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authorJakub Kicinski <kuba@kernel.org>2022-11-17 16:19:14 -0800
committerJakub Kicinski <kuba@kernel.org>2022-11-17 18:30:39 -0800
commit224b744abf9f0663ca6762a79c7298b663fa4f04 (patch)
tree4f6a817547e7d0584d96cd539a3d63be75059cf1 /mm/hugetlb.c
parentb4b221bd79a1c698d9653e3ae2c3cb61cdc9aee7 (diff)
parent847ccab8fdcf4a0cd85a278480fab1ccdc9f6136 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
include/linux/bpf.h 1f6e04a1c7b8 ("bpf: Fix offset calculation error in __copy_map_value and zero_map_value") aa3496accc41 ("bpf: Refactor kptr_off_tab into btf_record") f71b2f64177a ("bpf: Refactor map->off_arr handling") https://lore.kernel.org/all/20221114095000.67a73239@canb.auug.org.au/ Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'mm/hugetlb.c')
-rw-r--r--mm/hugetlb.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 546df97c31e4..e48f8ef45b17 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -6111,6 +6111,10 @@ int hugetlb_mcopy_atomic_pte(struct mm_struct *dst_mm,
ptl = huge_pte_lock(h, dst_mm, dst_pte);
+ ret = -EIO;
+ if (PageHWPoison(page))
+ goto out_release_unlock;
+
/*
* We allow to overwrite a pte marker: consider when both MISSING|WP
* registered, we firstly wr-protect a none pte which has no page cache