RE: [RFD] What error should FS return when I/O failure occurs?

Hua Zhong (hzhong)
2005-05-17T05:37:10Z

> What you said is based on the FS implementor's perspective.
> But from user's perspective, they open a file with O_RDWR, get a
> success, then write returns EROFS?
> Besides, EXT3 ALWAYS return EROFS for the 1st and 2nd case, even
> you specify errors=continue, things are still the same.

Which version of kernel you are using?

It was probably the case in kernel before 2.4.20. The old ext3 had a
problem that it ignored IO error at journal commit time. I submitted a
patch to fix that around the time of 2.4.20. 2.6 should be fine too,
unless someone else broke it again.

Hua