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authorIngo Molnar <mingo@elte.hu>2009-01-28 23:12:55 +0100
committerIngo Molnar <mingo@elte.hu>2009-01-28 23:12:55 +0100
commit6a385db5ce7f1fd2c68ec511e44587b67dab8fca (patch)
tree9324c8ae6f7be54b9fdbd6b60f759292aa727b1f /kernel/irq/internals.h
parentLinux 2.6.29-rc3 (diff)
parentMerge branch 'tj-percpu' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc into core/percpu (diff)
downloadwireguard-linux-6a385db5ce7f1fd2c68ec511e44587b67dab8fca.tar.xz
wireguard-linux-6a385db5ce7f1fd2c68ec511e44587b67dab8fca.zip
Merge branch 'core/percpu' into x86/core
Conflicts: kernel/irq/handle.c
Diffstat (limited to 'kernel/irq/internals.h')
-rw-r--r--kernel/irq/internals.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index e6d0a43cc125..40416a81a0f5 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -16,7 +16,14 @@ extern int __irq_set_trigger(struct irq_desc *desc, unsigned int irq,
extern struct lock_class_key irq_desc_lock_class;
extern void init_kstat_irqs(struct irq_desc *desc, int cpu, int nr);
extern spinlock_t sparse_irq_lock;
+
+#ifdef CONFIG_SPARSE_IRQ
+/* irq_desc_ptrs allocated at boot time */
+extern struct irq_desc **irq_desc_ptrs;
+#else
+/* irq_desc_ptrs is a fixed size array */
extern struct irq_desc *irq_desc_ptrs[NR_IRQS];
+#endif
#ifdef CONFIG_PROC_FS
extern void register_irq_proc(unsigned int irq, struct irq_desc *desc);