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Diffstat (limited to 'qemu-options.hx')
| -rw-r--r-- | qemu-options.hx | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/qemu-options.hx b/qemu-options.hx index b1bf0f4..9b920f2 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -4070,6 +4070,13 @@ requires an alignment different than the default one used by QEMU, eg the device DAX /dev/dax0.0 requires 2M alignment rather than 4K. In such cases, users can specify the required alignment via this option. +The @option{pmem} option specifies whether the backing file specified +by @option{mem-path} is in host persistent memory that can be accessed +using the SNIA NVM programming model (e.g. Intel NVDIMM). +If @option{pmem} is set to 'on', QEMU will take necessary operations to +guarantee the persistence of its own writes to @option{mem-path} +(e.g. in vNVDIMM label emulation and live migration). + @item -object memory-backend-ram,id=@var{id},merge=@var{on|off},dump=@var{on|off},share=@var{on|off},prealloc=@var{on|off},size=@var{size},host-nodes=@var{host-nodes},policy=@var{default|preferred|bind|interleave} Creates a memory backend object, which can be used to back the guest RAM. |