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| author | Juergen Gross <jgross@suse.com> | 2016-07-26 14:15:11 +0200 |
|---|---|---|
| committer | David Vrabel <david.vrabel@citrix.com> | 2016-07-26 14:07:06 +0100 |
| commit | d34c30cc1fa80f509500ff192ea6bc7d30671061 (patch) | |
| tree | e1efdb59cff6dbcc90f4a047d8f49f9561a1496f | |
| parent | ee42d665d3f5db975caf87baf101a57235ddb566 (diff) | |
| download | op-kernel-dev-d34c30cc1fa80f509500ff192ea6bc7d30671061.zip op-kernel-dev-d34c30cc1fa80f509500ff192ea6bc7d30671061.tar.gz | |
xen: add static initialization of steal_clock op to xen_time_ops
pv_time_ops might be overwritten with xen_time_ops after the
steal_clock operation has been initialized already. To prevent calling
a now uninitialized function pointer add the steal_clock static
initialization to xen_time_ops.
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
| -rw-r--r-- | arch/x86/xen/time.c | 1 | ||||
| -rw-r--r-- | drivers/xen/time.c | 2 | ||||
| -rw-r--r-- | include/xen/xen-ops.h | 1 |
3 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c index fd7cd6f..67356d2 100644 --- a/arch/x86/xen/time.c +++ b/arch/x86/xen/time.c @@ -364,6 +364,7 @@ void xen_timer_resume(void) static const struct pv_time_ops xen_time_ops __initconst = { .sched_clock = xen_clocksource_read, + .steal_clock = xen_steal_clock, }; static void __init xen_time_init(void) diff --git a/drivers/xen/time.c b/drivers/xen/time.c index 48c3f69..ac5f23f 100644 --- a/drivers/xen/time.c +++ b/drivers/xen/time.c @@ -80,7 +80,7 @@ bool xen_vcpu_stolen(int vcpu) return per_cpu(xen_runstate, vcpu).state == RUNSTATE_runnable; } -static u64 xen_steal_clock(int cpu) +u64 xen_steal_clock(int cpu) { struct vcpu_runstate_info state; diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h index c9c532d..9a37c541 100644 --- a/include/xen/xen-ops.h +++ b/include/xen/xen-ops.h @@ -29,6 +29,7 @@ bool xen_vcpu_stolen(int vcpu); void xen_setup_runstate_info(int cpu); void xen_time_setup_guest(void); void xen_get_runstate_snapshot(struct vcpu_runstate_info *res); +u64 xen_steal_clock(int cpu); int xen_setup_shutdown_event(void); |
