Thread (26 messages) 26 messages, 6 authors, 2018-08-31

Re: [PATCH v1 1/5] mm/memory_hotplug: drop intermediate __offline_pages

From: Pasha Tatashin <hidden>
Date: 2018-08-30 20:21:54
Also in: lkml


On 8/30/18 4:17 PM, Pasha Tatashin wrote:
I guess the wrap was done because of __ref, but no reason to have this
wrap. So looks good to me.

Reviewed-by: Pavel Tatashin <redacted>>
On 8/16/18 6:06 AM, David Hildenbrand wrote:
quoted
Let's avoid this indirection and just call the function offline_pages().

Signed-off-by: David Hildenbrand <redacted>
---
 mm/memory_hotplug.c | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 6a2726920ed2..090cf474de87 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1589,10 +1589,10 @@ static void node_states_clear_node(int node, struct memory_notify *arg)
 		node_clear_state(node, N_MEMORY);
 }
 
-static int __ref __offline_pages(unsigned long start_pfn,
-		  unsigned long end_pfn)
+/* Must be protected by mem_hotplug_begin() or a device_lock */
+int offline_pages(unsigned long start_pfn, unsigned long nr_pages)
      ^^^
I meant to say keep the __ref, otherwise looks good.

Thank you,
Pavel
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