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Message-Id: <20090924170503.37cbe4ed.akpm@linux-foundation.org>
Date: Thu, 24 Sep 2009 17:05:03 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Stanislav Brabec <utx@...guin.cz>
Cc: linux-kernel@...r.kernel.org, gregkh@...e.de,
linux@....linux.org.uk, Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: [PATCH] serial-core: resume serial hardware with
no_console_suspend
On Tue, 15 Sep 2009 15:38:58 +0200
Stanislav Brabec <utx@...guin.cz> wrote:
> Hardware may need re-initialization to get serial port working after
> resume. It does not happen with no_console_suspend. Attached patch
> attempts to fix it.
>
> The patch attempts to keep hardware running before suspend and run
> hardware re-initialization after resume. Maybe simpler approach is
> possible.
The patch doesn't apply any more and seems like a rather hacky thing to do.
It appears that you have specific serial hardware which doesn't resume
correctly? If so, that's a bug, so how about we start with a bug
report/description?
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