On 2024/7/5 19:01, CLEMENT MATHIEU--DRIF wrote:
From: Clément Mathieu--Drif <clement.mathieu--d...@eviden.com>

The constant must be unsigned, otherwise the two's complement
overrides the other fields when a PASID is present.

Fixes: 1b2b12376c8a ("intel-iommu: PASID support")


The extra line behind the "Fixes tag" is not needed.

Signed-off-by: Clément Mathieu--Drif <clement.mathieu--d...@eviden.com>
Reviewed-by: Yi Liu <yi.l....@intel.com>
Reviewed-by: Zhenzhong Duan <zhenzhong.d...@intel.com>
---
  hw/i386/intel_iommu_internal.h | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/i386/intel_iommu_internal.h b/hw/i386/intel_iommu_internal.h
index f8cf99bddf..cbc4030031 100644
--- a/hw/i386/intel_iommu_internal.h
+++ b/hw/i386/intel_iommu_internal.h
@@ -267,7 +267,7 @@
  /* For the low 64-bit of 128-bit */
  #define VTD_FRCD_FI(val)        ((val) & ~0xfffULL)
  #define VTD_FRCD_PV(val)        (((val) & 0xffffULL) << 40)
-#define VTD_FRCD_PP(val)        (((val) & 0x1) << 31)
+#define VTD_FRCD_PP(val)        (((val) & 0x1ULL) << 31)
  #define VTD_FRCD_IR_IDX(val)    (((val) & 0xffffULL) << 48)
/* DMA Remapping Fault Conditions */

It might be fine to squash patch 02 of this series into this one. @Jason?

--
Regards,
Yi Liu

Reply via email to