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nbd: update size when connected

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I messed up changing the size of an NBD device while it was connected by
not actually updating the device or doing the uevent.  Fix this by
updating everything if we're connected and we change the size.

cc: stable@vger.kernel.org
Fixes: 639812a ("nbd: don't set the device size until we're connected")
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Josef Bacik 2018-05-16 14:51:18 -04:00 committed by Jens Axboe
parent 8364da4751
commit c3f7c93976
1 changed files with 2 additions and 0 deletions
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drivers/block/nbd.c
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@ -246,6 +246,8 @@ static void nbd_size_set(struct nbd_device *nbd, loff_t blocksize,
struct nbd_config *config = nbd->config;
config->blksize = blocksize;
config->bytesize = blocksize * nr_blocks;
if (nbd->task_recv != NULL)
nbd_size_update(nbd);
}
static void nbd_complete_rq(struct request *req)