AMD IOMMU: allow IO page faults from devices

There is a bit in the device entry to suppress all IO page faults
generated by a device. This bit was set until now because there was no
event logging. Now that there is event logging this patch allows IO page
faults from devices to see them in the kernel log.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index 1974b73fece6413c4b587a547cb351632321ebaa..8c137598555737807a9bd1d1dd514b62a45ae01d 100644 (file)
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -950,7 +950,6 @@ static void init_device_table(void)
        for (devid = 0; devid <= amd_iommu_last_bdf; ++devid) {
                set_dev_entry_bit(devid, DEV_ENTRY_VALID);
                set_dev_entry_bit(devid, DEV_ENTRY_TRANSLATION);
-               set_dev_entry_bit(devid, DEV_ENTRY_NO_PAGE_FAULT);
        }
 }