Compile fix for Ubuntu 11.04

[David Holmes]

Hi Azeem,

I've already seen this handled as part of another webrev. But I'm not 
clear on its status. I'll try to locate it.

David Holmes

Azeem Jiva said the following on 05/11/11 01:32:
> I have a change that allows GCC 4.5.2 on Ubuntu 11.04 to properly 
> compile the HotSpot JVM.   I've attached a diff below:
> 
> 
>    src/os/linux/vm/os_linux.cpp
> 
> ------------------------------------------------------------------------
> 
> @@ -2848,11 +2848,11 @@
>      if (fp) {
>        while (!feof(fp)) {
>          char chars[257];
>          long x = 0;
>          if (fgets(chars, sizeof(chars), fp)) {
> -          if (sscanf(chars, "%lx-%*lx",&x) == 1
> +          if (sscanf(chars, "%lx-%*x",&x) == 1
>                &&  x == (long)p) {
>              if (strstr (chars, "hugepage")) {
>                result = true;
>                break;
>              }
>