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Index: linux-2.6.23.14/arch/arm/common/dmabounce.c
===================================================================
--- linux-2.6.23.14.orig/arch/arm/common/dmabounce.c 2008-01-24 22:03:28.475500801 +0100
+++ linux-2.6.23.14/arch/arm/common/dmabounce.c 2008-01-24 22:17:36.415822168 +0100
@@ -116,6 +116,10 @@
} else if (size <= device_info->large.size) {
pool = &device_info->large;
} else {
+#ifdef CONFIG_DMABOUNCE_DEBUG
+ printk(KERN_INFO "A dma bounce buffer outside the pool size was requested. Requested size was 0x%08X\nThe calling code was :\n", size);
+ dump_stack();
+#endif
pool = NULL;
}
Index: linux-2.6.23.14/arch/arm/mach-ixp4xx/Kconfig
===================================================================
--- linux-2.6.23.14.orig/arch/arm/mach-ixp4xx/Kconfig 2008-01-24 22:10:29.331484012 +0100
+++ linux-2.6.23.14/arch/arm/mach-ixp4xx/Kconfig 2008-01-24 22:11:42.891675973 +0100
@@ -220,6 +220,11 @@
default y
depends on PCI
+config DMABOUNCE_DEBUG
+ bool "Enable DMABounce debuging"
+ default n
+ depends DMABOUNCE
+
config IXP4XX_INDIRECT_PCI
bool "Use indirect PCI memory access"
depends on PCI
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