Re: [RFC PATCH] drivers: hv: Convert open-coded timeouts to msecs_to_jiffies()

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On 17-10-2024 04:07, Easwar Hariharan wrote:
> We have several places where timeouts are open-coded as N (seconds) * HZ,
> but best practice is to use msecs_to_jiffies(). Convert the timeouts to
> make them HZ invariant.
> > Signed-off-by: Easwar Hariharan <eahariha@xxxxxxxxxxxxxxxxxxx>
> ---
>  drivers/hv/hv_balloon.c  | 9 +++++----
>  drivers/hv/hv_kvp.c      | 4 ++--
>  drivers/hv/hv_snapshot.c | 6 ++++--
>  drivers/hv/vmbus_drv.c   | 2 +-
>  4 files changed, 12 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c
> index c38dcdfcb914d..3017d41f12681 100644
> --- a/drivers/hv/hv_balloon.c
> +++ b/drivers/hv/hv_balloon.c
> @@ -756,7 +756,7 @@ static void hv_mem_hot_add(unsigned long start, unsigned long size,
>  		 * adding succeeded, it is ok to proceed even if the memory was
>  		 * not onlined in time.
>  		 */
> -		wait_for_completion_timeout(&dm_device.ol_waitevent, 5 * HZ);
> +		wait_for_completion_timeout(&dm_device.ol_waitevent, msecs_to_jiffies(5 * 1000));

Is it correct to convert HZ to 1000 ?
Also, how are you testing these changes ?

Regards,

~Praveen.




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