Merge branch 'inet-frags-fully-use-rcu'

Eric Dumazet says:

====================
inet: frags: fully use RCU

While inet reassembly uses RCU, it is acquiring/releasing
a refcount on struct inet_frag_queue in fast path,
for no good reason.

This was mentioned in one patch changelog seven years ago :/

This series is removing these refcount changes, by extending
RCU sections.
====================

Link: https://patch.msgid.link/20250312082250.1803501-1-edumazet@google.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>