Thread (12 messages) 12 messages, 4 authors, 2013-11-22

[PATCH V4 1/2] genirq: Add an accessor for IRQ_PER_CPU flag

From: Vinayak Kale <hidden>
Date: 2013-11-21 06:10:37
Also in: lkml

[removing chris.smith at st.com]

On Thu, Nov 21, 2013 at 11:36 AM, Vinayak Kale [off-list ref] wrote:
On Wed, Nov 20, 2013 at 11:46 PM, Stephen Boyd [off-list ref] wrote:
quoted
On 11/20/13 03:13, Vinayak Kale wrote:
quoted
This patch adds an accessor function for IRQ_PER_CPU flag.
The accessor function is useful to dertermine whether an IRQ is percpu or not.

Signed-off-by: Vinayak Kale <redacted>
---
This looks like a copy of Chris Smith's patch. Shouldn't Chris be the
author and the commit text be whatever Chris sent?
In the cover letter of this patch series I did mention about Chris's
earlier patch. I didn't know his email-id earlier, have found the
mail-id now. CCing the mail-id to check whether it's still valid.
Chris's mail-id doesn't seem to be valid, the earlier mail to his
mail-id [chris.smith at st.com] bounced.
Please let me know in such case how to mention original author's credits.
quoted
quoted
 include/linux/irqdesc.h |    8 ++++++++
 1 file changed, 8 insertions(+)
diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index 56fb646..26e2661 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -152,6 +152,14 @@ static inline int irq_balancing_disabled(unsigned int irq)
      return desc->status_use_accessors & IRQ_NO_BALANCING_MASK;
 }

+static inline int irq_is_percpu(unsigned int irq)
+{
+     struct irq_desc *desc;
+
+     desc = irq_to_desc(irq);
+     return desc->status_use_accessors & IRQ_PER_CPU;
+}
+
 static inline void
 irq_set_lockdep_class(unsigned int irq, struct lock_class_key *class)
 {
--
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