Messages in this thread | | | Date | Fri, 16 Jun 2023 17:07:13 +0200 | Subject | Re: [PATCH 0/1] User space notifications about VM cloning | From | Babis Chalios <> |
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Hello all,
Some time has passed since I sent this. Any comments/thoughts?
On 31/5/23 11:51, Babis Chalios wrote: > This patch revisits the story of user space notification about VM > events. It uses uevents to send a notification to user space that the > VMGENID has changed, thus we are now in a new VM. > > Please note, that this is not a "you need to reseed your PRNGs" event, > which was what the previous RFC [1] was trying to do. It is, explicitly, > meant to be a "you are now running in a new VM" event for the user space > to consume, so it can do things like regenerating its MAC addresses and > refreshing DHCP. For these cases, we do not want to tie on the "you need > to reseed your PRNGs" event, since these do not necessarily get emitted > only when VMs get cloned. > > [1] https://lore.kernel.org/lkml/65d872db2e1be29bb03b43ed606e7cc9e74ec08d.camel@infradead.org/T/ > > Babis Chalios (1): > vmgenid: emit uevent when VMGENID updates > > drivers/virt/vmgenid.c | 2 ++ > 1 file changed, 2 insertions(+) >
Cheers, Babis
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