Justus Winter, le Fri 07 Nov 2014 17:31:55 +0100, a écrit :
> * proc/main.c (increase_priority): New function.
> (main): Move code increasing the proc servers priority to a new
> function and handle errors gracefully.
Ack.
> ---
> proc/main.c | 44 ++++++++++++++++++++++++++++++++------------
> 1 file changed, 32 insertions(+), 12 deletions(-)
>
> diff --git a/proc/main.c b/proc/main.c
> index f1f4e1b..3419d44 100644
> --- a/proc/main.c
> +++ b/proc/main.c
> @@ -60,12 +60,40 @@ message_demuxer (mach_msg_header_t *inp,
>
> pthread_mutex_t global_lock = PTHREAD_MUTEX_INITIALIZER;
>
> +error_t
> +increase_priority (void)
> +{
> + mach_port_t pset = MACH_PORT_NULL, psetcntl = MACH_PORT_NULL;
> + error_t err;
> +
> + err = thread_get_assignment (mach_thread_self (), &pset);
> + if (err)
> + goto out;
> +
> + err = host_processor_set_priv (_hurd_host_priv, pset, &psetcntl);
> + if (err)
> + goto out;
> +
> + err = thread_max_priority (mach_thread_self (), psetcntl, 0);
> + if (err)
> + goto out;
> +
> + err = task_priority (mach_task_self (), 2, 1);
> +
> + out:
> + if (MACH_PORT_VALID (pset))
> + mach_port_deallocate (mach_task_self (), pset);
> + if (MACH_PORT_VALID (psetcntl))
> + mach_port_deallocate (mach_task_self (), psetcntl);
> +
> + return err;
> +}
> +
> int
> main (int argc, char **argv, char **envp)
> {
> mach_port_t boot;
> error_t err;
> - mach_port_t pset, psetcntl;
> void *genport;
> process_t startup_port;
> struct argp argp = { 0, 0, 0, "Hurd process server" };
> @@ -120,17 +148,9 @@ main (int argc, char **argv, char **envp)
>
> /* Give ourselves good scheduling performance, because we are so
> important. */
> - err = thread_get_assignment (mach_thread_self (), &pset);
> - assert_perror (err);
> - err = host_processor_set_priv (_hurd_host_priv, pset, &psetcntl);
> - assert_perror (err);
> - thread_max_priority (mach_thread_self (), psetcntl, 0);
> - assert_perror (err);
> - err = task_priority (mach_task_self (), 2, 1);
> - assert_perror (err);
> -
> - mach_port_deallocate (mach_task_self (), pset);
> - mach_port_deallocate (mach_task_self (), psetcntl);
> + err = increase_priority ();
> + if (err)
> + error (0, err, "Increasing priority failed");
>
> {
> /* Get our stderr set up to print on the console, in case we have
> --
> 2.1.1
>
--
Samuel
«Le monochrome, c'est pour ceux qui s'intéressent (encore) au contenu.
Usenet dans ces conditions, c'est comme le web avec lynx, on prend
trop conscience du vide, c'est déprimant.»
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