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authorRobert Richter <robert.richter@amd.com>2009-06-10 21:47:10 +0200
committerRobert Richter <robert.richter@amd.com>2009-06-10 21:47:10 +0200
commit0886751c5d8b19fcee2e65d34ae21c9111e652a9 (patch)
tree015e8c2b3d44d46e9e8fccd016340c51bc876d3b /lib
parent7e4e0bd50e80df2fe5501f48f872448376cdd997 (diff)
parent07a2039b8eb0af4ff464efd3dfd95de5c02648c6 (diff)
downloadop-kernel-dev-0886751c5d8b19fcee2e65d34ae21c9111e652a9.zip
op-kernel-dev-0886751c5d8b19fcee2e65d34ae21c9111e652a9.tar.gz
Merge commit 'v2.6.30' into oprofile/master
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig.debug1
-rw-r--r--lib/cpumask.c12
-rw-r--r--lib/dma-debug.c53
3 files changed, 13 insertions, 53 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 812c282..6cdcf38 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -891,7 +891,6 @@ config DYNAMIC_DEBUG
default n
depends on PRINTK
depends on DEBUG_FS
- select PRINTK_DEBUG
help
Compiles debug level messages into the kernel, which would not
diff --git a/lib/cpumask.c b/lib/cpumask.c
index 1f71b97..eb23aaa 100644
--- a/lib/cpumask.c
+++ b/lib/cpumask.c
@@ -119,6 +119,12 @@ bool alloc_cpumask_var_node(cpumask_var_t *mask, gfp_t flags, int node)
}
EXPORT_SYMBOL(alloc_cpumask_var_node);
+bool zalloc_cpumask_var_node(cpumask_var_t *mask, gfp_t flags, int node)
+{
+ return alloc_cpumask_var_node(mask, flags | __GFP_ZERO, node);
+}
+EXPORT_SYMBOL(zalloc_cpumask_var_node);
+
/**
* alloc_cpumask_var - allocate a struct cpumask
* @mask: pointer to cpumask_var_t where the cpumask is returned
@@ -135,6 +141,12 @@ bool alloc_cpumask_var(cpumask_var_t *mask, gfp_t flags)
}
EXPORT_SYMBOL(alloc_cpumask_var);
+bool zalloc_cpumask_var(cpumask_var_t *mask, gfp_t flags)
+{
+ return alloc_cpumask_var(mask, flags | __GFP_ZERO);
+}
+EXPORT_SYMBOL(zalloc_cpumask_var);
+
/**
* alloc_bootmem_cpumask_var - allocate a struct cpumask from the bootmem arena.
* @mask: pointer to cpumask_var_t where the cpumask is returned
diff --git a/lib/dma-debug.c b/lib/dma-debug.c
index d3da7ed..69da09a 100644
--- a/lib/dma-debug.c
+++ b/lib/dma-debug.c
@@ -400,60 +400,9 @@ out_err:
return -ENOMEM;
}
-static int device_dma_allocations(struct device *dev)
-{
- struct dma_debug_entry *entry;
- unsigned long flags;
- int count = 0, i;
-
- for (i = 0; i < HASH_SIZE; ++i) {
- spin_lock_irqsave(&dma_entry_hash[i].lock, flags);
- list_for_each_entry(entry, &dma_entry_hash[i].list, list) {
- if (entry->dev == dev)
- count += 1;
- }
- spin_unlock_irqrestore(&dma_entry_hash[i].lock, flags);
- }
-
- return count;
-}
-
-static int dma_debug_device_change(struct notifier_block *nb,
- unsigned long action, void *data)
-{
- struct device *dev = data;
- int count;
-
-
- switch (action) {
- case BUS_NOTIFY_UNBIND_DRIVER:
- count = device_dma_allocations(dev);
- if (count == 0)
- break;
- err_printk(dev, NULL, "DMA-API: device driver has pending "
- "DMA allocations while released from device "
- "[count=%d]\n", count);
- break;
- default:
- break;
- }
-
- return 0;
-}
-
void dma_debug_add_bus(struct bus_type *bus)
{
- struct notifier_block *nb;
-
- nb = kzalloc(sizeof(struct notifier_block), GFP_KERNEL);
- if (nb == NULL) {
- printk(KERN_ERR "dma_debug_add_bus: out of memory\n");
- return;
- }
-
- nb->notifier_call = dma_debug_device_change;
-
- bus_register_notifier(bus, nb);
+ /* FIXME: register notifier */
}
/*
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