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| author | David S. Miller <davem@davemloft.net> | 2008-03-19 04:52:48 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-04-23 23:32:16 -0700 |
| commit | c1b1a5f1f1b2612b69b67381b223bce9f8ec4da5 (patch) | |
| tree | e95abb7a3dbd0ca6c341c44f2b69dd174fd03bec /arch/sparc64/kernel/of_device.c | |
| parent | 0c49a573ea93f777fd27f26b7853e7bf5a20e1a3 (diff) | |
| download | op-kernel-dev-c1b1a5f1f1b2612b69b67381b223bce9f8ec4da5.zip op-kernel-dev-c1b1a5f1f1b2612b69b67381b223bce9f8ec4da5.tar.gz | |
[SPARC64]: NUMA device infrastructure.
Record and propagate NUMA information for devices.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel/of_device.c')
| -rw-r--r-- | arch/sparc64/kernel/of_device.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c index 0fd9db9..9e58e8c 100644 --- a/arch/sparc64/kernel/of_device.c +++ b/arch/sparc64/kernel/of_device.c @@ -6,6 +6,7 @@ #include <linux/mod_devicetable.h> #include <linux/slab.h> #include <linux/errno.h> +#include <linux/irq.h> #include <linux/of_device.h> #include <linux/of_platform.h> @@ -660,6 +661,7 @@ static unsigned int __init build_one_device_irq(struct of_device *op, struct device_node *dp = op->node; struct device_node *pp, *ip; unsigned int orig_irq = irq; + int nid; if (irq == 0xffffffff) return irq; @@ -672,7 +674,7 @@ static unsigned int __init build_one_device_irq(struct of_device *op, printk("%s: direct translate %x --> %x\n", dp->full_name, orig_irq, irq); - return irq; + goto out; } /* Something more complicated. Walk up to the root, applying @@ -744,6 +746,14 @@ static unsigned int __init build_one_device_irq(struct of_device *op, printk("%s: Apply IRQ trans [%s] %x --> %x\n", op->node->full_name, ip->full_name, orig_irq, irq); +out: + nid = of_node_to_nid(dp); + if (nid != -1) { + cpumask_t numa_mask = node_to_cpumask(nid); + + irq_set_affinity(irq, numa_mask); + } + return irq; } |
