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From: Dave Chinner on 3 Jun 2010 20:00
From: Dave Chinner <dchinner(a)redhat.com>

Now that the background flush code has been fixed, we shouldn't need to
silently multiply the wbc->nr_to_write to get good writeback. Remove
that code.

Signed-off-by: Dave Chinner <dchinner(a)redhat.com>
Reviewed-by: Christoph Hellwig <hch(a)lst.de>
---
fs/xfs/linux-2.6/xfs_aops.c | 8 --------
1 files changed, 0 insertions(+), 8 deletions(-)

diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 089eaca..4c89db3 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -1366,14 +1366,6 @@ xfs_vm_writepage(
if (!page_has_buffers(page))
create_empty_buffers(page, 1 << inode->i_blkbits, 0);

-
- /*
- * VM calculation for nr_to_write seems off. Bump it way
- * up, this gets simple streaming writes zippy again.
- * To be reviewed again after Jens' writeback changes.
- */
- wbc->nr_to_write *= 4;
-
/*
* Convert delayed allocate, unwritten or unmapped space
* to real space and flush out to disk.
--
1.7.1

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Prev: [PATCH 3/6] writeback: Add tracing to write_cache_pages
Next: [PATCH 0/6] writeback: tracing and fixes V3.