Re: [PATCH v4 3/8] nvmet: implement namespace identify descriptor list

From: Johannes Thumshirn
Date: Tue Jun 06 2017 - 08:04:26 EST


On 06/05/2017 07:35 AM, Christoph Hellwig wrote:
> I think this needs to zero the remainder of the 4k
> buffer, quoting the spec:

*gah* yeah, my initial version with the kzalloc() took care of it.

> It could be easily done by copying the zero page to userspace.
> Eventually I want to add a helper to zero parts of a sglist to
> lib/scatterlist.c, but I don't want to burden that on you.

I'll have a look.

--
Johannes Thumshirn Storage
jthumshirn@xxxxxxx +49 911 74053 689
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 NÃrnberg
GF: Felix ImendÃrffer, Jane Smithard, Graham Norton
HRB 21284 (AG NÃrnberg)
Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850