On Wed, May 07, 2014 at 01:54:52PM +0800, Su, Friendy wrote: > > From: Su Friendy <friendy...@sony.com.cn> > > set_device_exclusion_range(u16 devid, struct ivmd_header *m) enables > exclusion range for ONE device. IOMMU does not translate the access > to the exclusion range from the device. > > The device is specified by input argument 'devid'. But 'devid' is not > passed to the actual set function set_dev_entry_bit(), instead > 'm->devid' is passed. 'm->devid' does not specify the exact device > which needs enable the exclusion range. 'm->devid' represents DeviceID > field of IVMD, which has different meaning depends on IVMD type. > > The caller init_exclusion_range() sets 'devid' for ONE device. When > m->type is equal to ACPI_IVMD_TYPE_ALL or ACPI_IVMD_TYPE_RANGE, > 'm->devid' is not equal to 'devid'. > > This patch fixes 'm->devid' to 'devid'. > > Signed-off-by: Su Friendy <friendy...@sony.com.cn> > Signed-off-by: Tamori Masahiro <masahiro.tam...@jp.sony.com>
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