mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2026-02-22 03:00:30 -05:00
Commit 14d898f3c1 ("dev: Move received_rps counter next
to RPS members in softnet data") was unfortunate:
received_rps is dirtied by a cpu and never read by other
cpus in fast path.
Its presence in the hot RPS cache line (shared by many cpus)
is hurting RPS/RFS performance.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>