mainline inclusion
from mainline-v5.19
commit 4215d054
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I5XX1X
CVE: NA

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Let's allow extent cache for RO partition.
Signed-off-by: NDaeho Jeong <daehojeong@google.com>
Reviewed-by: NChao Yu <chao@kernel.org>
Signed-off-by: NJaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: NGeuws <1319579758@qq.com>