Re: [Qemu-devel] [PATCH 1/2] vl: Round argument of -m up to multiple of 8KiB

[Avi Kivity <avi@redhat.com>]

On 08/14/2012 02:58 PM, Markus Armbruster wrote:
> Partial pages make little sense and don't work.  Ensure the RAM size
> is a multiple of any possible target's page size.
> 
> index d01256a..b411d45 100644
> --- a/vl.c
> +++ b/vl.c
> @@ -2708,11 +2708,13 @@ int main(int argc, char **argv, char **envp)
>                      fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
>                      exit(1);
>                  }
> -
>                  if (value != (uint64_t)(ram_addr_t)value) {
>                      fprintf(stderr, "qemu: ram size too large\n");
>                      exit(1);
>                  }
> +                if (value & 0x1fff) {
> +                    value = (value + 0x1fff) & ~0x1fff;
> +                }

value = QEMU_ALIGN_UP(value, 8192);


-- 
error compiling committee.c: too many arguments to function