Re: [PATCH v2 0/3] Build ORC fast lookup table in scripts/sorttable tool

2020-08-18 Thread changhuaixin
Hi，Ingo This patchset reverts the hacks from patchset v1. Also it includes some other fixes upon v1 as suggested. Will you please have a look at this? The previous links are: https://lore.kernel.org/lkml/20200724135531.gb648...@gmail.com/ Thanks, huaixin > On Aug 7, 2020, at 12:17 PM, Huaixin

[PATCH v2 0/3] Build ORC fast lookup table in scripts/sorttable tool

2020-08-06 Thread Huaixin Chang
Move building of fast lookup table from boot to sorttable tool. This saves us 6380us boot time on Intel(R) Xeon(R) CPU E5-2682 v4 @ 2.50GHz with cores. It adds a little more than 7ms to boot time when testing on the same CPU. Changelog v2: 1. Write .orc_lookup section header via objtool 2. Move tw

[PATCH v2 0/3] Build ORC fast lookup table in scripts/sorttable tool

2020-06-03 Thread Huaixin Chang
Move building of fast lookup table from boot to sorttable tool. This saves us 6380us boot time on Intel(R) Xeon(R) CPU E5-2682 v4 @ 2.50GHz with cores. Changelog v2: 1. Type of section orc_lookup needs to be SHT_PROGBITS. 2. unwind_init() cannot be removed totally as setting lookup_num_blocks is