Race to power off harming SATA SSDs
richard.weinberger at gmail.com
Mon May 8 04:06:17 PDT 2017
On Mon, May 8, 2017 at 12:49 PM, Pavel Machek <pavel at ucw.cz> wrote:
> Aha, nice, so it looks like ubifs is a step back here.
> 'clean marker' is a good idea... empty pages have plenty of space.
If UBI (not UBIFS) faces an empty block, it also re-erases it.
The EC header is uses as clean marker.
> How do you handle the issue during regular write? Always ignore last
> successfully written block?
The last page of a block is inspected and allowed to be corrupted.
> Do you handle "paired pages" problem on MLC?
Nope, no MLC support in mainline so far.
More information about the linux-mtd