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dc76ea8c10
Fix a recent cleanup patch. noio (bypass) chain is handled asynchronously against submit chain, therefore inplace I/O or pagevec cannot be applied to such pages. Add detailed comment for this as well. Fixes: 97e86a858bc3 ("staging: erofs: tidy up decompression frontend") Reviewed-by: Chao Yu <yuchao0@huawei.com> Link: https://lore.kernel.org/r/20190922100434.229340-1-gaoxiang25@huawei.com Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>