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[Qemu-devel] [PULL 08/17] nvdimm: set non-volatile on the memory region
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PULL 08/17] nvdimm: set non-volatile on the memory region |
Date: |
Tue, 6 Nov 2018 22:37:54 +0100 |
From: Marc-André Lureau <address@hidden>
qemu-system-x86_64 -machine pc,nvdimm -m 2G,slots=4,maxmem=16G -enable-kvm
-monitor stdio -object
memory-backend-file,id=mem1,share=on,mem-path=/tmp/foo,size=1G -device
nvdimm,id=nvdimm1,memdev=mem1
HMP info mtree command reflects the flag with "nv-" prefix on memory type:
(qemu) info mtree
0000000100000000-000000013fffffff (prio 0, nv-i/o): alias nvdimm-memory
@/objects/mem1 0000000000000000-000000003fffffff
(qemu) info mtree -f
0000000100000000-000000013fffffff (prio 0, nv-ram): /objects/mem1
Signed-off-by: Marc-André Lureau <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
hw/mem/nvdimm.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/hw/mem/nvdimm.c b/hw/mem/nvdimm.c
index 49324f3..bf2adf5 100644
--- a/hw/mem/nvdimm.c
+++ b/hw/mem/nvdimm.c
@@ -116,6 +116,7 @@ static void nvdimm_prepare_memory_region(NVDIMMDevice
*nvdimm, Error **errp)
nvdimm->nvdimm_mr = g_new(MemoryRegion, 1);
memory_region_init_alias(nvdimm->nvdimm_mr, OBJECT(dimm),
"nvdimm-memory", mr, 0, pmem_size);
+ memory_region_set_nonvolatile(nvdimm->nvdimm_mr, true);
nvdimm->nvdimm_mr->align = align;
}
--
1.8.3.1
- [Qemu-devel] [PULL 05/17] MAINTAINERS: remove or downgrade myself to reviewer from some subsystems, (continued)
- [Qemu-devel] [PULL 05/17] MAINTAINERS: remove or downgrade myself to reviewer from some subsystems, Paolo Bonzini, 2018/11/06
- [Qemu-devel] [PULL 17/17] util/qemu-thread-posix: Fix qemu_thread_atexit* for OSX, Paolo Bonzini, 2018/11/06
- [Qemu-devel] [PULL 02/17] x86: hv_evmcs CPU flag support, Paolo Bonzini, 2018/11/06
- [Qemu-devel] [PULL 12/17] scsi-generic: keep VPD page list sorted, Paolo Bonzini, 2018/11/06
- [Qemu-devel] [PULL 11/17] lsi53c895a: check message length value is valid, Paolo Bonzini, 2018/11/06
- [Qemu-devel] [PULL 15/17] scsi-generic: do not do VPD emulation for sense other than ILLEGAL_REQUEST, Paolo Bonzini, 2018/11/06
- [Qemu-devel] [PULL 04/17] ivshmem: fix memory backend leak, Paolo Bonzini, 2018/11/06
- [Qemu-devel] [PULL 10/17] scripts/dump-guest-memory: Synchronize with guest_phys_blocks_region_add, Paolo Bonzini, 2018/11/06
- [Qemu-devel] [PULL 09/17] memory-mapping: skip non-volatile memory regions in GuestPhysBlockList, Paolo Bonzini, 2018/11/06
- [Qemu-devel] [PULL 06/17] target/i386: Clear RF on SYSCALL instruction, Paolo Bonzini, 2018/11/06
- [Qemu-devel] [PULL 08/17] nvdimm: set non-volatile on the memory region,
Paolo Bonzini <=
- [Qemu-devel] [PULL 07/17] memory: learn about non-volatile memory region, Paolo Bonzini, 2018/11/06
- Re: [Qemu-devel] [PULL 00/17] Misc patches for QEMU 3.1 hard freeze (?), Peter Maydell, 2018/11/06
- Re: [Qemu-devel] [PULL 00/17] Misc patches for QEMU 3.1 hard freeze (?), Peter Maydell, 2018/11/08