Messages in this thread | | | Date | Fri, 21 Oct 2022 11:57:00 -0700 | From | Mike Kravetz <> | Subject | Re: [hugetlbfs] 3a47c54f09: kernel-selftests.vm.run_vmtests.sh../userfaultfd_hugetlb_256_32.fail |
| |
On 10/21/22 16:04, kernel test robot wrote: > Hi Mike, > > We noticed below commit reverts some hugetlb related code in fault path, > and we happened to catch a "userfaultfd hugetlb" selftests failure on > this commit. Could you please help check if this is an expected result? > > The commit message mentions about: > > "In subsequent patches, a new synchronization mechanism will be added to > coordinate pmd sharing and eliminate this race." > > We noticed this failure still exists on the latest mainline head > e35184f321518 ("Merge tag 'drm-fixes-2022-10-21' of git://anongit.freedesktop.org/drm/drm") > > Please kindly let us know if you'd like us to keep tracking this issue on > mainline, or please feel free to ignore this report if this issue is not > that important.
Fixed with commit 2ea7ff1e39cb "mm/hugetlb: fix race condition of uffd missing/minor handling" -- Mike Kravetz
| |