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Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.36/601-arm-dma_free_coherent.patch')
-rw-r--r--target/linux/ixp4xx/patches-2.6.36/601-arm-dma_free_coherent.patch12
1 files changed, 12 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.36/601-arm-dma_free_coherent.patch b/target/linux/ixp4xx/patches-2.6.36/601-arm-dma_free_coherent.patch
new file mode 100644
index 0000000..e26adbf
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.36/601-arm-dma_free_coherent.patch
@@ -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;