The quilt patch titled Subject: mm/hugetlb: change ENOSPC to ENOMEM in alloc_hugetlb_folio has been removed from the -mm tree. Its filename was mm-hugetlb-change-enospc-to-enomem-in-alloc_hugetlb_folio.patch
This patch was dropped because it was nacked
------------------------------------------------------ From: Dafna Hirschfeld dafna.hirschfeld@intel.com Subject: mm/hugetlb: change ENOSPC to ENOMEM in alloc_hugetlb_folio Date: Sun, 1 Dec 2024 03:03:41 +0200
The error ENOSPC is translated in vmf_error to VM_FAULT_SIGBUS which is further translated in EFAULT in i.e. pin/get_user_pages. But when running out of pages/hugepages we expect to see ENOMEM and not EFAULT.
Link: https://lkml.kernel.org/r/20241201010341.1382431-1-dafna.hirschfeld@intel.co... Fixes: 8f34af6f93ae ("mm, hugetlb: move the error handle logic out of normal code path") Signed-off-by: Dafna Hirschfeld dafna.hirschfeld@intel.com Cc: Muchun Song muchun.song@linux.dev Cc: stable@vger.kernel.org Signed-off-by: Andrew Morton akpm@linux-foundation.org ---
mm/hugetlb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/hugetlb.c~mm-hugetlb-change-enospc-to-enomem-in-alloc_hugetlb_folio +++ a/mm/hugetlb.c @@ -3113,7 +3113,7 @@ out_end_reservation: if (!memcg_charge_ret) mem_cgroup_cancel_charge(memcg, nr_pages); mem_cgroup_put(memcg); - return ERR_PTR(-ENOSPC); + return ERR_PTR(-ENOMEM); }
int alloc_bootmem_huge_page(struct hstate *h, int nid) _
Patches currently in -mm which might be from dafna.hirschfeld@intel.com are