Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933123AbZFOSDI (ORCPT ); Mon, 15 Jun 2009 14:03:08 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1765188AbZFOSAW (ORCPT ); Mon, 15 Jun 2009 14:00:22 -0400 Received: from cantor.suse.de ([195.135.220.2]:46692 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1765059AbZFOR76 (ORCPT ); Mon, 15 Jun 2009 13:59:58 -0400 From: Jan Kara To: LKML Cc: linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, npiggin@suse.de, Jan Kara Subject: [PATCH 09/11] vfs: Export wakeup_pdflush Date: Mon, 15 Jun 2009 19:59:56 +0200 Message-Id: <1245088797-29533-10-git-send-email-jack@suse.cz> X-Mailer: git-send-email 1.6.0.2 In-Reply-To: <1245088797-29533-1-git-send-email-jack@suse.cz> References: <1245088797-29533-1-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: 1088 Lines: 30 When we are running out of free space on a filesystem, we want to flush dirty pages in the filesystem so that blocks reserved via delayed allocation get written and unnecessary block reservation is released. Export wakeup_pdflush() so that filesystem can start such writeback. Signed-off-by: Jan Kara --- mm/page-writeback.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/mm/page-writeback.c b/mm/page-writeback.c index bb553c3..43af1cf 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -730,6 +730,7 @@ int wakeup_pdflush(long nr_pages) global_page_state(NR_UNSTABLE_NFS); return pdflush_operation(background_writeout, nr_pages); } +EXPORT_SYMBOL(wakeup_pdflush); static void wb_timer_fn(unsigned long unused); static void laptop_timer_fn(unsigned long unused); -- 1.6.0.2 -- 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/