Jaegeuk Kim 2743f86554 f2fs: check bdi->dirty_exceeded when trying to skip data writes ...

If we don't check the current backing device status, balance_dirty_pages can
fall into infinite pausing routine.

This can be occurred when a lot of directories make a small number of dirty
dentry pages including files.

Reported-by: Brian Chadwick <brianchad@westnet.com.au>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

2014-07-09 05:59:45 -07:00

47 KiB

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