From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:52294 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965405AbcDLSoE (ORCPT ); Tue, 12 Apr 2016 14:44:04 -0400 From: Jens Axboe To: , CC: , Jens Axboe Subject: [PATCH 3/3] writeback: use WRITE_SYNC for reclaim or sync writeback Date: Tue, 12 Apr 2016 12:43:53 -0600 Message-ID: <1460486633-26099-4-git-send-email-axboe@fb.com> In-Reply-To: <1460486633-26099-1-git-send-email-axboe@fb.com> References: <1460486633-26099-1-git-send-email-axboe@fb.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-fsdevel-owner@vger.kernel.org List-ID: If we're doing reclaim or sync IO, use WRITE_SYNC to inform the lower levels of the importance of this IO. Signed-off-by: Jens Axboe --- include/linux/writeback.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/writeback.h b/include/linux/writeback.h index 719c255e105a..b2c75b8901da 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -102,7 +102,7 @@ struct writeback_control { static inline int wbc_to_write(struct writeback_control *wbc) { - if (wbc->sync_mode == WB_SYNC_ALL) + if (wbc->sync_mode == WB_SYNC_ALL || wbc->for_reclaim || wbc->for_sync) return WRITE_SYNC; return WRITE; -- 2.8.0.rc4.6.g7e4ba36