[Devel] [PATCH] ve: don't call shutdown hook for now

[Andrei Vagin]

On Mon, Oct 02, 2017 at 06:47:19PM +0400, Stanislav Kinsburskiy wrote:
> This hook is needed only for releaseing venet IP address early (thus allowing
> to restart container with the same IP faster).
> But mount are destroyed asynchroniosly, and thus NFS mount can be destroyed
> after IP address is dropped.
> Let's fir this race it the way how all the world does things: release IP with
> network namespace.

Why don't you remove this code? Who added this hook? What was a reason?

> 
> https://jira.sw.ru/browse/PSBM-73193
> 
> Signed-off-by: Stanislav Kinsburskiy <skinsbursky at virtuozzo.com>
> ---
>  kernel/ve/ve.c |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/kernel/ve/ve.c b/kernel/ve/ve.c
> index b0188c3..4efb9d9 100644
> --- a/kernel/ve/ve.c
> +++ b/kernel/ve/ve.c
> @@ -451,7 +451,8 @@ static void ve_drop_context(struct ve_struct *ve)
>  	synchronize_rcu();
>  	put_nsproxy(ve_ns);
>  
> -	ve_hook_iterate_fini(VE_SHUTDOWN_CHAIN, ve);
> +	/* This have to be revisited */
> +//	ve_hook_iterate_fini(VE_SHUTDOWN_CHAIN, ve);
>  
>  	put_cred(ve->init_cred);
>  	ve->init_cred = NULL;
> 
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