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authorHannes Reinecke <hare@suse.de>2017-06-08 13:46:45 +0200
committerJens Axboe <axboe@fb.com>2017-06-08 08:40:00 -0600
commitf2c6df7dbf9a60e1cd9941f9fb376d4d9ad1e8dd (patch)
tree79a9c0d9627fa253955532d6925e9606e1643f72 /tools/perf/scripts/python
parentloop: Remove unused 'bdev' argument from loop_set_capacity (diff)
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loop: support 4k physical blocksize
When generating bootable VM images certain systems (most notably s390x) require devices with 4k blocksize. This patch implements a new flag 'LO_FLAGS_BLOCKSIZE' which will set the physical blocksize to that of the underlying device, and allow to change the logical blocksize for up to the physical blocksize. Signed-off-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Jens Axboe <axboe@fb.com>
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