This is a note to let you know that I've just added the patch titled mm/hugetlb: suppress wrong warning info when alloc gigantic page to the 5.11-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: mm-hugetlb-suppress-wrong-warning-info-when-alloc-gi.patch and it can be found in the queue-5.11 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 1d579808a2adce35d818078ed3351e465594633b Author: Chen Wandun <chenwandun@xxxxxxxxxx> Date: Wed Feb 24 12:07:58 2021 -0800 mm/hugetlb: suppress wrong warning info when alloc gigantic page [ Upstream commit 7ecc956551f8a66618f71838c790a9b0b4f9ca10 ] 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> Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/mm/hugetlb.c b/mm/hugetlb.c index bc61eea60e07e..63d15f0a6629f 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -2520,7 +2520,7 @@ static void __init hugetlb_hstate_alloc_pages(struct hstate *h) 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; @@ -2538,7 +2538,7 @@ static void __init hugetlb_hstate_alloc_pages(struct hstate *h) h->max_huge_pages, buf, i); h->max_huge_pages = i; } - +free: kfree(node_alloc_noretry); }