linux-kernel - Re: [PATCHv2 0/3] remoteproc: introduce rproc recovery

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Message-ID: <CAK=WgbaoPMj9OobHuC=VObTjvT--faen2_rfY-s4Jk-+Fqi5iQ@mail.gmail.com>
Date:	Tue, 18 Sep 2012 12:59:42 +0300
From:	Ohad Ben-Cohen <ohad@...ery.com>
To:	Fernando Guzman Lugo <fernando.lugo@...com>
Cc:	linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2 0/3] remoteproc: introduce rproc recovery

Hi Fernando,

On Thu, Aug 30, 2012 at 9:26 PM, Fernando Guzman Lugo
<fernando.lugo@...com> wrote:
> These set of patches make possible the remoteproc recover after a crash.
> This is a hard recovery, that means the remoteproc is reset and it will
> start from the beginning. When a crash happen all the virtio devices are
> destroyed. Therefore, both rpmsg drivers and devices are gracefully
> removed which also cause rproc users become 0 and the remoteproc is turned
> off. After the virtio devices are destroyed the crash handler function
> will read the virtio information from the firmware in order to recreate
> the virtio devices that will boot the remoteproc and everything will be
> functional again.

Applied to remoteproc's for-next branch with a few changes (so we
don't miss the merge window).

The changes are detailed in the commit logs of the patches, please let
me know if there's any issue.

Thanks!
Ohad.
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