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@xxxxxxxxxxxxxxxxxx>
CC: linux-fsdevel@xxxxxxxxxxxxxxx
---
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 12b15c5..bd91987 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -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;
};
/*
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 24de8b6..718efa6 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -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);
--
1.6.0.2.526.g5c283
--
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