4 ++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/include/linux/fs.h b/include/linux/fs.h index 997a530ff4e9..bc1b40fb0db7 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -3531,6 +3531,8 @@ extern void inode_nohighmem(struct inode *inode); /* mm/fadvise.c */ extern int vfs_fadvise(struct file *file, loff_t offset, loff_t len, int advice); +extern int generic_fadvise(struct file *file, loff_t offset, loff_t len, + int advice); #if defined(CONFIG_IO_URING) extern struct sock *io_uring_get_socket(struct file *file); diff --git a/mm/fadvise.c b/mm/fadvise.c index 467bcd032037..4f17c83db575 100644 --- a/mm/fadvise.c +++ b/mm/fadvise.c @@ -27,8 +27,7 @@ * deactivate the pages and clear PG_Referenced. */ -static int generic_fadvise(struct file *file, loff_t offset, loff_t len, - int advice) +int generic_fadvise(struct file *file, loff_t offset, loff_t len, int advice) { struct inode *inode; struct address_space *mapping; @@ -178,6 +177,7 @@ static int generic_fadvise(struct file *file, loff_t offset, loff_t len, } return 0; } +EXPORT_SYMBOL(generic_fadvise); int vfs_fadvise(struct file *file, loff_t offset, loff_t len, int advice) { -- 2.16.4