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| author | Peter Xu <peterx@redhat.com> | 2017-05-19 11:19:40 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2017-05-25 21:25:27 +0300 |
| commit | bf55b7afce53718ef96f4e6616da62c0ccac37dd (patch) | |
| tree | ac502b7d8fa21ab67434cd05c9a1390c6c2ddea6 /hw/ppc/spapr_iommu.c | |
| parent | 9964e96dc9999cf7f7c936ee854a795415d19b60 (diff) | |
| download | focaccia-qemu-bf55b7afce53718ef96f4e6616da62c0ccac37dd.tar.gz focaccia-qemu-bf55b7afce53718ef96f4e6616da62c0ccac37dd.zip | |
memory: tune last param of iommu_ops.translate()
This patch converts the old "is_write" bool into IOMMUAccessFlags. The difference is that "is_write" can only express either read/write, but sometimes what we really want is "none" here (neither read nor write). Replay is an good example - during replay, we should not check any RW permission bits since thats not an actual IO at all. CC: Paolo Bonzini <pbonzini@redhat.com> CC: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Acked-by: David Gibson <david@gibson.dropbear.id.au> Acked-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Peter Xu <peterx@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'hw/ppc/spapr_iommu.c')
| -rw-r--r-- | hw/ppc/spapr_iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/ppc/spapr_iommu.c b/hw/ppc/spapr_iommu.c index 29c80bb3c8..0341bc069d 100644 --- a/hw/ppc/spapr_iommu.c +++ b/hw/ppc/spapr_iommu.c @@ -111,7 +111,7 @@ static void spapr_tce_free_table(uint64_t *table, int fd, uint32_t nb_table) /* Called from RCU critical section */ static IOMMUTLBEntry spapr_tce_translate_iommu(MemoryRegion *iommu, hwaddr addr, - bool is_write) + IOMMUAccessFlags flag) { sPAPRTCETable *tcet = container_of(iommu, sPAPRTCETable, iommu); uint64_t tce; |