dma: do not depend on kvm_enabled()

Memory barriers are needed also by Xen and, when the ioeventfd
bugs are fixed, by TCG as well.

sysemu/kvm.h is not anymore needed in sysemu/dma.h, move it to
the actual users.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2014-09-17 12:21:29 +02:00
parent da16384560
commit 77ac58ddc6
8 changed files with 8 additions and 5 deletions

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@ -29,6 +29,7 @@
#include "qapi/error.h" #include "qapi/error.h"
#include "hw/sysbus.h" #include "hw/sysbus.h"
#include "hw/pci/msi.h" #include "hw/pci/msi.h"
#include "sysemu/kvm.h"
#define TYPE_ARM_GICV2M "arm-gicv2m" #define TYPE_ARM_GICV2M "arm-gicv2m"
#define ARM_GICV2M(obj) OBJECT_CHECK(ARMGICv2mState, (obj), TYPE_ARM_GICV2M) #define ARM_GICV2M(obj) OBJECT_CHECK(ARMGICv2mState, (obj), TYPE_ARM_GICV2M)

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@ -31,7 +31,7 @@
#include "cpu.h" #include "cpu.h"
#include "hw/hw.h" #include "hw/hw.h"
#include "trace.h" #include "trace.h"
#include "linux/kvm.h" #include "sysemu/kvm.h"
#include "hw/ppc/spapr.h" #include "hw/ppc/spapr.h"
#include "hw/ppc/xics.h" #include "hw/ppc/xics.h"
#include "kvm_ppc.h" #include "kvm_ppc.h"

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@ -21,6 +21,7 @@
#include "hw/hw.h" #include "hw/hw.h"
#include "hw/pci/pci.h" #include "hw/pci/pci.h"
#include "qemu/event_notifier.h" #include "qemu/event_notifier.h"
#include "sysemu/kvm.h"
typedef struct PCITestDevHdr { typedef struct PCITestDevHdr {
uint8_t test; uint8_t test;

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@ -14,6 +14,7 @@
#include "e500.h" #include "e500.h"
#include "hw/boards.h" #include "hw/boards.h"
#include "sysemu/device_tree.h" #include "sysemu/device_tree.h"
#include "sysemu/kvm.h"
#include "hw/pci/pci.h" #include "hw/pci/pci.h"
#include "hw/ppc/openpic.h" #include "hw/ppc/openpic.h"
#include "kvm_ppc.h" #include "kvm_ppc.h"

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@ -7,6 +7,7 @@
#include "mmu-hash64.h" #include "mmu-hash64.h"
#include "cpu-models.h" #include "cpu-models.h"
#include "trace.h" #include "trace.h"
#include "sysemu/kvm.h"
#include "kvm_ppc.h" #include "kvm_ppc.h"
struct SPRSyncState { struct SPRSyncState {

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@ -44,6 +44,7 @@
#include "hw/pci/pci_bus.h" #include "hw/pci/pci_bus.h"
#include "hw/ppc/spapr_drc.h" #include "hw/ppc/spapr_drc.h"
#include "sysemu/device_tree.h" #include "sysemu/device_tree.h"
#include "sysemu/kvm.h"
#include "hw/vfio/vfio.h" #include "hw/vfio/vfio.h"

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@ -31,6 +31,7 @@
#include "hw/qdev.h" #include "hw/qdev.h"
#include "sysemu/device_tree.h" #include "sysemu/device_tree.h"
#include "sysemu/cpus.h" #include "sysemu/cpus.h"
#include "sysemu/kvm.h"
#include "hw/ppc/spapr.h" #include "hw/ppc/spapr.h"
#include "hw/ppc/spapr_vio.h" #include "hw/ppc/spapr_vio.h"

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@ -15,7 +15,6 @@
#include "hw/hw.h" #include "hw/hw.h"
#include "block/block.h" #include "block/block.h"
#include "block/accounting.h" #include "block/accounting.h"
#include "sysemu/kvm.h"
typedef struct ScatterGatherEntry ScatterGatherEntry; typedef struct ScatterGatherEntry ScatterGatherEntry;
@ -67,9 +66,7 @@ static inline void dma_barrier(AddressSpace *as, DMADirection dir)
* use lighter barriers based on the direction of the * use lighter barriers based on the direction of the
* transfer, the DMA context, etc... * transfer, the DMA context, etc...
*/ */
if (kvm_enabled()) {
smp_mb(); smp_mb();
}
} }
/* Checks that the given range of addresses is valid for DMA. This is /* Checks that the given range of addresses is valid for DMA. This is