linux-kernel - Re: [PATCH 0/2] tty: n_gsm: revert tx

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Date:   Tue, 25 Oct 2022 09:31:12 +0200
From:   Pavel Machek <pavel@...x.de>
To:     Fedor Pchelkin <pchelkin@...ras.ru>
Cc:     Daniel Starke <daniel.starke@...mens.com>,
        Jiri Slaby <jirislaby@...nel.org>,
        lvc-project@...uxtesting.org,
        Alexey Khoroshilov <khoroshilov@...ras.ru>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/2] tty: n_gsm: revert tx_mutex usage

Hi!

> As far as switching to tx_mutex turns out to have its own problems,
> we suggest to revert it and to find another solution for the original
> issue described in 902e02ea9385 ("tty: n_gsm: avoid call of sleeping
> functions from atomic context").

We have lived with locking problems for a long time, and we really
don't want data corruption.

Reviewed-by: Pavel Machek <pavel@...x.de>

Best regards,
								Pavel
-- 
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany

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