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authorJiang Liu <jiang.liu@linux.intel.com>2015-06-03 11:47:50 +0800
committerThomas Gleixner <tglx@linutronix.de>2015-09-16 15:46:49 +0200
commit9df872faa7e1619e9278bec00ceaed2236533530 (patch)
tree5bb92dc5edab31e25e1ed8c6520cad707186408a /include
parentaf7080e040d223b5e7d0a8de28f7cea24ef017c4 (diff)
downloadlinux-9df872faa7e1619e9278bec00ceaed2236533530.tar.bz2
genirq: Move field 'affinity' from irq_data into irq_common_data
Irq affinity mask is per-irq instead of per irqchip, so move it into struct irq_common_data. 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/1433303281-27688-1-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
-rw-r--r--include/linux/irq.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 516aadbfc072..75d50544a18f 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -110,8 +110,8 @@ enum {
/*
* Return value for chip->irq_set_affinity()
*
- * IRQ_SET_MASK_OK - OK, core updates irq_data.affinity
- * IRQ_SET_MASK_NOCPY - OK, chip did update irq_data.affinity
+ * IRQ_SET_MASK_OK - OK, core updates irq_common_data.affinity
+ * IRQ_SET_MASK_NOCPY - OK, chip did update irq_common_data.affinity
* IRQ_SET_MASK_OK_DONE - Same as IRQ_SET_MASK_OK for core. Special code to
* support stacked irqchips, which indicates skipping
* all descendent irqchips.
@@ -131,6 +131,7 @@ struct irq_domain;
* Use accessor functions to deal with it
* @node: node index useful for balancing
* @handler_data: per-IRQ data for the irq_chip methods
+ * @affinity: IRQ affinity on SMP
*/
struct irq_common_data {
unsigned int state_use_accessors;
@@ -138,6 +139,7 @@ struct irq_common_data {
unsigned int node;
#endif
void *handler_data;
+ cpumask_var_t affinity;
};
/**
@@ -154,7 +156,6 @@ struct irq_common_data {
* @chip_data: platform-specific per-chip private data for the chip
* methods, to allow shared chip implementations
* @msi_desc: MSI descriptor
- * @affinity: IRQ affinity on SMP
*/
struct irq_data {
u32 mask;
@@ -168,7 +169,6 @@ struct irq_data {
#endif
void *chip_data;
struct msi_desc *msi_desc;
- cpumask_var_t affinity;
};
/*
@@ -684,12 +684,12 @@ static inline struct cpumask *irq_get_affinity_mask(int irq)
{
struct irq_data *d = irq_get_irq_data(irq);
- return d ? d->affinity : NULL;
+ return d ? d->common->affinity : NULL;
}
static inline struct cpumask *irq_data_get_affinity_mask(struct irq_data *d)
{
- return d->affinity;
+ return d->common->affinity;
}
unsigned int arch_dynirq_lower_bound(unsigned int from);