erofs: get rid of `z_pagemap_global'
authorGao Xiang <hsiangkao@linux.alibaba.com>
Fri, 15 Jul 2022 15:41:58 +0000 (23:41 +0800)
committerGao Xiang <hsiangkao@linux.alibaba.com>
Thu, 21 Jul 2022 14:55:15 +0000 (22:55 +0800)
commite73681877d4c3a8e28c8416300c36b10d4d6e9c1
tree04d3544c69e7bdf00747c3b5d963a4aa7af2cafe
parentdb166fc2020d300006a3aca15e539c09c948b62e
erofs: get rid of `z_pagemap_global'

In order to introduce multi-reference pclusters for compressed data
deduplication, let's get rid of the global page array for now since
it needs to be re-designed then at least.

Acked-by: Chao Yu <chao@kernel.org>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Link: https://lore.kernel.org/r/20220715154203.48093-12-hsiangkao@linux.alibaba.com
fs/erofs/zdata.c
fs/erofs/zdata.h