The comment claims we will call host->ops->map() to update the flags if
we find a previously established mapping, but we never did. We used
to call remap, but that call was removed in da05198002 (powerpc: Remove
irq_host_ops->remap hook).
Signed-off-by: Milton Miller <milt...@bga.com>
Index: work.git/arch/powerpc/kernel/irq.c
===================================================================
--- work.git.orig/arch/powerpc/kernel/irq.c 2011-05-24 20:43:46.350096135
-0500
+++ work.git/arch/powerpc/kernel/irq.c 2011-05-24 21:03:49.520096058 -0500
@@ -727,9 +727,7 @@ unsigned int irq_create_mapping(struct i
}
pr_debug("irq: -> using host @%p\n", host);
- /* Check if mapping already exist, if it does, call
- * host->ops->map() to update the flags
- */
+ /* Check if mapping already exists */
virq = irq_find_mapping(host, hwirq);
if (virq != NO_IRQ) {
pr_debug("irq: -> existing mapping on virq %d\n", virq);
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