linux-kernel - Re: [PATCH 5.10] Revert "tty: n_gsm: avoid call of sleeping functions from atomic context"

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Message-ID: <Y4tRUPNnbgGm0/Ts@kroah.com>
Date:   Sat, 3 Dec 2022 14:38:24 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Fedor Pchelkin <pchelkin@...ras.ru>
Cc:     stable@...r.kernel.org, linux-kernel@...r.kernel.org,
        Daniel Starke <daniel.starke@...mens.com>,
        jirislaby@...nel.org, Alexey Khoroshilov <khoroshilov@...ras.ru>,
        lvc-project@...uxtesting.org
Subject: Re: [PATCH 5.10] Revert "tty: n_gsm: avoid call of sleeping
 functions from atomic context"

On Wed, Nov 23, 2022 at 09:19:16PM +0300, Fedor Pchelkin wrote:
> From: Fedor Pchelkin <pchelkin@...ras.ru>
> 
> [ Upstream commit acdab4cb4ba7e5f94d2b422ebd7bf4bf68178fb2 ]
> 
> This reverts commit eb75efdec8dd0f01ac85c88feafa6e63b34a2521.
> 
> The above commit is reverted as the usage of tx_mutex seems not to solve
> the problem described in eb75efdec8dd ("tty: n_gsm: avoid call of sleeping
> functions from atomic context") and just moves the bug to another place.
> 
> Signed-off-by: Fedor Pchelkin <pchelkin@...ras.ru>
> Signed-off-by: Alexey Khoroshilov <khoroshilov@...ras.ru>
> Reviewed-by: Daniel Starke <daniel.starke@...mens.com>
> Link: https://lore.kernel.org/r/20221008110221.13645-2-pchelkin@ispras.ru
> ---
>  drivers/tty/n_gsm.c | 39 +++++++++++++++++++++------------------
>  1 file changed, 21 insertions(+), 18 deletions(-)

Also, what happened to my original signed-off-by here?

thanks,

greg k-h