[CRIU] [PATCH 0/9] cr_errno, v4

[Pavel Emelyanov]

On 12/11/2014 11:55 PM, Ruslan Kuprieiev wrote:
> Currently our RPC doesn't provide almost any info
> about failed request. Lets add first 4 most common
> errors to be reported by service. These are:
>   Process with such pid already exists(Pid do not match expected)
>   No process with such pid
>   Bad opts
> 
> v2, changed the way we trasfer cr_errno from children and fixed
>     error codes
> v3, atomic_cmpxchg used for cr_err
> v4, use helpers to access cr_err and cr_errno

1 through 5 applied. For the 6th I have a comment.