Am 06.03.2019 um 14:04 hat Eric Blake geschrieben:
> On 3/6/19 7:03 AM, Alberto Garcia wrote:
> > On Tue 05 Mar 2019 07:29:08 PM CET, Eric Blake wrote:
> >> When iotest 223 was first written, it didn't matter if we waited for
> >> the qemu process to clean up. But with the introduction of a later
> >> qemu-nbd process trying to reuse the same file, there is a race where
> >> even though the asynchronous qemu process has responded to "quit", it
> >> has not yet had time to unlock the file and exit, resulting in:
> >>
> >> -[{ "start": 0, "length": 65536, "depth": 0, "zero": false, "data": false},
> >> -{ "start": 65536, "length": 2031616, "depth": 0, "zero": false, "data":
> >> true},
> >> -{ "start": 2097152, "length": 2097152, "depth": 0, "zero": false, "data":
> >> false}]
> >> +qemu-nbd: Failed to blk_new_open 'tests/qemu-iotests/scratch/t.qcow2':
> >> Failed to get shared "write" lock
> >> +Is another process using the image [tests/qemu-iotests/scratch/t.qcow2]?
> >> +qemu-img: Could not open
> >> 'driver=nbd,server.type=unix,server.path=tests/qemu-iotests/scratch/qemu-nbd.sock,x-dirty-bitmap=qemu:dirty-bitmap:b':
> >> Failed to connect socket tests/qemu-iotests/scratch/qemu-nbd.sock:
> >> Connection refused
> >> +./common.nbd: line 33: kill: (11122) - No such process
> >>
> >> Fixes: ddd09448
> >> Reported-by: Alberto Garcia <be...@igalia.com>
> >> Signed-off-by: Eric Blake <ebl...@redhat.com>
> >
> > Tested-by: Alberto Garcia <be...@igalia.com>
>
> Thanks; will queue through my NBD tree this week.Ah, if it doesn't go through my tree, you get my explicit: Reviewed-by: Kevin Wolf <kw...@redhat.com>
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