On Thu, Jan 07, 2016 at 11:29:20AM -0600, Jonathan Creekmore wrote:
> Adds a simple macro to place a pointer to a scheduler into an array
> section at compile time. Also, goes ahead and generates the array
> entries with each of the schedulers.
>
> CC: George Dunlap <george.dun...@eu.citrix.com>
> CC: Dario Faggioli <dario.faggi...@citrix.com>
> CC: Josh Whitehead <josh.whiteh...@dornerworks.com>
> CC: Robert VanVossen <robert.vanvos...@dornerworks.com>
> Signed-off-by: Jonathan Creekmore <jonathan.creekm...@gmail.com>
> Acked-by: Dario Faggioli <dario.faggi...@citrix.com>
> Reviewed-by: Andrew Cooper <andrew.coop...@citrix.com>
> Reviewed-by: Doug Goldstein <car...@cardoe.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.w...@oracle.com>
> ---
> xen/common/sched_arinc653.c | 2 ++
> xen/common/sched_credit.c | 2 ++
> xen/common/sched_credit2.c | 2 ++
> xen/common/sched_rt.c | 2 ++
> xen/include/xen/sched-if.h | 2 ++
> 5 files changed, 10 insertions(+)
>
> diff --git a/xen/common/sched_arinc653.c b/xen/common/sched_arinc653.c
> index dbe02ed..3b59514 100644
> --- a/xen/common/sched_arinc653.c
> +++ b/xen/common/sched_arinc653.c
> @@ -767,6 +767,8 @@ const struct scheduler sched_arinc653_def = {
> .tick_resume = NULL,
> };
>
> +REGISTER_SCHEDULER(sched_arinc653_def);
> +
> /*
> * Local variables:
> * mode: C
> diff --git a/xen/common/sched_credit.c b/xen/common/sched_credit.c
> index 0dce790..e586248 100644
> --- a/xen/common/sched_credit.c
> +++ b/xen/common/sched_credit.c
> @@ -2027,3 +2027,5 @@ const struct scheduler sched_credit_def = {
> .tick_suspend = csched_tick_suspend,
> .tick_resume = csched_tick_resume,
> };
> +
> +REGISTER_SCHEDULER(sched_credit_def);
> diff --git a/xen/common/sched_credit2.c b/xen/common/sched_credit2.c
> index 3c49ffa..38b02d0 100644
> --- a/xen/common/sched_credit2.c
> +++ b/xen/common/sched_credit2.c
> @@ -2228,3 +2228,5 @@ const struct scheduler sched_credit2_def = {
> .alloc_domdata = csched2_alloc_domdata,
> .free_domdata = csched2_free_domdata,
> };
> +
> +REGISTER_SCHEDULER(sched_credit2_def);
> diff --git a/xen/common/sched_rt.c b/xen/common/sched_rt.c
> index 3f1d047..7640cd0 100644
> --- a/xen/common/sched_rt.c
> +++ b/xen/common/sched_rt.c
> @@ -1199,3 +1199,5 @@ const struct scheduler sched_rtds_def = {
> .wake = rt_vcpu_wake,
> .context_saved = rt_context_saved,
> };
> +
> +REGISTER_SCHEDULER(sched_rtds_def);
> diff --git a/xen/include/xen/sched-if.h b/xen/include/xen/sched-if.h
> index 493d43f..9c6e0f5 100644
> --- a/xen/include/xen/sched-if.h
> +++ b/xen/include/xen/sched-if.h
> @@ -170,6 +170,8 @@ extern const struct scheduler sched_credit2_def;
> extern const struct scheduler sched_arinc653_def;
> extern const struct scheduler sched_rtds_def;
>
> +#define REGISTER_SCHEDULER(x) static const struct scheduler *x##_entry \
> + __used_section(".data.schedulers") = &x;
>
> struct cpupool
> {
> --
> 2.6.4
>
>
> _______________________________________________
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> Xen-devel@lists.xen.org
> http://lists.xen.org/xen-devel
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