Jens Axboe 4bdcd1dd4d mm: move filemap_range_needs_writeback() into header ...

No functional changes in this patch, just in preparation for efficiently
calling this light function from the block O_DIRECT handling.

Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

2021-12-03 14:51:26 -07:00

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