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-rw-r--r--backends/hostmem-file.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/backends/hostmem-file.c b/backends/hostmem-file.c
index 2476dcb435..639c8d4307 100644
--- a/backends/hostmem-file.c
+++ b/backends/hostmem-file.c
@@ -51,7 +51,7 @@ file_backend_memory_alloc(HostMemoryBackend *backend, Error **errp)
error_setg(errp, "mem-path property not set");
return;
}
-#ifndef CONFIG_LINUX
+#ifndef CONFIG_POSIX
error_setg(errp, "-mem-path not supported on this host");
#else
if (!host_memory_backend_mr_inited(backend)) {
@@ -145,20 +145,26 @@ static void file_memory_backend_set_pmem(Object *o, bool value, Error **errp)
HostMemoryBackendFile *fb = MEMORY_BACKEND_FILE(o);
if (host_memory_backend_mr_inited(backend)) {
+ char *path = object_get_canonical_path_component(o);
+
error_setg(errp, "cannot change property 'pmem' of %s '%s'",
object_get_typename(o),
- object_get_canonical_path_component(o));
+ path);
+ g_free(path);
return;
}
#ifndef CONFIG_LIBPMEM
if (value) {
Error *local_err = NULL;
+ char *path = object_get_canonical_path_component(o);
+
error_setg(&local_err,
"Lack of libpmem support while setting the 'pmem=on'"
" of %s '%s'. We can't ensure data persistence.",
object_get_typename(o),
- object_get_canonical_path_component(o));
+ path);
+ g_free(path);
error_propagate(errp, local_err);
return;
}