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Xiaoguang Wang authored
Since commit "b1b4705d ext4: introduce direct I/O read using iomap infrastructure", we can easily make ext4 support iopoll method, just use iomap_dio_iopoll(). Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Xiaoguang Wang <xiaoguang.wang@linux.alibaba.com> Link: https://lore.kernel.org/r/20200207120758.2411-1-xiaoguang.wang@linux.alibaba.comSigned-off-by: Theodore Ts'o <tytso@mit.edu>
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