qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [patch] implement alpha getxuid and getxgid syscalls


From: Aurelien Jarno
Subject: Re: [Qemu-devel] [patch] implement alpha getxuid and getxgid syscalls
Date: Fri, 14 Nov 2008 18:21:48 +0100
User-agent: Mutt/1.5.18 (2008-05-17)

On Wed, Nov 12, 2008 at 04:39:14PM -0500, Vince Weaver wrote:
> Hello
> 
> this patch implemented the setxuid and setxgid syscalls for Alpha.
> These syscalls return two values, both uid/euid and gid/egid.
> In addition to returning the first value in $v0, the additional
> value is returned in the $a4 register.
> 
> The syscalls are used instead of the separate syscalls for those values
> used on other architectures (this is probably because Alpha Linux started
> out syscall compatible with DEC/OSF/Tru64).
> 
> With this patch, the perlbmk benchmarks from Spec2000 run properly.

Applied, thanks.

> Vince
> 
> Index: linux-user/syscall.c
> ===================================================================
> --- linux-user/syscall.c      (revision 5663)
> +++ linux-user/syscall.c      (working copy)
> @@ -5529,6 +5529,30 @@
>          ret = get_errno(getuid());
>          break;
>  #endif
> +
> +#if defined(TARGET_NR_getxuid) && defined(TARGET_ALPHA)
> +   /* Alpha specific */
> +    case TARGET_NR_getxuid:
> +      {
> +         uid_t euid;
> +         euid=geteuid();
> +         ((CPUAlphaState *)cpu_env)->ir[IR_A4]=euid;
> +      }
> +        ret = get_errno(getuid());
> +        break;
> +#endif
> +#if defined(TARGET_NR_getxgid) && defined(TARGET_ALPHA)
> +   /* Alpha specific */
> +    case TARGET_NR_getxgid:
> +      {
> +         uid_t egid;
> +         egid=getegid();
> +         ((CPUAlphaState *)cpu_env)->ir[IR_A4]=egid;
> +      }
> +        ret = get_errno(getgid());
> +        break;
> +#endif
> +
>  #ifdef TARGET_NR_getgid32
>      case TARGET_NR_getgid32:
>          ret = get_errno(getgid());
> 
> 
> 
> 

-- 
  .''`.  Aurelien Jarno             | GPG: 1024D/F1BCDB73
 : :' :  Debian developer           | Electrical Engineer
 `. `'   address@hidden         | address@hidden
   `-    people.debian.org/~aurel32 | www.aurel32.net




reply via email to

[Prev in Thread] Current Thread [Next in Thread]