The patch titled
Subject: mm: hugetlb: add description for alloc_gigantic_page()
has been added to the -mm tree. Its filename is
mm-hugetlb-add-description-for-alloc_gigantic_page.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-hugetlb-add-description-for-alloc_gigantic_page.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-hugetlb-add-description-for-alloc_gigantic_page.patch
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------------------------------------------------------
From: Huang Shijie <shijie.huang@xxxxxxx>
Subject: mm: hugetlb: add description for alloc_gigantic_page()
This patch adds the description for function alloc_gigantic_page().
Link: http://lkml.kernel.org/r/1480487431-26181-1-git-send-email-shijie.huang@xxxxxxx
Signed-off-by: Huang Shijie <shijie.huang@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/hugetlb.c | 6 ++++++
1 file changed, 6 insertions(+)
diff -puN mm/hugetlb.c~mm-hugetlb-add-description-for-alloc_gigantic_page mm/hugetlb.c
--- a/mm/hugetlb.c~mm-hugetlb-add-description-for-alloc_gigantic_page
+++ a/mm/hugetlb.c
@@ -1089,6 +1089,12 @@ static bool zone_spans_last_pfn(const st
return zone_spans_pfn(zone, last_pfn);
}
+/*
+ * Allocate a gigantic page from @nid node.
+ *
+ * Scan the zones of @nid node, and try to allocate a number of contiguous
+ * pages (1 << order).
+ */
static struct page *alloc_gigantic_page(int nid, unsigned int order)
{
unsigned long nr_pages = 1 << order;
_
Patches currently in -mm which might be from shijie.huang@xxxxxxx are
mm-hugetlb-rename-some-allocation-functions.patch
mm-hugetlb-add-a-new-parameter-for-some-functions.patch
mm-hugetlb-change-the-return-type-for-alloc_fresh_gigantic_page.patch
mm-mempolicy-intruduce-a-helper-huge_nodemask.patch
mm-mempolicy-intruduce-a-helper-huge_nodemask-v2.patch
mm-hugetlb-add-a-new-function-to-allocate-a-new-gigantic-page.patch
mm-hugetlb-add-a-new-function-to-allocate-a-new-gigantic-page-v2.patch
mm-hugetlb-support-gigantic-surplus-pages.patch
mm-hugetlb-add-description-for-alloc_gigantic_page.patch
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