linux-kernel - [PATCH 1/3] fuse: writepages: fix aggregation

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Message-Id: <1379607116-13382-2-git-send-email-miklos@szeredi.hu>
Date:	Thu, 19 Sep 2013 18:11:54 +0200
From:	Miklos Szeredi <miklos@...redi.hu>
To:	mpatlasov@...allels.com
Cc:	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	Miklos Szeredi <mszeredi@...e.cz>
Subject: [PATCH 1/3] fuse: writepages: fix aggregation

From: Miklos Szeredi <mszeredi@...e.cz>

Checking against tmp-page indexes is not very useful, and results in one
(or rarely two) page requests.  Which is not much of an improvement...

Signed-off-by: Miklos Szeredi <mszeredi@...e.cz>
---
 fs/fuse/file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index cc3a6c4..bf765cf 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1633,7 +1633,7 @@ static int fuse_writepages_fill(struct page *page,
 		BUG_ON(!req->num_pages);
 		if (req->num_pages == FUSE_MAX_PAGES_PER_REQ ||
 		    (req->num_pages + 1) * PAGE_CACHE_SIZE > fc->max_write ||
-		    req->pages[req->num_pages - 1]->index + 1 != page->index) {
+		    data->orig_pages[req->num_pages - 1]->index + 1 != page->index) {
 
 			fuse_writepages_send(data);
 			data->req = NULL;
-- 
1.8.1.4

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