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Revert "writeback: fix WB_SYNC_NONE writeback from umount"

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This reverts commit e913fc825d.

We are investigating a hang associated with the WB_SYNC_NONE changes,
so revert them for now.

Conflicts:

	fs/fs-writeback.c
	mm/page-writeback.c

Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Jens Axboe 2010-06-01 11:08:43 +02:00
commit 0e3c9a2284
5 changed files with 15 additions and 51 deletions
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4
mm/page-writeback.c
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@ -597,7 +597,7 @@ static void balance_dirty_pages(struct address_space *mapping,
(!laptop_mode && ((global_page_state(NR_FILE_DIRTY)
+ global_page_state(NR_UNSTABLE_NFS))
> background_thresh)))
bdi_start_writeback(bdi, NULL, 0, 0);
bdi_start_writeback(bdi, NULL, 0);
}
void set_page_dirty_balance(struct page *page, int page_mkwrite)
@ -707,7 +707,7 @@ void laptop_mode_timer_fn(unsigned long data)
*/
if (bdi_has_dirty_io(&q->backing_dev_info))
bdi_start_writeback(&q->backing_dev_info, NULL, nr_pages, 0);
bdi_start_writeback(&q->backing_dev_info, NULL, nr_pages);
}
/*