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authorShivaprasad G Bhat <sbhat@linux.ibm.com>2020-02-09 22:56:02 -0600
committerDavid Gibson <david@gibson.dropbear.id.au>2020-02-21 09:15:03 +1100
commit3f350f6bb36233be50fc2bc18dc78b6a948a5dbe (patch)
tree2307a1b3b0fb3ba7687ed10d3dfe94b8ae691b14 /util
parenta78492681995ad4b46a2b6e30bb36935dff5ffb1 (diff)
downloadqemu-3f350f6bb36233be50fc2bc18dc78b6a948a5dbe.zip
mem: move nvdimm_device_list to utilities
nvdimm_device_list is required for parsing the list for devices in subsequent patches. Move it to common utility area. Signed-off-by: Shivaprasad G Bhat <sbhat@linux.ibm.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Message-Id: <158131055857.2897.15658377276504711773.stgit@lep8c.aus.stglabs.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'util')
-rw-r--r--util/Makefile.objs1
-rw-r--r--util/nvdimm-utils.c29
2 files changed, 30 insertions, 0 deletions
diff --git a/util/Makefile.objs b/util/Makefile.objs
index 11262aafaf..6b38b67cf1 100644
--- a/util/Makefile.objs
+++ b/util/Makefile.objs
@@ -20,6 +20,7 @@ util-obj-y += envlist.o path.o module.o
util-obj-y += host-utils.o
util-obj-y += bitmap.o bitops.o hbitmap.o
util-obj-y += fifo8.o
+util-obj-y += nvdimm-utils.o
util-obj-y += cacheinfo.o
util-obj-y += error.o qemu-error.o
util-obj-y += qemu-print.o
diff --git a/util/nvdimm-utils.c b/util/nvdimm-utils.c
new file mode 100644
index 0000000000..5cc768ca47
--- /dev/null
+++ b/util/nvdimm-utils.c
@@ -0,0 +1,29 @@
+#include "qemu/nvdimm-utils.h"
+#include "hw/mem/nvdimm.h"
+
+static int nvdimm_device_list(Object *obj, void *opaque)
+{
+ GSList **list = opaque;
+
+ if (object_dynamic_cast(obj, TYPE_NVDIMM)) {
+ *list = g_slist_append(*list, DEVICE(obj));
+ }
+
+ object_child_foreach(obj, nvdimm_device_list, opaque);
+ return 0;
+}
+
+/*
+ * inquire NVDIMM devices and link them into the list which is
+ * returned to the caller.
+ *
+ * Note: it is the caller's responsibility to free the list to avoid
+ * memory leak.
+ */
+GSList *nvdimm_get_device_list(void)
+{
+ GSList *list = NULL;
+
+ object_child_foreach(qdev_get_machine(), nvdimm_device_list, &list);
+ return list;
+}