Return-Path: Received: from mailout3.samsung.com ([203.254.224.33]:11916 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730795AbfAIPdg (ORCPT ); Wed, 9 Jan 2019 10:33:36 -0500 From: Kanchan Joshi To: linux-fsdevel@vger.kernel.org Cc: linux-block@vger.kernel.org, linux-ext4@vger.kernel.org, linux-nvme@lists.infradead.org, jack@suse.com, david@fromorbit.com, tytso@mit.edu, prakash.v@samsung.com, Kanchan Joshi Subject: [PATCH 1/4] block: Increase count of supported write-hints Date: Wed, 09 Jan 2019 21:00:58 +0530 Message-id: <1547047861-7271-2-git-send-email-joshi.k@samsung.com> In-reply-to: <1547047861-7271-1-git-send-email-joshi.k@samsung.com> References: <1547047861-7271-1-git-send-email-joshi.k@samsung.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: This patch bumps up write-hint count to support four new, in-kernel hints. Signed-off-by: Kanchan Joshi --- include/linux/blkdev.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 338604d..df07759 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -568,7 +568,10 @@ struct request_queue { struct work_struct release_work; -#define BLK_MAX_WRITE_HINTS 5 +#define BLK_MAX_USER_WRITE_HINTS 5 +#define BLK_MAX_KERNEL_WRITE_HINTS 4 +#define BLK_MAX_WRITE_HINTS (BLK_MAX_USER_WRITE_HINTS + \ + BLK_MAX_KERNEL_WRITE_HINTS) u64 write_hints[BLK_MAX_WRITE_HINTS]; }; -- 2.7.4