From: Theodore Ts'o Subject: [PATCH 2.6.27.y 08/11] vfs: Remove the range_cont writeback mode. Date: Mon, 15 Mar 2010 20:26:02 -0400 Message-ID: <1268699165-17461-9-git-send-email-tytso@mit.edu> References: <1268699165-17461-1-git-send-email-tytso@mit.edu> Cc: "Jayson R. King" , Ext4 Developers List , "Aneesh Kumar K.V" , "Theodore Ts'o" , linux-fsdevel@vger.kernel.org To: stable@kernel.org Return-path: In-Reply-To: <1268699165-17461-1-git-send-email-tytso@mit.edu> Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org From: Aneesh Kumar K.V commit 74baaaaec8b4f22e1ae279f5ecca4ff705b28912 upstream. Ext4 was the only user of range_cont writeback mode and ext4 switched to a different method. So remove the range_cont mode which is not used in the kernel. Signed-off-by: Aneesh Kumar K.V Signed-off-by: "Theodore Ts'o" CC: linux-fsdevel@vger.kernel.org Signed-off-by: Jayson R. King Signed-off-by: Theodore Ts'o --- include/linux/writeback.h | 1 - mm/page-writeback.c | 2 -- 2 files changed, 0 insertions(+), 3 deletions(-) diff --git a/include/linux/writeback.h b/include/linux/writeback.h index c2835bb..cc0e6d9 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -62,7 +62,6 @@ struct writeback_control { unsigned for_writepages:1; /* This is a writepages() call */ unsigned range_cyclic:1; /* range_start is cyclic */ unsigned more_io:1; /* more io to be dispatched */ - unsigned range_cont:1; }; /* diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 5f7cdc2..e5c4ca2 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -1027,8 +1027,6 @@ continue_unlock: if (wbc->range_cyclic || (range_whole && wbc->nr_to_write > 0)) mapping->writeback_index = done_index; - if (wbc->range_cont) - wbc->range_start = index << PAGE_CACHE_SHIFT; return ret; } EXPORT_SYMBOL(write_cache_pages); -- 1.6.6.1.1.g974db.dirty