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x86: Get rid of get_nr_irqs_gsi()

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No need to expose this outside of the ioapic code. The dynamic
allocations are guaranteed not to happen in the gsi space. See commit
62a08ae2a.

Signed-off-by: Thomas Gleixner <[email protected]>
Reviewed-by: Grant Likely <[email protected]>
Cc: Tony Luck <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: [email protected]
Cc: Konrad Rzeszutek Wilk <[email protected]>
Cc: [email protected]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Thomas Gleixner <[email protected]>
This commit is contained in:
Thomas Gleixner 2014-05-07 15:44:10 +00:00
commit d07c9f1875
3 changed files with 1 additions and 23 deletions
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17
drivers/xen/events/events_base.c
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@ -390,22 +390,7 @@ static void xen_irq_init(unsigned irq)
static int __must_check xen_allocate_irqs_dynamic(int nvec)
{
int first = 0;
int i, irq;
#ifdef CONFIG_X86_IO_APIC
/*
* For an HVM guest or domain 0 which see "real" (emulated or
* actual respectively) GSIs we allocate dynamic IRQs
* e.g. those corresponding to event channels or MSIs
* etc. from the range above those "real" GSIs to avoid
* collisions.
*/
if (xen_initial_domain() || xen_hvm_domain())
first = get_nr_irqs_gsi();
#endif
irq = irq_alloc_descs_from(first, nvec, -1);
int i, irq = irq_alloc_descs(-1, 0, nvec, -1);
if (irq >= 0) {
for (i = 0; i < nvec; i++)