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Message-ID: <tip-af7080e040d223b5e7d0a8de28f7cea24ef017c4@git.kernel.org>
Date: Wed, 16 Sep 2015 13:56:22 -0700
From: tip-bot for Jiang Liu <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: cernekee@...il.com, mingo@...nel.org, marc.zyngier@....com,
arnd@...db.de, jason@...edaemon.net, bhelgaas@...gle.com,
yinghai@...nel.org, jiang.liu@...ux.intel.com, tony.luck@...el.com,
konrad.wilk@...cle.com, tglx@...utronix.de, bp@...en8.de,
rdunlap@...radead.org, benh@...nel.crashing.org,
linux-kernel@...r.kernel.org, hpa@...or.com
Subject: [tip:irq/urgent] genirq: Move field 'handler_data'
from irq_data into irq_common_data
Commit-ID: af7080e040d223b5e7d0a8de28f7cea24ef017c4
Gitweb: http://git.kernel.org/tip/af7080e040d223b5e7d0a8de28f7cea24ef017c4
Author: Jiang Liu <jiang.liu@...ux.intel.com>
AuthorDate: Mon, 1 Jun 2015 16:05:21 +0800
Committer: Thomas Gleixner <tglx@...utronix.de>
CommitDate: Wed, 16 Sep 2015 15:46:49 +0200
genirq: Move field 'handler_data' from irq_data into irq_common_data
Handler data (handler_data) is per-irq instead of per irqchip, so move
it into struct irq_common_data.
Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Cc: Tony Luck <tony.luck@...el.com>
Cc: Bjorn Helgaas <bhelgaas@...gle.com>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Randy Dunlap <rdunlap@...radead.org>
Cc: Yinghai Lu <yinghai@...nel.org>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Jason Cooper <jason@...edaemon.net>
Cc: Kevin Cernekee <cernekee@...il.com>
Cc: Arnd Bergmann <arnd@...db.de>
Cc: Marc Zyngier <marc.zyngier@....com>
Link: http://lkml.kernel.org/r/1433145945-789-13-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
include/linux/irq.h | 8 ++++----
include/linux/irqdesc.h | 2 +-
kernel/irq/chip.c | 4 ++--
kernel/irq/irqdesc.c | 3 ++-
4 files changed, 9 insertions(+), 8 deletions(-)
diff --git a/include/linux/irq.h b/include/linux/irq.h
index ebcc5c6..516aadb 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -130,12 +130,14 @@ struct irq_domain;
* @state_use_accessors: status information for irq chip functions.
* Use accessor functions to deal with it
* @node: node index useful for balancing
+ * @handler_data: per-IRQ data for the irq_chip methods
*/
struct irq_common_data {
unsigned int state_use_accessors;
#ifdef CONFIG_NUMA
unsigned int node;
#endif
+ void *handler_data;
};
/**
@@ -149,7 +151,6 @@ struct irq_common_data {
* between hwirq number and linux irq number.
* @parent_data: pointer to parent struct irq_data to support hierarchy
* irq_domain
- * @handler_data: per-IRQ data for the irq_chip methods
* @chip_data: platform-specific per-chip private data for the chip
* methods, to allow shared chip implementations
* @msi_desc: MSI descriptor
@@ -165,7 +166,6 @@ struct irq_data {
#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY
struct irq_data *parent_data;
#endif
- void *handler_data;
void *chip_data;
struct msi_desc *msi_desc;
cpumask_var_t affinity;
@@ -641,12 +641,12 @@ static inline void *irq_data_get_irq_chip_data(struct irq_data *d)
static inline void *irq_get_handler_data(unsigned int irq)
{
struct irq_data *d = irq_get_irq_data(irq);
- return d ? d->handler_data : NULL;
+ return d ? d->common->handler_data : NULL;
}
static inline void *irq_data_get_irq_handler_data(struct irq_data *d)
{
- return d->handler_data;
+ return d->common->handler_data;
}
static inline struct msi_desc *irq_get_msi_desc(unsigned int irq)
diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index 1fc5304..c7b3e1c 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -123,7 +123,7 @@ static inline void *irq_desc_get_chip_data(struct irq_desc *desc)
static inline void *irq_desc_get_handler_data(struct irq_desc *desc)
{
- return desc->irq_data.handler_data;
+ return desc->irq_common_data.handler_data;
}
static inline struct msi_desc *irq_desc_get_msi_desc(struct irq_desc *desc)
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 6e40a95..a48e00e 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -83,7 +83,7 @@ int irq_set_handler_data(unsigned int irq, void *data)
if (!desc)
return -EINVAL;
- desc->irq_data.handler_data = data;
+ desc->irq_common_data.handler_data = data;
irq_put_desc_unlock(desc, flags);
return 0;
}
@@ -796,7 +796,7 @@ irq_set_chained_handler_and_data(unsigned int irq, irq_flow_handler_t handle,
return;
__irq_do_set_handler(desc, handle, 1, NULL);
- desc->irq_data.handler_data = data;
+ desc->irq_common_data.handler_data = data;
irq_put_desc_busunlock(desc, flags);
}
diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 7f3e9fa..594b3e3 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -72,11 +72,12 @@ static void desc_set_defaults(unsigned int irq, struct irq_desc *desc, int node,
{
int cpu;
+ desc->irq_common_data.handler_data = NULL;
+
desc->irq_data.common = &desc->irq_common_data;
desc->irq_data.irq = irq;
desc->irq_data.chip = &no_irq_chip;
desc->irq_data.chip_data = NULL;
- desc->irq_data.handler_data = NULL;
desc->irq_data.msi_desc = NULL;
irq_settings_clr_and_set(desc, ~0, _IRQ_DEFAULT_INIT_FLAGS);
irqd_set(&desc->irq_data, IRQD_IRQ_DISABLED);
--
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