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linux/net/ipv6/mcast.c
Taehee Yoo ffa85b73c3 mld: avoid unnecessary high order page allocation in mld_newpack() 
If link mtu is too big, mld_newpack() allocates high-order page.
But most mld packets don't need high-order page.
So, it might waste unnecessary pages.
To avoid this, it makes mld_newpack() try to allocate order-0 page.

Suggested-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-14 12:46:00 -07:00

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