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由 Greg Edwards 提交于
guard_bio_eod() needs to look at the partition capacity, not just the capacity of the whole device, when determining if truncation is necessary. [ 60.268688] attempt to access beyond end of device [ 60.268690] unknown-block(9,1): rw=0, want=67103509, limit=67103506 [ 60.268693] buffer_io_error: 2 callbacks suppressed [ 60.268696] Buffer I/O error on dev md1p7, logical block 4524305, async page read Fixes: 74d46992 ("block: replace bi_bdev with a gendisk pointer and partitions index") Cc: stable@vger.kernel.org # v4.13 Reviewed-by: NChristoph Hellwig <hch@lst.de> Signed-off-by: NGreg Edwards <gedwards@ddn.com> Signed-off-by: NJens Axboe <axboe@kernel.dk>
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