erofs: force inplace I/O under low memory scenario

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Try to forcely switch to inplace I/O under low memory scenario in
order to avoid direct memory reclaim due to cached page allocation.

Link: https://lore.kernel.org/r/20201209123717.12430-1-hsiangkao@aol.com
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <hsiangkao@redhat.com>

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This commit is contained in:

Gao Xiang 2020-12-09 20:37:17 +08:00

parent 473e15b0c0

commit 1825c8d7ce

2 changed files with 43 additions and 8 deletions

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3

fs/erofs/compress.h

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48

fs/erofs/zdata.c

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