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authorPhilippe Mathieu-Daudé <philmd@redhat.com>2020-05-08 08:24:55 +0200
committerStefan Hajnoczi <stefanha@redhat.com>2020-06-05 09:54:48 +0100
commitbc2a2364b8050632a3b3de07f30d88b7f0734845 (patch)
tree3cdded3839113c4aa1e424c0dacbf5784615b78e
parent9ecc996a3d39bdbf64a488936f97a9496b74ebd8 (diff)
downloadfocaccia-qemu-bc2a2364b8050632a3b3de07f30d88b7f0734845.tar.gz
focaccia-qemu-bc2a2364b8050632a3b3de07f30d88b7f0734845.zip
hw/block: Let the NVMe emulated device be target-agnostic
Now than the non-target specific memory_region_msync() function
is available, use it to make this device target-agnostic.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20200508062456.23344-4-philmd@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r--hw/block/Makefile.objs2
-rw-r--r--hw/block/nvme.c6
2 files changed, 3 insertions, 5 deletions
diff --git a/hw/block/Makefile.objs b/hw/block/Makefile.objs
index 47960b5f0d..8855c22656 100644
--- a/hw/block/Makefile.objs
+++ b/hw/block/Makefile.objs
@@ -13,6 +13,6 @@ common-obj-$(CONFIG_SH4) += tc58128.o
 
 obj-$(CONFIG_VIRTIO_BLK) += virtio-blk.o
 obj-$(CONFIG_VHOST_USER_BLK) += vhost-user-blk.o
-obj-$(CONFIG_NVME_PCI) += nvme.o
+common-obj-$(CONFIG_NVME_PCI) += nvme.o
 
 obj-y += dataplane/
diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index 2f3100e56c..a21eeca2fb 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -46,8 +46,7 @@
 #include "qapi/visitor.h"
 #include "sysemu/hostmem.h"
 #include "sysemu/block-backend.h"
-#include "exec/ram_addr.h"
-
+#include "exec/memory.h"
 #include "qemu/log.h"
 #include "qemu/module.h"
 #include "qemu/cutils.h"
@@ -1207,8 +1206,7 @@ static uint64_t nvme_mmio_read(void *opaque, hwaddr addr, unsigned size)
          */
         if (addr == 0xE08 &&
             (NVME_PMRCAP_PMRWBM(n->bar.pmrcap) & 0x02)) {
-            qemu_ram_writeback(n->pmrdev->mr.ram_block,
-                               0, n->pmrdev->size);
+            memory_region_msync(&n->pmrdev->mr, 0, n->pmrdev->size);
         }
         memcpy(&val, ptr + addr, size);
     } else {