Commit-ID: d03cc2d8aed3bfbdfc1f52e79054e0013b5721ca
Gitweb: https://git.kernel.org/tip/d03cc2d8aed3bfbdfc1f52e79054e0013b5721ca
Author: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
AuthorDate: Fri, 22 Sep 2017 21:20:41 +0900
Committer: Marc Zyngier <marc.zyngier@xxxxxxx>
CommitDate: Thu, 19 Oct 2017 10:30:15 +0100
irqdomain: Add __rcu annotations to radix tree slot
Fix different 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] <asn:4>**
kernel/irq/irqdomain.c:1465:66: warning: incorrect type in argument 2 (different address spaces)
kernel/irq/irqdomain.c:1465:66: expected void [noderef] <asn:4>**slot
kernel/irq/irqdomain.c:1465:66: got void **slot
Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
---
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 31d0f9f..fbbf342 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. */
--
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