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authorJagannathan Raman <jag.raman@oracle.com>2021-01-29 11:46:04 -0500
committerStefan Hajnoczi <stefanha@redhat.com>2021-02-09 20:53:56 +0000
commit44a4ff31c01082ffce08ec3b9a87a4fdf15919d5 (patch)
tree12d221ae0ba47bf3a853248b3b42bae208a07c6b /backends
parent639090d85057e7e8251e2509fa136f1a2384f131 (diff)
memory: alloc RAM from file at offset
Allow RAM MemoryRegion to be created from an offset in a file, instead of allocating at offset of 0 by default. This is needed to synchronize RAM between QEMU & remote process. Signed-off-by: Jagannathan Raman <jag.raman@oracle.com> Signed-off-by: John G Johnson <john.g.johnson@oracle.com> Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Message-id: 609996697ad8617e3b01df38accc5c208c24d74e.1611938319.git.jag.raman@oracle.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'backends')
-rw-r--r--backends/hostmem-memfd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/backends/hostmem-memfd.c b/backends/hostmem-memfd.c
index e5626d4330..69b0ae30bb 100644
--- a/backends/hostmem-memfd.c
+++ b/backends/hostmem-memfd.c
@@ -55,7 +55,7 @@ memfd_backend_memory_alloc(HostMemoryBackend *backend, Error **errp)
name = host_memory_backend_get_name(backend);
memory_region_init_ram_from_fd(&backend->mr, OBJECT(backend),
name, backend->size,
- backend->share, fd, errp);
+ backend->share, fd, 0, errp);
g_free(name);
}