Re: [Qemu-devel] [PATCH] qemu-ga: execute fsfreeze-freeze in reverse order of mounts

2013-10-08 Thread Michael Roth
Quoting Tomoki Sekiyama (2013-10-01 16:09:53) > Currently, fsfreeze-freeze may cause deadlock if a guest has loopback mounts > of image files in its disk; e.g.: > > # mount | grep ^/ > /dev/vda1 / type ext4 (rw,noatime,seclabel,data=ordered) > /tmp/disk.img on /mnt type ext4 (rw,relati

Re: [Qemu-devel] [PATCH] qemu-ga: execute fsfreeze-freeze in reverse order of mounts

2013-10-01 Thread Eric Blake
On 10/01/2013 03:09 PM, Tomoki Sekiyama wrote: > Currently, fsfreeze-freeze may cause deadlock if a guest has loopback mounts > of image files in its disk; e.g.: > > # mount | grep ^/ > /dev/vda1 / type ext4 (rw,noatime,seclabel,data=ordered) > /tmp/disk.img on /mnt type ext4 (rw,relat

[Qemu-devel] [PATCH] qemu-ga: execute fsfreeze-freeze in reverse order of mounts

2013-10-01 Thread Tomoki Sekiyama
Currently, fsfreeze-freeze may cause deadlock if a guest has loopback mounts of image files in its disk; e.g.: # mount | grep ^/ /dev/vda1 / type ext4 (rw,noatime,seclabel,data=ordered) /tmp/disk.img on /mnt type ext4 (rw,relatime,seclabel) To avoid the deadlock, this freeze filesyste