From: Eric Dumazet <[email protected]> Date: Thu, 8 Nov 2018 17:34:27 -0800
> Multiple cpus might attempt to insert a new fragment in rhashtable, > if for example RPS is buggy, as reported by 배석진 in > https://patchwork.ozlabs.org/patch/994601/ > > We use rhashtable_lookup_get_insert_key() instead of > rhashtable_insert_fast() to let cpus losing the race > free their own inet_frag_queue and use the one that > was inserted by another cpu. > > Fixes: 648700f76b03 ("inet: frags: use rhashtables for reassembly units") > Signed-off-by: Eric Dumazet <[email protected]> > Reported-by: 배석진 <[email protected]> Applied and queued up for -stable, thanks.
