Re: [PATCH] examples/vhost: reduce number of hugepages needed

[Yuanhan Liu <yuanhan.liu@linux.intel.com>]

On Thu, Dec 10, 2015 at 12:19:31PM +0000, Bernard Iremonger wrote:
> Change MAX_QUEUES to 128 to reduce the number of hugepages required
> by the vhost-switch program.
> 
> Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
> ---
>  examples/vhost/main.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/examples/vhost/main.c b/examples/vhost/main.c
> index b30f1bd..8fb0adb 100644
> --- a/examples/vhost/main.c
> +++ b/examples/vhost/main.c
> @@ -1,7 +1,7 @@
>  /*-
>   *   BSD LICENSE
>   *
> - *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
> + *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
>   *   All rights reserved.
>   *
>   *   Redistribution and use in source and binary forms, with or without
> @@ -53,7 +53,8 @@
>  
>  #include "main.h"
>  
> -#define MAX_QUEUES 512
> +/* decrease MAX_QUEUES from 512 to reduce number of hugepages needed */

Minor nit: I would suggest to simply remove this comment, which might
be a bit confusing without the content (that 512 would let vhost-switch
fail to start if given memory is small).

Otherwise, this patch looks good to me.

Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>

Thanks.

	--yliu

> +#define MAX_QUEUES 128
>  
>  /* the maximum number of external ports supported */
>  #define MAX_SUP_PORTS 1
> -- 
> 2.6.3