Re: [PATCH 2/6] s390: implement nospec_[load|ptr]

Jiri Kosina
2018-01-17T12:41:54Z

On Wed, 17 Jan 2018, Martin Schwidefsky wrote:

> Implement nospec_load() and nospec_ptr() for s390 with the new
> gmb() barrier between the boundary condition and the load that
> may not be done speculatively.

FWIW the naming seems to be changing constantly. The latest patchset from
Dan Williams [1] uses ifence_...().

[1] lkml.kernel.org/r/151586744180.5820.13215059696964205856.stgit@dwillia2-desk3.amr.corp.intel.com

--
Jiri Kosina
SUSE Labs