Re: [PATCH v2 00/17] Make rpmsg a framework

From: Bjorn Andersson
Date: Mon Sep 12 2016 - 17:53:14 EST

On Mon 12 Sep 14:36 PDT 2016, Karthikeyan Ramasubramanian wrote:

> On 9/12/2016 1:58 PM, Bjorn Andersson wrote:
> >I have not looked through all of APR yet and don't know where msm_bus is
> >heading, but for IPC-router your correct that the downstream driver does
> >indeed require this; but that's a side effect of the downstream
> >ipcrouter implementation, not the problem itself.
> >
> APR does send messages in atomic context in addition to the RPM Driver, but
> IPC Router does not to the extent of my knowledge.

Thanks for the information, Karthik.

There seem to be 196 calls to apr_send_pkt() in the msm-3.18 kernel, I
will have to go through them all later, but could you help me by
pointing me to one of those that actually need to be executed in atomic