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Subject: Re: [PATCH v2] staging: vc04_services: replace msleep() by
 usleep_range()
To:     Kushal-kothari <kushalkothari285@gmail.com>
References: <20211017092900.134752-1-kushalkothari285@gmail.com>
Cc:     linux-arm-kernel@lists.infradead.org, mike.rapoport@gmail.com,
        kushalkothari2850@gmail.com, outreachy-kernel@googlegroups.com,
        gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org,
        linux-staging@lists.linux.dev, nsaenz@kernel.org,
        bcm-kernel-feedback-list@broadcom.com,
        Julia Lawall <julia.lawall@inria.fr>
From:   Stefan Wahren <stefan.wahren@i2se.com>
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Message-ID: <83076fd7-3183-5665-a9df-63a0b7e13c3f@i2se.com>
Date:   Sun, 17 Oct 2021 13:56:57 +0200
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Hi,

Am 17.10.21 um 11:29 schrieb Kushal-kothari:
> Fixed the warning:-msleep < 20ms can sleep for up to 20ms by replacing
> msleep(unsigned long msecs) by usleep_range(unsigned long min, unsigned long max)
> in usecs as msleep(1ms~20ms) can sleep for upto 20 ms.
>
> Signed-off-by: Kushal-kothari <kushalkothari285@gmail.com>
> ---
>
> Changes from v1: Reword both the subject and the log message.
>
>  drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
> index 6fbafdfe340f..80a7898c5331 100644
> --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
> +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
> @@ -857,7 +857,7 @@ vchiq_bulk_transmit(unsigned int handle, const void *data, unsigned int size,
>  		if (status != VCHIQ_RETRY)
>  			break;
>  
> -		msleep(1);
> +		usleep_range(1000, 2000);

there was a recent discussion about this checkpatch warning [1]

Best regards

[1]
https://lore.kernel.org/linux-staging/260b38b8-6f3f-f6cc-0388-09a269ead507@i2se.com/