On Wed, Jul 26, 2017 at 03:01:32PM -0700, Cong Wang wrote:
>On Wed, Jul 26, 2017 at 10:22 AM, Levin, Alexander (Sasha Levin)
> wrote:
>> + if (ext & (1 << (INET_DIAG_CLASS_ID - 1))) {
>> + u32 classid = 0;
>> +
>> +#ifdef CONFIG_SOCK_CGROUP_DATA
>> + classid = sock
On Wed, Jul 26, 2017 at 10:22 AM, Levin, Alexander (Sasha Levin)
wrote:
> + if (ext & (1 << (INET_DIAG_CLASS_ID - 1))) {
> + u32 classid = 0;
> +
> +#ifdef CONFIG_SOCK_CGROUP_DATA
> + classid = sock_cgroup_classid(&sk->sk_cgrp_data);
> +#endif
If CONFIG_SOCK_CGR
This is useful for directly looking up a task based on class id rather than
having to scan through all open file descriptors.
Signed-off-by: Sasha Levin
---
include/uapi/linux/inet_diag.h | 1 +
net/ipv4/inet_diag.c | 10 ++
2 files changed, 11 insertions(+)
diff --git a/incl