[PATCH] ubifs: Add freeze support

Richard Weinberger richard at nod.at
Mon May 29 01:42:37 PDT 2017


Am 29.05.2017 um 04:24 schrieb Hyunchul Lee:
>>> This is just broken.  First ubifs should still properly propagate
>>> the errors, and second freezing/unfreezing read only file systems is
>>> perfectly valid, 
>> it is right.
> if updating TNC is failed, ubifs might become inconsistant and be switched to 
> read-only mode. for example, when ubifs_jnl_update is called to create a file, 
> if inserting a znode for new inode is failed, TNC has only a znode for 
> new dentry. and this can be only recoverd by replay.
> is it required to fix this?

UBIFS is designed to be power-cut tolerant.
So, UBIFS must not corrupt in any case.

Which failure are you facing?

I have the feeling that you try to paper over some other issue. :-)


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