diff options
| author | Juergen Gross <jgross@suse.com> | 2020-10-22 11:49:05 +0200 |
|---|---|---|
| committer | Boris Ostrovsky <boris.ostrovsky@oracle.com> | 2020-10-23 05:41:25 -0500 |
| commit | d04b1ae5a9b0c868dda8b4b34175ef08f3cb9e93 (patch) | |
| tree | 899e26bcd9a99801da587fb64a2d9cb7ec702398 /drivers | |
| parent | 7e14cde10b1ea8157cca7b6b56901ef9cd4d36a3 (diff) | |
xen/events: only register debug interrupt for 2-level events
xen_debug_interrupt() is specific to 2-level event handling. So don't
register it with fifo event handling being active.
Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
Link: https://lore.kernel.org/r/20201022094907.28560-4-jgross@suse.com
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/xen/events/events_base.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index 1c25580c7691..6038c4c35db5 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -2050,8 +2050,8 @@ void xen_setup_callback_vector(void) {} static inline void xen_alloc_callback_vector(void) {} #endif -static bool fifo_events = true; -module_param(fifo_events, bool, 0); +bool xen_fifo_events = true; +module_param_named(fifo_events, xen_fifo_events, bool, 0); static int xen_evtchn_cpu_prepare(unsigned int cpu) { @@ -2080,10 +2080,12 @@ void __init xen_init_IRQ(void) int ret = -EINVAL; evtchn_port_t evtchn; - if (fifo_events) + if (xen_fifo_events) ret = xen_evtchn_fifo_init(); - if (ret < 0) + if (ret < 0) { xen_evtchn_2l_init(); + xen_fifo_events = false; + } xen_cpu_init_eoi(smp_processor_id()); |