[PATCH RFC v2 0/2] Reduce DPDK initialization time

[Zhihong Wang <zhihong.wang@intel.com>]

This RFC patch aims to reduce DPDK initialization time, which is important in cases such as micro service.

Changes are:

1. Reduce timer initialization time

2. Remove unnecessary hugepage zero-filling operations

With this patch:

1. Timer initialization time can be reduced by 4/10 second

2. Memory initialization time can be reduced nearly by half

The 2nd topic has been brought up before in this thread:
http://dpdk.org/dev/patchwork/patch/4219/

--------------
Changes in v2:

1. Use MAP_POPULATE flag to populate page tables

2. Add comments to avoid future misunderstanding

Zhihong Wang (2):
  lib/librte_eal: Reduce timer initialization time
  lib/librte_eal: Remove unnecessary hugepage zero-filling

 lib/librte_eal/linuxapp/eal/eal_memory.c | 20 ++++++--------------
 lib/librte_eal/linuxapp/eal/eal_timer.c  |  2 +-
 2 files changed, 7 insertions(+), 15 deletions(-)

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2.5.0