Prev: vmscan: synchrounous lumpy reclaim use lock_page() instead trylock_page()
Next: The horror is over, but I deleted and forgot some lines - please help
From: Kumar Gala on 5 Aug 2010 11:20
We have a long standing issues with platform devices not have a valid
dma_mask pointer. This hasn't been an issue to date as no platform
device has tried to set its dma_mask value to a non-default value.

Signed-off-by: Kumar Gala <galak(a)kernel.crashing.org>
---
arch/powerpc/include/asm/platform_device.h | 16 +++++++++++++++-
1 files changed, 15 insertions(+), 1 deletions(-)

diff --git a/arch/powerpc/include/asm/platform_device.h b/arch/powerpc/include/asm/platform_device.h
index 01452c3..a379500 100644
--- a/arch/powerpc/include/asm/platform_device.h
+++ b/arch/powerpc/include/asm/platform_device.h
@@ -1 +1,15 @@
-#include <asm-generic/platform_device.h>
+#ifndef __ASM_PLATFORM_DEVICE_H_
+#define __ASM_PLATFORM_DEVICE_H_
+
+#include <linux/platform_device.h>
+
+#define ARCH_HAS_PDEV_ARCHDATA_SETUP
+
+static inline void arch_setup_pdev_archdata(struct platform_device *pdev)
+{
+ pdev->dev.dma_mask = &pdev->archdata.dma_mask;
+
+ return;
+}
+
+#endif /* __ASM_GENERIC_PLATFORM_DEVICE_H_ */
--
1.6.0.6

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo(a)vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
 | 
Pages: 1
Prev: vmscan: synchrounous lumpy reclaim use lock_page() instead trylock_page()
Next: The horror is over, but I deleted and forgot some lines - please help