The patch titled
Subject: memory-hotplug-dont-bug-in-register_memory_resource-v2
has been removed from the -mm tree. Its filename was
memory-hotplug-dont-bug-in-register_memory_resource-v2.patch
This patch was dropped because it was folded into memory-hotplug-dont-bug-in-register_memory_resource.patch
------------------------------------------------------
From: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
Subject: memory-hotplug-dont-bug-in-register_memory_resource-v2
Changes since v1:
- Use ERR_PTR/PTR_ERR/IS_ERR() [David Rientjes]
Signed-off-by: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
Cc: Igor Mammedov <imammedo@xxxxxxxxxx>
Cc: Tang Chen <tangchen@xxxxxxxxxxxxxx>
Cc: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
Cc: Xishi Qiu <qiuxishi@xxxxxxxxxx>
Cc: Sheng Yong <shengyong1@xxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Zhu Guihua <zhugh.fnst@xxxxxxxxxxxxxx>
Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Cc: David Vrabel <david.vrabel@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memory_hotplug.c | 16 +++++++---------
1 file changed, 7 insertions(+), 9 deletions(-)
diff -puN mm/memory_hotplug.c~memory-hotplug-dont-bug-in-register_memory_resource-v2 mm/memory_hotplug.c
--- a/mm/memory_hotplug.c~memory-hotplug-dont-bug-in-register_memory_resource-v2
+++ a/mm/memory_hotplug.c
@@ -127,13 +127,12 @@ void mem_hotplug_done(void)
}
/* add this memory to iomem resource */
-static int register_memory_resource(u64 start, u64 size,
- struct resource **resource)
+static struct resource *register_memory_resource(u64 start, u64 size)
{
struct resource *res;
res = kzalloc(sizeof(struct resource), GFP_KERNEL);
if (!res)
- return -ENOMEM;
+ return ERR_PTR(-ENOMEM);
res->name = "System RAM";
res->start = start;
@@ -142,10 +141,9 @@ static int register_memory_resource(u64
if (request_resource(&iomem_resource, res) < 0) {
pr_debug("System RAM resource %pR cannot be added\n", res);
kfree(res);
- return -EEXIST;
+ return ERR_PTR(-EEXIST);
}
- *resource = res;
- return 0;
+ return res;
}
static void release_memory_resource(struct resource *res)
@@ -1314,9 +1312,9 @@ int __ref add_memory(int nid, u64 start,
struct resource *res;
int ret;
- ret = register_memory_resource(start, size, &res);
- if (ret)
- return ret;
+ res = register_memory_resource(start, size);
+ if (IS_ERR(res))
+ return PTR_ERR(res);
ret = add_memory_resource(nid, res);
if (ret < 0)
_
Patches currently in -mm which might be from vkuznets@xxxxxxxxxx are
memory-hotplug-dont-bug-in-register_memory_resource.patch
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