Re: [Qemu-devel] [PATCH] migration: disallow migrate_add_blocker during migration

2015-10-01 Thread Markus Armbruster
Kevin Wolf writes: > Am 29.09.2015 um 22:20 hat John Snow geschrieben: >> If a migration is already in progress and somebody attempts >> to add a migration blocker, this should rightly fail. >> >> Add an errp parameter and a retcode return value to migrate_add_blocker. >> >> This is part one of

Re: [Qemu-devel] [PATCH] migration: disallow migrate_add_blocker during migration

2015-10-01 Thread John Snow
On 09/30/2015 06:08 AM, Kevin Wolf wrote: > Am 29.09.2015 um 22:20 hat John Snow geschrieben: >> If a migration is already in progress and somebody attempts >> to add a migration blocker, this should rightly fail. >> >> Add an errp parameter and a retcode return value to migrate_add_blocker. >> >

Re: [Qemu-devel] [PATCH] migration: disallow migrate_add_blocker during migration

2015-09-30 Thread Kevin Wolf
Am 29.09.2015 um 22:20 hat John Snow geschrieben: > If a migration is already in progress and somebody attempts > to add a migration blocker, this should rightly fail. > > Add an errp parameter and a retcode return value to migrate_add_blocker. > > This is part one of two for a solution to prohib

[Qemu-devel] [PATCH] migration: disallow migrate_add_blocker during migration

2015-09-30 Thread John Snow
If a migration is already in progress and somebody attempts to add a migration blocker, this should rightly fail. Add an errp parameter and a retcode return value to migrate_add_blocker. This is part one of two for a solution to prohibit e.g. block jobs from running concurrently with migration.