Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1681743 > unrolled thread

Re: [PATCH 13/16] switchtec_ntb: implement doorbell registers

Started byBjorn Helgaas <helgaas@kernel.org>
First post2017-07-05 21:50 +0200
Last post2017-07-05 21:50 +0200
Articles 1 — 1 participant

Back to article view | Back to linux.kernel

This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by below is the oldest one visible, not the original post.


Contents

  Re: [PATCH 13/16] switchtec_ntb: implement doorbell registers Bjorn Helgaas <helgaas@kernel.org> - 2017-07-05 21:50 +0200

#1681743 — Re: [PATCH 13/16] switchtec_ntb: implement doorbell registers

FromBjorn Helgaas <helgaas@kernel.org>
Date2017-07-05 21:50 +0200
SubjectRe: [PATCH 13/16] switchtec_ntb: implement doorbell registers
Message-ID<tZYtb-2gN-3@gated-at.bofh.it>
On Wed, Jun 28, 2017 at 09:26:45PM -0600, Logan Gunthorpe wrote:
> Pretty straightforward implementation of doorbell registers.
> The shift and mask were setup in an earlier patch and this just hooks
> up the approprirate portion of the idb register as the local doorbells
> and the opposite portion of odb as the peer doorbells. The db mask is
> protected by a spinlock to avoid concurrent read-modify-write accesses.

s/approprirate/appropriate/

[toc] | [standalone]


Back to top | Article view | linux.kernel


csiph-web