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Commit 7b26410b authored by Song Liu's avatar Song Liu Committed by Jens Axboe
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block: introduce part_[begin|end]_io_acct 



These functions can be used to enable iostat for partitions on devices
like md, bcache.

Signed-off-by: default avatarSong Liu <songliubraving@fb.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 28500850
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