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-rw-r--r--drivers/dax/bus.c2
-rw-r--r--drivers/dax/kmem.c4
-rw-r--r--kernel/resource.c14
3 files changed, 3 insertions, 17 deletions
diff --git a/drivers/dax/bus.c b/drivers/dax/bus.c
index 012d576004e9..67a64f4c472d 100644
--- a/drivers/dax/bus.c
+++ b/drivers/dax/bus.c
@@ -441,8 +441,8 @@ static void unregister_dev_dax(void *dev)
dev_dbg(dev, "%s\n", __func__);
kill_dev_dax(dev_dax);
- free_dev_dax_ranges(dev_dax);
device_del(dev);
+ free_dev_dax_ranges(dev_dax);
put_device(dev);
}
diff --git a/drivers/dax/kmem.c b/drivers/dax/kmem.c
index 918d01d3fbaa..7b36db6f1cbd 100644
--- a/drivers/dax/kmem.c
+++ b/drivers/dax/kmem.c
@@ -146,7 +146,7 @@ static int dev_dax_kmem_probe(struct dev_dax *dev_dax)
if (rc) {
dev_warn(dev, "mapping%d: %#llx-%#llx memory add failed\n",
i, range.start, range.end);
- release_resource(res);
+ remove_resource(res);
kfree(res);
data->res[i] = NULL;
if (mapped)
@@ -195,7 +195,7 @@ static void dev_dax_kmem_remove(struct dev_dax *dev_dax)
rc = remove_memory(range.start, range_len(&range));
if (rc == 0) {
- release_resource(data->res[i]);
+ remove_resource(data->res[i]);
kfree(data->res[i]);
data->res[i] = NULL;
success++;
diff --git a/kernel/resource.c b/kernel/resource.c
index ddbbacb9fb50..b1763b2fd7ef 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -1343,20 +1343,6 @@ retry:
continue;
}
- /*
- * All memory regions added from memory-hotplug path have the
- * flag IORESOURCE_SYSTEM_RAM. If the resource does not have
- * this flag, we know that we are dealing with a resource coming
- * from HMM/devm. HMM/devm use another mechanism to add/release
- * a resource. This goes via devm_request_mem_region and
- * devm_release_mem_region.
- * HMM/devm take care to release their resources when they want,
- * so if we are dealing with them, let us just back off here.
- */
- if (!(res->flags & IORESOURCE_SYSRAM)) {
- break;
- }
-
if (!(res->flags & IORESOURCE_MEM))
break;