directio: add block polling support

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This adds support for sync O_DIRECT read/write poll support.

Signed-off-by: Jens Axboe <axboe@fb.com>
[hch: split from a larger patch, minor updates]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Keith Busch <keith.busch@intel.com>

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Jens Axboe 2015-10-27 14:09:51 +09:00

parent a0fa9647a5

commit 15c4f638f3

1 changed files with 10 additions and 4 deletions

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fs/direct-io.c

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