diff options
| author |   Yinghai Lu <yinghai@kernel.org> | 2008-12-26 02:05:47 -0800 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2008-12-27 13:24:00 +0100 |
| commit | 13a0c3c269b223f60abfac8a9811d77111a8b4ba (patch) | |
| tree | b57a92eb9eb7c8c1de30bbe29b6a461289e75c62 /include/linux/irq.h | |
| parent | sparseirq: fix desc->lock init (diff) | |
| download | linux-dev-13a0c3c269b223f60abfac8a9811d77111a8b4ba.tar.xz linux-dev-13a0c3c269b223f60abfac8a9811d77111a8b4ba.zip | |
sparseirq: work around compiler optimizing away __weak functions
Impact: fix panic on null pointer with sparseirq
Some GCC versions seem to inline the weak global function,
when that function is empty.
Work it around, by making the functions return a (dummy) integer.
Signed-off-by: Yinghai <yinghai@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/irq.h')
| -rw-r--r-- | include/linux/irq.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h index 69da275c0ebd..0e40af4bac40 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -193,9 +193,9 @@ struct irq_desc { const char *name; } ____cacheline_internodealigned_in_smp; -extern void early_irq_init(void); -extern void arch_early_irq_init(void); -extern void arch_init_chip_data(struct irq_desc *desc, int cpu); +extern int early_irq_init(void); +extern int arch_early_irq_init(void); +extern int arch_init_chip_data(struct irq_desc *desc, int cpu); extern void arch_init_copy_chip_data(struct irq_desc *old_desc, struct irq_desc *desc, int cpu); extern void arch_free_chip_data(struct irq_desc *old_desc, struct irq_desc *desc); |