linux-kernel - [PATCH 05/16] fuse: Connection bit for enabling writeback

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Message-ID: <20130629174253.20175.39262.stgit@maximpc.sw.ru>
Date:	Sat, 29 Jun 2013 21:42:59 +0400
From:	Maxim Patlasov <MPatlasov@...allels.com>
To:	miklos@...redi.hu
Cc:	riel@...hat.com, dev@...allels.com, xemul@...allels.com,
	fuse-devel@...ts.sourceforge.net, bfoster@...hat.com,
	linux-kernel@...r.kernel.org, jbottomley@...allels.com,
	linux-mm@...ck.org, viro@...iv.linux.org.uk,
	linux-fsdevel@...r.kernel.org, akpm@...ux-foundation.org,
	fengguang.wu@...el.com, devel@...nvz.org, mgorman@...e.de
Subject: [PATCH 05/16] fuse: Connection bit for enabling writeback

From: Pavel Emelyanov <xemul@...nvz.org>

Off (0) by default. Will be used in the next patches and will be turned
on at the very end.

Signed-off-by: Maxim Patlasov <MPatlasov@...allels.com>
Signed-off-by: Pavel Emelyanov <xemul@...nvz.org>
---
 fs/fuse/fuse_i.h |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index fde7249..a0062a0 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -476,6 +476,9 @@ struct fuse_conn {
 	/** Set if bdi is valid */
 	unsigned bdi_initialized:1;
 
+	/** write-back cache policy (default is write-through) */
+	unsigned writeback_cache:1;
+
 	/*
 	 * The following bitfields are only for optimization purposes
 	 * and hence races in setting them will not cause malfunction

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