On 2019/4/1 19:40, Greg Kroah-Hartman wrote:
> On Mon, Apr 01, 2019 at 02:53:08PM +0800, Gao Xiang wrote:
>> commit b6391ac73400eff38377a4a7364bd3df5efb5178 upstream.
>>
>> Complete read error handling paths for all three kinds of
>> compressed pages:
>>
>> 1) For cache-managed pages, PG_uptodate will be checked since
>> read_endio will unlock and SetPageUptodate for these pages;
>>
>> 2) For inplaced pages, read_endio cannot SetPageUptodate directly
>> since it should be used to mark the final decompressed data,
>> PG_error will be set with page locked for IO error instead;
>>
>> 3) For staging pages, PG_error is used, which is similar to
>> what we do for inplaced pages.
>>
>> Fixes: 3883a79abd02 ("staging: erofs: introduce VLE decompression support")
>> Cc: <stable@xxxxxxxxxxxxxxx> # 4.19+
>> Reviewed-by: Chao Yu <yuchao0@xxxxxxxxxx>
>> Signed-off-by: Gao Xiang <gaoxiang25@xxxxxxxxxx>
>> ---
>> This series resolves the following conflicts:
>> FAILED: patch "[PATCH] staging: erofs: fix error handling when failed to read" failed to apply to 4.19-stable tree
>> FAILED: patch "[PATCH] staging: erofs: keep corrupted fs from crashing kernel in" failed to apply to 4.19-stable tree
>
> Thanks for both of these, now queued up.
>
> greg k-h
It's my pleasure to backport related conflict bugfixes to stable kernels. :)
Thanks,
Gao Xiang
>
