Re: [Qemu-devel] [5778] Use MAP_ANON also for FreeBSD (Juergen Lock)

[Christoph Egger]

On Saturday 22 November 2008 21:43:01 Blue Swirl wrote:
> Revision: 5778
>           http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=5778
> Author:   blueswir1
> Date:     2008-11-22 20:43:01 +0000 (Sat, 22 Nov 2008)
>
> Log Message:
> -----------
> Use MAP_ANON also for FreeBSD (Juergen Lock)

This is for *BSD in general.

> @@ -87,7 +89,8 @@
>      static int phys_ram_size = 0;
>      void *ptr;
>
> -#ifdef __OpenBSD__ /* no need (?) for a dummy file on OpenBSD */
> +/* no need (?) for a dummy file on OpenBSD/FreeBSD */
> +#if defined(__OpenBSD__) || defined(__FreeBSD__)

This should be:

#ifdef _BSD

>      int map_anon = MAP_ANON;
>  #else
>      int map_anon = 0;
> @@ -154,7 +157,7 @@
>      }
>      size = (size + 4095) & ~4095;
>      ftruncate(phys_ram_fd, phys_ram_size + size);
> -#endif /* !__OpenBSD__ */
> +#endif /* !(__OpenBSD__ || __FreeBSD__) */

This should be

#endif /* !_BSD */

>      ptr = mmap(NULL,
>                 size,
>                 PROT_WRITE | PROT_READ, map_anon | MAP_SHARED,



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