linux-kernel - Re: [PATCH] iio: core: Make mlock internal to the iio core

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Date:   Sat, 21 Mar 2020 11:02:10 +0000
From:   Jonathan Cameron <jic23@...nel.org>
To:     Rohit Sarkar <rohitsarkar5398@...il.com>
Cc:     linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
        Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>
Subject: Re: [PATCH] iio: core: Make mlock internal to the iio core

On Wed, 18 Mar 2020 21:41:51 +0530
Rohit Sarkar <rohitsarkar5398@...il.com> wrote:

> "mlock" should ideally only be used by the iio core. The mlock
> implementation may change in the future which means that no driver
> should be explicitly using mlock.
> 
> Signed-off-by: Rohit Sarkar <rohitsarkar5398@...il.com>
Good idea.

Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to play with it.

Thanks,

Jonathan

> ---
>  include/linux/iio/iio.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
> index eed58ed2f368..e975020abaa6 100644
> --- a/include/linux/iio/iio.h
> +++ b/include/linux/iio/iio.h
> @@ -492,7 +492,7 @@ struct iio_buffer_setup_ops {
>   * @buffer:		[DRIVER] any buffer present
>   * @buffer_list:	[INTERN] list of all buffers currently attached
>   * @scan_bytes:		[INTERN] num bytes captured to be fed to buffer demux
> - * @mlock:		[DRIVER] lock used to prevent simultaneous device state
> + * @mlock:		[INTERN] lock used to prevent simultaneous device state
>   *			changes
>   * @available_scan_masks: [DRIVER] optional array of allowed bitmasks
>   * @masklength:		[INTERN] the length of the mask established from