diff options
| author | Jiang Liu <jiang.liu@linux.intel.com> | 2015-06-04 12:13:28 +0800 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-07-11 23:14:25 +0200 |
| commit | 0dcdbc97557fd8c297c4e38e9f66e304a64bae9d (patch) | |
| tree | 7488eec74bd3da872d375fd9a336c95b32f9eb0f /kernel | |
| parent | c1e5bd8cc52ddc8c2998987c8806b999f09b064e (diff) | |
| download | linux-0dcdbc97557fd8c297c4e38e9f66e304a64bae9d.tar.bz2 | |
genirq: Remove the irq argument from note_interrupt()
Only required for the slow path. Retrieve it from irq descriptor if
necessary.
[ tglx: Split out from combo patch. Left [try_]misrouted_irq()
untouched as there is no win in the slow path ]
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Kevin Cernekee <cernekee@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Link: http://lkml.kernel.org/r/1433391238-19471-19-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/irq/chip.c | 2 | ||||
| -rw-r--r-- | kernel/irq/handle.c | 2 | ||||
| -rw-r--r-- | kernel/irq/spurious.c | 6 |
3 files changed, 6 insertions, 4 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c index 310d65885440..76f199dc6a5e 100644 --- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -328,7 +328,7 @@ void handle_nested_irq(unsigned int irq) action_ret = action->thread_fn(action->irq, action->dev_id); if (!noirqdebug) - note_interrupt(irq, desc, action_ret); + note_interrupt(desc, action_ret); raw_spin_lock_irq(&desc->lock); irqd_clear(&desc->irq_data, IRQD_IRQ_INPROGRESS); diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c index 4d37b96343e9..b6eeea8a80c5 100644 --- a/kernel/irq/handle.c +++ b/kernel/irq/handle.c @@ -176,7 +176,7 @@ handle_irq_event_percpu(struct irq_desc *desc, struct irqaction *action) add_interrupt_randomness(irq, flags); if (!noirqdebug) - note_interrupt(irq, desc, retval); + note_interrupt(desc, retval); return retval; } diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c index 5378c529c1dc..32144175458d 100644 --- a/kernel/irq/spurious.c +++ b/kernel/irq/spurious.c @@ -270,9 +270,10 @@ try_misrouted_irq(unsigned int irq, struct irq_desc *desc, #define SPURIOUS_DEFERRED 0x80000000 -void note_interrupt(unsigned int irq, struct irq_desc *desc, - irqreturn_t action_ret) +void note_interrupt(struct irq_desc *desc, irqreturn_t action_ret) { + unsigned int irq; + if (desc->istate & IRQS_POLL_INPROGRESS || irq_settings_is_polled(desc)) return; @@ -396,6 +397,7 @@ void note_interrupt(unsigned int irq, struct irq_desc *desc, desc->last_unhandled = jiffies; } + irq = irq_desc_get_irq(desc); if (unlikely(try_misrouted_irq(irq, desc, action_ret))) { int ok = misrouted_irq(irq); if (action_ret == IRQ_NONE) |