diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-07-25 13:08:16 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-25 13:08:16 +0200 |
| commit | 10a010f6953b5a14ba2f0be40a4fce1bea220875 (patch) | |
| tree | 19aadf718c796bc7fae0a1a1c970d84d67c541d4 /arch/sparc64/kernel/irq.c | |
| parent | 510b37258dfd61693ca6c039865c78bd996e3718 (diff) | |
| parent | fb2e405fc1fc8b20d9c78eaa1c7fd5a297efde43 (diff) | |
Merge branch 'linus' into x86/x2apic
Conflicts:
drivers/pci/dmar.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sparc64/kernel/irq.c')
| -rw-r--r-- | arch/sparc64/kernel/irq.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index b441a26b73b..c481673d249 100644 --- a/arch/sparc64/kernel/irq.c +++ b/arch/sparc64/kernel/irq.c @@ -621,8 +621,9 @@ unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino) unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino) { struct irq_handler_data *data; - struct ino_bucket *bucket; unsigned long hv_err, cookie; + struct ino_bucket *bucket; + struct irq_desc *desc; unsigned int virt_irq; bucket = kzalloc(sizeof(struct ino_bucket), GFP_ATOMIC); @@ -643,6 +644,13 @@ unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino) if (unlikely(!data)) return 0; + /* In order to make the LDC channel startup sequence easier, + * especially wrt. locking, we do not let request_irq() enable + * the interrupt. + */ + desc = irq_desc + virt_irq; + desc->status |= IRQ_NOAUTOEN; + set_irq_chip_data(virt_irq, data); /* Catch accidental accesses to these things. IMAP/ICLR handling |