Nicolai Stange <[email protected]> writes:
> ---
> Applicable to next-20161202.
>
> Note that after this patch, I'm seeing a single
> EXT4-fs (dm-1): Delayed block allocation failed for inode 2625094 at
> logical offset 2032 with max blocks 2 with error 121
> with 121 == EREMOTEIO
>
> This is because my SATA sda reports 0x20 (invalid command) back
> in response to 0x41 (WRITE_SAME).
>
> After this has happened, sd_done() disables "write same" once and for
> all, hence only this single message.
>
> I expect this to get fixed by
> https://patchwork.kernel.org/patch/9321963/
Just FYI: Not really, the (supposedly) corresponding commit has already
been in linux-next when I was testing: commit 0ce1b18c42a5 ("libata:
Some drives failing on SCT Write Same").
I sent separate patch for this issue:
http://lkml.kernel.org/r/[email protected]
Regards,
Nicolai
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