From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752225Ab0G0RGW (ORCPT ); Tue, 27 Jul 2010 13:06:22 -0400 Received: from cantor.suse.de ([195.135.220.2]:44843 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751772Ab0G0RGS (ORCPT ); Tue, 27 Jul 2010 13:06:18 -0400 From: Jan Kara To: LKML Cc: Christoph Hellwig , Andrew Morton , Jan Kara Subject: [PATCH 3/3] bdi: Initialize noop_backing_dev_info properly Date: Tue, 27 Jul 2010 19:05:01 +0200 Message-Id: <1280250301-17603-4-git-send-email-jack@suse.cz> X-Mailer: git-send-email 1.6.4.2 In-Reply-To: <1280250301-17603-1-git-send-email-jack@suse.cz> References: <1280250301-17603-1-git-send-email-jack@suse.cz> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Properly initialize this backing dev info so that writeback code does not barf when getting to it e.g. via sb->s_bdi. Signed-off-by: Jan Kara --- mm/backing-dev.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 123bcef..c0f7157 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -29,6 +29,7 @@ EXPORT_SYMBOL_GPL(default_backing_dev_info); struct backing_dev_info noop_backing_dev_info = { .name = "noop", + .capabilities = BDI_CAP_NO_ACCT_AND_WRITEBACK, }; EXPORT_SYMBOL_GPL(noop_backing_dev_info); @@ -254,6 +255,7 @@ static int __init default_bdi_init(void) err = bdi_init(&default_backing_dev_info); if (!err) bdi_register(&default_backing_dev_info, NULL, "default"); + err = bdi_init(&noop_backing_dev_info); return err; } -- 1.6.4.2