From 7755d83e48397e822aac751b1545f8bcf71d133e Mon Sep 17 00:00:00 2001 From: Masahiro Yamada Date: Fri, 22 Sep 2017 21:20:41 +0900 Subject: [PATCH] irqdomain: Add __rcu annotations to radix tree accessors Fix various address spaces warning of sparse. kernel/irq/irqdomain.c:1463:14: warning: incorrect type in assignment (different address spaces) kernel/irq/irqdomain.c:1463:14: expected void **slot kernel/irq/irqdomain.c:1463:14: got void [noderef] ** kernel/irq/irqdomain.c:1465:66: warning: incorrect type in argument 2 (different address spaces) kernel/irq/irqdomain.c:1465:66: expected void [noderef] **slot kernel/irq/irqdomain.c:1465:66: got void **slot Signed-off-by: Masahiro Yamada Signed-off-by: Thomas Gleixner Cc: Marc Zyngier Cc: Jason Cooper Link: https://lkml.kernel.org/r/1506082841-11530-1-git-send-email-yamada.masahiro@socionext.com --- kernel/irq/irqdomain.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c index e84b7056bb08..ac4644e92b49 100644 --- a/kernel/irq/irqdomain.c +++ b/kernel/irq/irqdomain.c @@ -945,7 +945,7 @@ static int virq_debug_show(struct seq_file *m, void *private) struct irq_desc *desc; struct irq_domain *domain; struct radix_tree_iter iter; - void **slot; + void __rcu **slot; int i; seq_printf(m, " %-16s %-6s %-10s %-10s %s\n", @@ -1453,7 +1453,7 @@ out_free_desc: /* The irq_data was moved, fix the revmap to refer to the new location */ static void irq_domain_fix_revmap(struct irq_data *d) { - void **slot; + void __rcu **slot; if (d->hwirq < d->domain->revmap_size) return; /* Not using radix tree. */