diff options
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/amd_iommu.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 4a54366d422..5265dd17eb5 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -481,13 +481,14 @@ void amd_iommu_flush_all_domains(void) } } -void amd_iommu_flush_all_devices(void) +static void flush_devices_by_domain(struct protection_domain *domain) { struct amd_iommu *iommu; int i; for (i = 0; i <= amd_iommu_last_bdf; ++i) { - if (amd_iommu_pd_table[i] == NULL) + if ((domain == NULL && amd_iommu_pd_table[i] == NULL) || + (amd_iommu_pd_table[i] != domain)) continue; iommu = amd_iommu_rlookup_table[i]; @@ -499,6 +500,11 @@ void amd_iommu_flush_all_devices(void) } } +void amd_iommu_flush_all_devices(void) +{ + flush_devices_by_domain(NULL); +} + /**************************************************************************** * * The functions below are used the create the page table mappings for |