The patch titled
Subject: mm-calculate-deferred-pages-after-skipping-mirrored-memory-v2
has been added to the -mm tree. Its filename is
mm-calculate-deferred-pages-after-skipping-mirrored-memory-v2.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-calculate-deferred-pages-after-skipping-mirrored-memory-v2.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-calculate-deferred-pages-after-skipping-mirrored-memory-v2.patch
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------------------------------------------------------
From: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx>
Subject: mm-calculate-deferred-pages-after-skipping-mirrored-memory-v2
v2: add comment about defer_init's lack of locking
Link: http://lkml.kernel.org/r/20180726193509.3326-3-pasha.tatashin@xxxxxxxxxx
Signed-off-by: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_alloc.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/mm/page_alloc.c~mm-calculate-deferred-pages-after-skipping-mirrored-memory-v2
+++ a/mm/page_alloc.c
@@ -313,6 +313,10 @@ static inline bool defer_init(int nid, u
{
static unsigned long prev_end_pfn, nr_initialised;
+ /*
+ * prev_end_pfn static that contains the end of previous zone
+ * No need to protect because called very early in boot before smp_init.
+ */
if (prev_end_pfn != end_pfn) {
prev_end_pfn = end_pfn;
nr_initialised = 0;
_
Patches currently in -mm which might be from pasha.tatashin@xxxxxxxxxx are
mm-skip-invalid-pages-block-at-a-time-in-zero_resv_unresv.patch
mm-sparse-abstract-sparse-buffer-allocations.patch
mm-sparse-use-the-new-sparse-buffer-functions-in-non-vmemmap.patch
mm-sparse-move-buffer-init-fini-to-the-common-place.patch
mm-sparse-add-new-sparse_init_nid-and-sparse_init.patch
mm-sparse-delete-old-sprase_init-and-enable-new-one.patch
mm-sparse-delete-old-sparse_init-and-enable-new-one-v6.patch
mm-make-memmap_init-a-proper-function.patch
mm-calculate-deferred-pages-after-skipping-mirrored-memory.patch
mm-calculate-deferred-pages-after-skipping-mirrored-memory-v2.patch
mm-move-mirrored-memory-specific-code-outside-of-memmap_init_zone.patch
mm-move-mirrored-memory-specific-code-outside-of-memmap_init_zone-v2.patch
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