The patch titled
Subject: mm/hugetlb: suppress wrong warning info when alloc gigantic page
has been added to the -mm tree. Its filename is
mm-hugetlb-suppress-wrong-warning-info-when-alloc-gigantic-page.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/mm-hugetlb-suppress-wrong-warning-info-when-alloc-gigantic-page.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/mm-hugetlb-suppress-wrong-warning-info-when-alloc-gigantic-page.patch
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------------------------------------------------------
From: Chen Wandun <chenwandun@xxxxxxxxxx>
Subject: mm/hugetlb: suppress wrong warning info when alloc gigantic page
If hugetlb_cma is enabled, it will skip boot time allocation when
allocating gigantic page, that doesn't means allocation failure, so
suppress this warning info.
Link: https://lkml.kernel.org/r/20210219123909.13130-1-chenwandun@xxxxxxxxxx
Fixes: cf11e85fc08c ("mm: hugetlb: optionally allocate gigantic hugepages using cma")
Signed-off-by: Chen Wandun <chenwandun@xxxxxxxxxx>
Reviewed-by: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Cc: Roman Gushchin <guro@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/hugetlb.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/mm/hugetlb.c~mm-hugetlb-suppress-wrong-warning-info-when-alloc-gigantic-page
+++ a/mm/hugetlb.c
@@ -2529,7 +2529,7 @@ static void __init hugetlb_hstate_alloc_
if (hstate_is_gigantic(h)) {
if (hugetlb_cma_size) {
pr_warn_once("HugeTLB: hugetlb_cma is enabled, skip boot time allocation\n");
- break;
+ goto free;
}
if (!alloc_bootmem_huge_page(h))
break;
@@ -2547,7 +2547,7 @@ static void __init hugetlb_hstate_alloc_
h->max_huge_pages, buf, i);
h->max_huge_pages = i;
}
-
+free:
kfree(node_alloc_noretry);
}
_
Patches currently in -mm which might be from chenwandun@xxxxxxxxxx are
mm-hugetlb-suppress-wrong-warning-info-when-alloc-gigantic-page.patch
