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Re: [Qemu-devel] [5778] Use MAP_ANON also for FreeBSD (Juergen Lock)
From: |
Christoph Egger |
Subject: |
Re: [Qemu-devel] [5778] Use MAP_ANON also for FreeBSD (Juergen Lock) |
Date: |
Mon, 24 Nov 2008 11:35:06 +0200 |
User-agent: |
KMail/1.9.7 |
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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