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ixp4xx: add Mikael Petterssons patch works for 2.6.33 & 2.6.35

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21879 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
acoul
2010-06-22 14:10:55 +00:00
parent 784f7308a0
commit 64b6ac3b3d
7 changed files with 134 additions and 19 deletions
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12
target/linux/ixp4xx/patches-2.6.35/601-arm-dma_free_coherent.patch Normal file
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@@ -0,0 +1,12 @@
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -381,7 +381,8 @@ EXPORT_SYMBOL(dma_mmap_writecombine);
*/
void dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, dma_addr_t handle)
{
- WARN_ON(irqs_disabled());
+ if (irqs_disabled()) /* don't want stack dumps for these! */
+ printk("WARNING: at %s:%d %s()\n", __FILE__, __LINE__, __FUNCTION__);
if (dma_release_from_coherent(dev, get_order(size), cpu_addr))
return;