lkml.org 
[lkml]   [2022]   [Jan]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC] nvme: Do not reject dynamic controller cntlid
On Thu, Jan 27, 2022 at 09:17:58AM -0800, Keith Busch wrote:
> > +static inline bool nvme_ctrl_dynamic(struct nvme_ctrl *ctrl)
> > +{
> > + return ctrl->cntlid == 0xffff;
> > +}
>
> It's probably safe to assume 0xffff is dynamic, but spec suggests we
> check ID_CTRL.FCATT bit 0.

Okay, but this one is only defined for fabrics. I haven't found anything
so far which is equivalent to FCATT bit 0 for memory based transport.

\
 
 \ /
  Last update: 2022-01-28 11:33    [W:0.186 / U:2.912 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site