From: Peter Hurley <peter@hurleysoftware.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.cz>,
linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org,
Shreyas Bethur <shreyas.bethur@ni.com>
Subject: Re: [PATCH] tty: Prevent hw state corruption in exclusive mode reopen
Date: Tue, 30 Dec 2014 10:15:11 -0500 [thread overview]
Message-ID: <54A2C17F.9030409@hurleysoftware.com> (raw)
In-Reply-To: <1419942873-6779-1-git-send-email-peter@hurleysoftware.com>
On 12/30/2014 07:34 AM, Peter Hurley wrote:
> Exclusive mode ttys (TTY_EXCLUSIVE) do not allow further reopens;
> fail the condition before associating the file pointer and calling
> the driver open() method.
>
> Prevents DTR programming when the tty is already in exclusive mode.
Greg,
Please disregard. I'll redo a v2 that isn't broken.
Regards,
Peter Hurley
next prev parent reply other threads:[~2014-12-30 15:15 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-30 12:34 [PATCH] tty: Prevent hw state corruption in exclusive mode reopen Peter Hurley
2014-12-30 15:15 ` Peter Hurley [this message]
2014-12-30 15:39 ` [PATCH v2] " Peter Hurley
2015-01-07 22:55 ` Shreyas Bethur
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