[PATCH] erofs: fix fsdax partition offset handling

Chao Yu chao at kernel.org
Mon Jan 24 18:11:35 AEDT 2022

On 2022/1/13 13:18, Gao Xiang wrote:
> After seeking time on testing today upstream fsdax, I found it
> actually doesn't work well as below:
> [  186.492983] ------------[ cut here ]------------
> [  186.493629] WARNING: CPU: 1 PID: 205 at fs/iomap/iter.c:33 iomap_iter+0x2f6/0x310
> The problem is that m_dax_part_off should be applied to physical
> addresses and very sorry about that I didn't catch this eariler.
> Anyway, let's fix it up now. Also, I need to find a way to set up
> a standalone testcase to look after this later.
> Fixes: de2051147771 ("fsdax: shift partition offset handling into the file systems")
> Signed-off-by: Gao Xiang <hsiangkao at linux.alibaba.com>

Reviewed-by: Chao Yu <chao at kernel.org>


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