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vfs: Remove the range_cont writeback mode.

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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 <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
CC: linux-fsdevel@vger.kernel.org
This commit is contained in:
Aneesh Kumar K.V 2008-10-14 09:21:02 -04:00 committed by Theodore Ts'o
parent af6f029d38
commit 74baaaaec8
2 changed files with 0 additions and 3 deletions
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1
include/linux/writeback.h
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@ -63,7 +63,6 @@ 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;
};
/*

2
mm/page-writeback.c
View File

@ -961,8 +961,6 @@ int write_cache_pages(struct address_space *mapping,
if (wbc->range_cyclic || (range_whole && wbc->nr_to_write > 0))
mapping->writeback_index = index;
if (wbc->range_cont)
wbc->range_start = index << PAGE_CACHE_SHIFT;
return ret;
}
EXPORT_SYMBOL(write_cache_pages);