linux/drivers/net
Felix Fietkau c12128ce44 mt76: use a per rx queue page fragment cache
Using the NAPI or netdev frag cache along with other drivers can lead to
32 KiB pages being held for a long time, despite only being used for
very few page fragments.

This can happen if the driver grabs one or two fragments for rx ring
refill, while other drivers use (and free up) the remaining fragments.
The 32 KiB higher-order page can only be freed once all users have freed
their fragments.

Depending on the traffic patterns, this can waste a lot of memory and
look a lot like a memory leak.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2018-09-19 12:31:44 +02:00
..
appletalk
arcnet
bonding Merge ra.kernel.org:/pub/scm/linux/kernel/git/davem/net 2018-08-02 10:55:32 -07:00
caif
can Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2018-08-15 15:04:25 -07:00
dsa net: dsa: add support for ksz9897 ethernet switch 2018-08-16 12:24:55 -07:00
ethernet Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-08-27 11:59:39 -07:00
fddi
fjes fjes: use currently unused variable my_epid and max_epid 2018-07-05 19:34:21 +09:00
hamradio net/hamradio/6pack: remove redundant variable channel 2018-07-05 19:34:45 +09:00
hippi
hyperv hv_netvsc: ignore devices that are not PCI 2018-08-21 12:02:11 -07:00
ieee802154 ieee802154: hwsim: using right kind of iteration 2018-08-14 09:58:57 -07:00
ipvlan ipvlan: call dev_change_flags when ipvlan mode is reset 2018-07-02 20:38:09 +09:00
netdevsim Merge ra.kernel.org:/pub/scm/linux/kernel/git/davem/net 2018-08-02 10:55:32 -07:00
phy net: dp83640: Mark expected switch fall-throughs 2018-08-11 11:28:34 -07:00
plip
ppp ppp: mppe: Remove VLA usage 2018-08-03 12:54:54 -07:00
slip
team team: Publish team_port_get_rcu() 2018-07-11 23:10:19 -07:00
usb r8152: disable RX aggregation on new Dell TB16 dock 2018-08-20 13:03:29 -07:00
vmxnet3
wan Merge ra.kernel.org:/pub/scm/linux/kernel/git/davem/net 2018-08-05 13:04:31 -07:00
wimax wimax: usb-tx: mark expected switch fall-through 2018-08-11 11:29:36 -07:00
wireless mt76: use a per rx queue page fragment cache 2018-09-19 12:31:44 +02:00
xen-netback xen-netback: use true and false for boolean values 2018-08-02 14:43:04 -07:00
dummy.c
eql.c
geneve.c Merge ra.kernel.org:/pub/scm/linux/kernel/git/davem/net 2018-07-03 10:29:26 +09:00
gtp.c gtp: constify nla_policy 2018-07-20 12:33:37 -07:00
ifb.c
Kconfig
LICENSE.SRC
loopback.c
macsec.c
macvlan.c macvlan: Change status when lower device goes down 2018-07-11 23:07:22 -07:00
macvtap.c
Makefile
mdio.c
mii.c
net_failover.c failover: change mtu has RTNL 2018-07-29 12:57:26 -07:00
netconsole.c
nlmon.c
ntb_netdev.c
rionet.c
sb1000.c
Space.c
sungem_phy.c
tap.c
thunderbolt.c
tun.c Merge branch 'siginfo-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace 2018-08-21 13:47:29 -07:00
veth.c veth: Free queues on link delete 2018-08-16 12:22:31 -07:00
virtio_net.c virtio_net: remove duplicated include from virtio_net.c 2018-08-13 09:21:05 -07:00
vrf.c
vsockmon.c
vxlan.c vxlan: fix default fdb entry netlink notify ordering during netdev create 2018-07-22 10:52:37 -07:00
xen-netfront.c xen-netfront: fix warn message as irq device name has '/' 2018-08-14 10:10:35 -07:00