Re: [PATCH v6 1/4] libata: Safely overwrite attached page in WRITE SAME xlat

Shaun Tancheff
2016-08-23T06:21:21Z

On Tue, Aug 23, 2016 at 12:26 AM, Tom Yan <tom.ty89@gmail.com> wrote:

> It is always 1 merely because we prefer sticking to that. Say we want
> to enable multi-block payload now, it won't be 1 anymore.

Sorry, I though that DSM TRIM is using 512 bytes here because
WRITE_SAME_16 has a payload of a single logical sector.

> Also note that the payload is NOT always fully-filled.

Oh, I was considering filling the remainder of the buffer
with 0's using memset() as you described to be "filly-filled"
in this case. Sorry for the confusion.

--
Shaun Tancheff