The patch titled
Subject: mm, devm_memremap_pages: hold device_hotplug lock over mem_hotplug_{begin, done}
has been removed from the -mm tree. Its filename was
mm-devm_memremap_pages-hold-device_hotplug-lock-over-mem_hotplug_begin-done-v2.patch
This patch was dropped because it was folded into mm-devm_memremap_pages-hold-device_hotplug-lock-over-mem_hotplug_begin-done.patch
------------------------------------------------------
From: Dan Williams <dan.j.williams@xxxxxxxxx>
Subject: mm, devm_memremap_pages: hold device_hotplug lock over mem_hotplug_{begin, done}
Link: http://lkml.kernel.org/r/148728203365.38457.17804568297887708345.stgit@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/memremap.c | 1 +
1 file changed, 1 insertion(+)
diff -puN kernel/memremap.c~mm-devm_memremap_pages-hold-device_hotplug-lock-over-mem_hotplug_begin-done-v2 kernel/memremap.c
--- a/kernel/memremap.c~mm-devm_memremap_pages-hold-device_hotplug-lock-over-mem_hotplug_begin-done-v2
+++ a/kernel/memremap.c
@@ -246,6 +246,7 @@ static void devm_memremap_pages_release(
/* pages are dead and unused, undo the arch mapping */
align_start = res->start & ~(SECTION_SIZE - 1);
align_size = ALIGN(resource_size(res), SECTION_SIZE);
+
lock_device_hotplug();
mem_hotplug_begin();
arch_remove_memory(align_start, align_size);
_
Patches currently in -mm which might be from dan.j.williams@xxxxxxxxx are
mm-devm_memremap_pages-hold-device_hotplug-lock-over-mem_hotplug_begin-done.patch
mm-validate-device_hotplug-is-held-for-memory-hotplug.patch
mm-fix-get_user_pages-vs-device-dax-pud-mappings.patch
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