Eric Dumazet 6326231531 tcp: syncookies: do not use getnstimeofday() ...

While it is true that getnstimeofday() uses about 40 cycles if TSC
is available, it can use 1600 cycles if hpet is the clocksource.

Switch to get_jiffies_64(), as this is more than enough, and
go back to 60 seconds periods.

Fixes: 8c27bd75f0 ("tcp: syncookies: reduce cookie lifetime to 128 seconds")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Florian Westphal <fw@strlen.de>
Acked-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

2014-03-20 16:22:42 -04:00

..

acpi

Merge branches 'acpi-processor', 'acpi-hotplug', 'acpi-init', 'acpi-pm' and 'acpica'

2014-01-29 11:47:18 +01:00

asm-generic

mm: Use ptep/pmdp_set_numa() for updating _PAGE_NUMA bit

2014-02-17 11:19:36 +11:00

clocksource

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crypto

crypto: scatterwalk - Use sg_chain_ptr on chain entries

2013-12-09 19:58:52 +08:00

drm

Merge tag 'ttm-fixes-3.14-2014-02-18' of git://people.freedesktop.org/~thomash/linux into drm-fixes

2014-02-19 08:21:26 +10:00

dt-bindings

clk: tegra124: remove gr2d and gr3d clocks

2014-02-20 19:10:58 +02:00

keys

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kvm

ARM: KVM: fix non-VGIC compilation

2014-03-06 09:47:42 +01:00

linux

net: cdc_ncm: fix control message ordering

2014-03-18 15:32:32 -04:00

math-emu

math-emu: fix floating-point to integer overflow detection

2014-01-07 18:36:24 -06:00

media

[media] saa6588: add support for non-blocking mode

2014-01-07 07:42:19 -02:00

memory

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misc

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net

tcp: syncookies: do not use getnstimeofday()

2014-03-20 16:22:42 -04:00

pcmcia

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ras

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rdma

IB: Report using RoCE IP based gids in port caps

2014-02-13 14:46:03 -08:00

rxrpc

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scsi

Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending

2014-01-31 15:31:23 -08:00

sound

ASoC: dapm: Add locking to snd_soc_dapm_xxxx_pin functions

2014-02-20 18:40:07 +09:00

target

iscsi/iser-target: Fix isert_conn->state hung shutdown issues

2014-03-04 17:54:09 -08:00

trace

Merge tag 'nfs-for-3.14-5' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

2014-03-09 19:17:39 -07:00

uapi

asm-generic: add sched_setattr/sched_getattr syscalls

2014-02-24 11:55:20 +00:00

video

video: pxa168fb: Cleanup pxa168fb.h file

2014-01-17 10:57:43 +02:00

xen

Merge branch 'for-linus' of git://git.kernel.dk/linux-block

2014-02-14 10:45:18 -08:00

Kbuild

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