Re: [Qemu-block] [PATCH v4] block: fix QEMU crash with scsi-hd and drive_del

2018-05-29 Thread Greg Kurz
On Tue, 29 May 2018 22:19:17 +0200 Kevin Wolf wrote: > Am 28.05.2018 um 14:03 hat Greg Kurz geschrieben: > > Removing a drive with drive_del while it is being used to run an I/O > > intensive workload can cause QEMU to crash. > > > > An AIO flush can yield at some point: > > > >

Re: [Qemu-block] [PATCH v4] block: fix QEMU crash with scsi-hd and drive_del

2018-05-29 Thread Kevin Wolf
Am 28.05.2018 um 14:03 hat Greg Kurz geschrieben: > Removing a drive with drive_del while it is being used to run an I/O > intensive workload can cause QEMU to crash. > > An AIO flush can yield at some point: > > blk_aio_flush_entry() > blk_co_flush(blk) > bdrv_co_flush(blk->root->bs) >