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| author | Junyan He <junyan.he@intel.com> | 2018-07-18 15:48:03 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2018-08-10 13:29:39 +0300 |
| commit | 56eb90af39abf66c0e80588a9f50c31e7df7320b (patch) | |
| tree | 0baa47b9b9a0b73e25c32fb27aadced6999b21ca /include | |
| parent | 469dd51bc664979f159d47885997d482991394b8 (diff) | |
| download | qemu-56eb90af39abf66c0e80588a9f50c31e7df7320b.zip qemu-56eb90af39abf66c0e80588a9f50c31e7df7320b.tar.gz qemu-56eb90af39abf66c0e80588a9f50c31e7df7320b.tar.bz2 | |
migration/ram: ensure write persistence on loading all data to PMEM.
Because we need to make sure the pmem kind memory data is synced
after migration, we choose to call pmem_persist() when the migration
finish. This will make sure the data of pmem is safe and will not
lose if power is off.
Signed-off-by: Junyan He <junyan.he@intel.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/qemu/pmem.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/qemu/pmem.h b/include/qemu/pmem.h index ebdb070..dfb6d0d 100644 --- a/include/qemu/pmem.h +++ b/include/qemu/pmem.h @@ -25,6 +25,12 @@ pmem_memcpy_persist(void *pmemdest, const void *src, size_t len) return NULL; } +static inline void +pmem_persist(const void *addr, size_t len) +{ + g_assert_not_reached(); +} + #endif /* CONFIG_LIBPMEM */ #endif /* !QEMU_PMEM_H */ |