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| author |   Juergen Gross <jgross@suse.com> | 2014-08-28 06:44:09 +0200 |
|---|---|---|
| committer |   Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2014-09-23 13:36:19 +0000 |
| commit | 854072dd0f73b8e4238c88bdf0dd2a8db0239c1c (patch) | |
| tree | 8921c6aef3aee4b9b024f527b711b4003b5621ca /drivers/xen | |
| parent | xen/grant-table: refactor error cleanup in grow_gnttab_list() (diff) | |
| download | linux-dev-854072dd0f73b8e4238c88bdf0dd2a8db0239c1c.tar.xz linux-dev-854072dd0f73b8e4238c88bdf0dd2a8db0239c1c.zip | |
xen/events: support threaded irqs for interdomain event channels
Export bind_interdomain_evtchn_to_irq() so drivers can use threaded
interrupt handlers with:
irq = bind_interdomain_evtchn_to_irq(remote_dom, remote_port);
if (irq < 0)
/* error */
ret = request_threaded_irq(...);
Signed-off-by: Juergen Gross <jgross@suse.com>
Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Diffstat (limited to 'drivers/xen')
| -rw-r--r-- | drivers/xen/events/events_base.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index 5b5c5ff273fd..b4bca2d4a7e5 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -900,8 +900,8 @@ static int bind_ipi_to_irq(unsigned int ipi, unsigned int cpu) return irq; } -static int bind_interdomain_evtchn_to_irq(unsigned int remote_domain, - unsigned int remote_port) +int bind_interdomain_evtchn_to_irq(unsigned int remote_domain, + unsigned int remote_port) { struct evtchn_bind_interdomain bind_interdomain; int err; @@ -914,6 +914,7 @@ static int bind_interdomain_evtchn_to_irq(unsigned int remote_domain, return err ? : bind_evtchn_to_irq(bind_interdomain.local_port); } +EXPORT_SYMBOL_GPL(bind_interdomain_evtchn_to_irq); static int find_virq(unsigned int virq, unsigned int cpu) { |